116 entries | Generated 2026-06-25 08:05 | Source: LNM01252026.pdf
| Category | Item | Description |
|---|---|---|
| Bridges | Beverly Channel – Bass River/General/Bridges/Temp Deviation | Construction of a temporary Hall-Whitaker Bridge is ongoing and anticipated to be complete no later than May 29, 2030. Until construction is complete, the Hall-Whitaker Bridge over the Bass River in Beverly, MA at mile 0.6 will remain in the closed position. Smaller vessels with adequate clearance beneath the existing moveable bridge in the closed position will be able to pass. Mariners are advised to exercise caution when transiting the area. Any concerned traffic can contact the project manager (MAS Building & Bridge) at (508) 918-3133, or Mass DOT Highway Division at (857) 443-6594. |
| Hazards To Navigation | Beverly Channel – Bass River/General/Hazards To Navigation/Shoaling Reported | MA-SALEM AND LYNN HARBORS (CHART 13275)-BASS RIVER Severe shoaling has been reported between Bass River Channel Buoy 2 (LLNR 10325)-Bass River Channel Buoy 9 (LLNR 10355) and there is a severe decrease in the channel’s width. Mariners should proceed with caution while transiting the area. |
| Bridges | Beverly Channel – Danvers River/General/Bridges/Inspection | MASSACHUSETTS – DANVERS RIVER – SALEM AND BEVERLY – KERNWOOD BRIDGE –DIVE OPERATIONS Mariners are advised that Mass DOT underwater operations team will be conducting dive operations and bridge inspections in the vicinity of the Kernwood Bridge over the Danvers River. Hours of operations will be 12:00 p.m. to 4:00 p.m. Thursday June 25th, 2026. On scene support vessel will be monitoring VHF-FM Ch 13/16. For more information mariners may contact Tom Gallagher at (978) 886-3724. Mariners are advised to use caution when transiting the area and proceed at slowest speed possible through the work areas to minimize wake. |
| Bridges | Beverly Channel – Danvers River/General/Bridges/Repairs, Painting, Or Fender Replacement | General/Bridges/Repairs, Painting, Or Fender Replacement From: 2026-06-20 To: 2026-10-03 Location: 42-32-35.304N/070-53- 53.880W Bridge Name: Kernwood Ave Bridge MASSACHUSETTS– DANVERS RIVER– SALEM AND BEVERLY- KERNWOOD BRIDGE – Bridge Fender System Repairs and Full channel closures MassDOT and SPS New England Inc will be conducting emergency repairs to the fender system at the Kernwood Bridge located at mile 1 of the Danvers River between Salem and Beverly Massachusetts. Work will commence Sunday June 21st, 2026, and continue through Friday October 2nd, 2026. Sunday work hours will be 11:00 p.m. to 5:00 a.m. Monday through Thursday work hours will be 9:00 p.m. to 5:00 a.m. During this maintenance project a full channel closure will be in effect during the timeframes listed above. Vessels will be unable to transit through the bridge during the closure. On scene equipment will consist of a 30×60 tug and barge with associated dive equipment and one safety vessel. Mariners should contact the on-scene Harbormaster boat on VHF Channel 13/16 for guidance. Questions may be addressed to MassDOT Mr. Thomas Gallagher at (978) 886- 3724 or SPS New England project manager Ms. Laura Hood at (978) 606-7673. Mariners are advised to plan accordingly and exercise caution. when transiting the area. Chart 13275 |
| Bridges | Block Island Sound And Gardiners Bay – Long Island Sound Eastern Part/General/Bridges/Rehabilitation | General/Bridges/Rehabilitation From: 2025-04-16 To: 2026-12-01 Location: 41.176728° N / 73.176352° W Bridge Name: Stratford Ave Bridge CONNECTICUT – PEQUONNOCK RIVER – Bridge Rehab – From April 21, 2025 through November 30, 2026 contractors will be utilizing a under bridge work platform truck to access the Stratford Avenue Bridge across Pequonnock River at mile 0.1. This truck is required for rehabilitation of the bridge. The work platform will not be in the navigational channel. Questions may be directed to Superintendent Wesley Sousa Santos at (860) 622-8410. Mariners are advised to exercise caution when transiting the area. |
| General | Boston North Channel – Boat Parade | Boston North Channel – President Roads/General/Marine Events/Boat Parade | Marine Events | MA – BOSTON – BOSTON INNER HARBOR – DECK THE HULLS – BOAT PARADE Moore Yacht Sales is hosting the Boston Harbor Deck the Hulls boat parade on July 25, 2026, from 8:00 PM to 10:00 PM in Boston Inner Harbor. The parade will consist of approximately 40-60 vessels from 18’ to 60’ decorated with Holiday Lights. The person responsible for on scene safety can be reached at 781-704- 5202. For more information, please contact Jeffrey Jadul at 781-704-5202. Chart 13272 |
| General | Boston North Channel – Boat Parade | Boston North Channel – President Roads/General/Marine Events/Boat Parade | Marine Events | USCG LOCAL NOTICE TO MARINERS: Sail Boston 250 Dates of Event: July 10, 2026 – July 16, 2026 Location: Boston Inner and Outer Harbor The U.S. Coast Guard is establishing multiple temporary Regulated Navigation Areas, Security and Safety Zones, Spectator Areas, and temporarily suspending certain anchorage grounds in Boston Harbor to ensure the safety of life on navigable waters during the Sail Boston 250 event. Additional Information & Resources This notice provides a basic operational summary. For exact GPS coordinates, complete vessel size restrictions for spectator areas, and comprehensive regulatory guidelines, all mariners must review the full documentation available on Regulations.gov. You may view available documents regarding the Temporary Final Rule for Sail Boston 250, at Regulations.gov or by searching docket number USCG-2025-0707 at Regulations.gov. Marine Safety Information Bulletins (MSIBs): The Coast Guard will be releasing 2 distinct MSIBs detailing specific phases and requirements of this operation. Mariners are directed to read both MSIBs for operational clarity. Communications: Monitor VHF-FM Channel 16 for updates from the Event Patrol Commander (PATCOM). For additional information mariners may contact LCDR Jessica Hull Sector Boston Waterways Management Branch Chief at [email protected] or Mr. Timothy Chase at [email protected] . |
| General | Boston North Channel – Drone Show | Boston North Channel – President Roads/General/Marine Events/Other | Marine Events | MA – BOSTON – CHARLES RIVER – BOSTON CELEBRATIONS – DRONE SHOW PRACTICE Boston 4 Celebrations Foundation, and Pyrotecnico will be conducting a practice Drone Show on July 3, 2026, from 8:30 PM to 9:30 PM on the Charles River. The event will consist of a practice Drone Display off the Esplanade in approximate position 42° 21’ 21.29”N, 071° 05’ 12.87”W. The person responsible for on-scene safety can be reached at 603-532-8324. Mariners are advised to stay 700’ away from the drone launch barge. For more information, please contact Matt Shea at 603-532-8324. |
| General | Boston North Channel – Fireworks | Boston North Channel – President Roads/General/Marine Events/Fireworks | Marine Events | MA – BOSTON – BOSTON HARBOR – BOSTON CELEBRATIONS HARBORFEST – FIREWORKS – Pyrotecnico is hosting the Boston Celebrations Harborfest Fireworks Display on July 2, 2026, from 9:00 PM to 10:00 PM in the area of Long Wharf, Boston Harbor. Rain Date is July 1, 2026. The event will consist of approximately 100 spectator vessels, 1 barge and 1 tug. A 700’ safety zone will be maintained around the tug and barge. The person responsible for on scene safety can be reached at 617-398-7733. For more information, please contact Matthew Shea at 603-235-4656. Chart: 13272 |
| General | Boston North Channel – Fireworks | Boston North Channel – President Roads/General/Marine Events/Fireworks | Marine Events | MA – BOSTON – CHARLES RIVER – BOSTON CELEBRATION FIREWORKS – FIREWORKS – Pyrotecnico is hosting the Boston Celebration 4th of July Fireworks on July 4, 2026, from 9:40 PM to 10:15 PM in the area around Charles River Esplanade. The event will consist of approximately 150 spectator vessels, 7 mini barges and 1 tug. The person responsible for on scene safety can be reached at 603-235- 4656. For more information, please contact Tara Hughgill at 603-532-8324. |
| General | Boston North Channel – Paddle Race | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – CHARLES RIVER – BOSTON – CAMBRIDGE BOAT CLUB INVITATIONAL – PADDLE RACE – The Cambridge Boat Club is hosting the Cambridge Boat Club Invitational on July 18, 2026, from 8:00 AM to 11:00 AM from the Eliot Bridge to the Boston University Bridge on the Charles River. The event will consist of approximately 50 rowing shells varying in length. Boat traffic will be paused during the race segments along the Charles River. Normal boat traffic will be allowed during the non-race segments. The person responsible for on scene safety can be reached at 617-538-5130. For more information, please contact Prairie Resch at 617-639-2205. |
| Bridges | Boston North Channel – President Roads/General/Bridges/Repairs, Painting, Or Fender Replacement | General/Bridges/Repairs, Painting, Or Fender Replacement From: 2025-12-11 To: 2026-09-01 Location: 42-22-18.210N/071-07- 58.500W Bridge Name: Eliot Bridge MASSACHUSETTS – BOSTON HARBOR – CHARLES RIVER – BASIN – ELLIOT BRIDGE – Bridge Repairs Mariners are advised that Northern Construction Service, LLC has been contracted by the State to perform repairs to the Elliot Bridge over the Charles River. The ongoing repairs are scheduled to be completed by August of 2026. Periodically each of the three spans will be closed to vessel traffic at no time will more than one arch be closed to vessel traffic. Work hours are 7:00 a.m. to 4:00 p.m. Monday through Friday. On scene equipment will consist of a moveable spud barge and tending vessel. The equipment will be staged in portions of the navigable channel during the repairs and unable to move without advanced notification. Repair work is currently on-going in the Boston Arch, and it is anticipated that the equipment will remain staged in the Boston Arch until the Spring of 2026 at which time it will be repositioned to facilitate final repairs to the bridge substructure. For more information Mariners may contact Mr. Jay Krutiak at (413) 770-1723. On scene support vessels may be contacted via VHF-FM Ch 13/16. Mariners are advised to plan accordingly and use caution when transiting the area. Chart:13272 |
| Bridges | Boston North Channel – President Roads/General/Bridges/Repairs, Painting, Or Fender Replacement | General/Bridges/Repairs, Painting, Or Fender Replacement From: 2026-05-11 To: 2026-12-01 Location: 42-22-06.276N/071-04- 25.680W MASSACHUSETTS – BOSTON INNER HARBOR – LOWER CHARLES RIVER –BROAD CANAL DRAWBRIDGE – Bridge Repairs Mariners are advised that SPS New England Inc will be conducting bridge repairs and structural steel replacement on the Broad Canal Bridge in the Lower Charles River basin. Bridge repair operations will commence on May 11, 2026, and continue through December 1, 2026. Work Hours will be Monday through Friday for 8 hours per day varying between day and night shifts subject to Mass DOT approval. On scene equipment will consist of a push boat and a 20′ x 50′ Barge. The equipment will be staged in the navigable channel during work hours, reducing the horizontal clearance of the channel to 20 feet. Vessels requiring the entire 40-foot navigable channel are asked to provide 24-hour advanced notification to the on-scene contractor. All support vessels and work barges will be staged outside the navigable channel during non-working hours. For more information, mariners may contact SPS New England Marine Manager Mr. Greg Bashaw at (978) 360-0262 or the project manager Mr. Andrew Chamberland at (508) 328-8828. On-scene support vessel will be monitoring VHF-FM Ch 13. Mariners are advised to use caution and transit at slow speed to minimize wake when transiting the area. |
| General | Boston North Channel – Regatta | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – WINTHROP – PRESIDENT ROADS – CONSTITUTION CUP REGATTA – REGATTA – The Cottage Park Yacht Club is hosting the Constitution Cup Regatta on June 27, 2026, from 11:00 AM to 4:00 PM in President Roads, Boston Harbor. The event will consist of approximately 15 sailing vessels all ranging from 19’ to 40’ in length. The person responsible for on-scene safety can be reached at 617-306-8287. For more information, please contact Suzanne Hardy at 617-306-8287. Chart 13270 |
| General | Boston North Channel – Regatta | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – WINTHROP – PRESIDENT ROADS – CPYC MAKE-A-WISH PURSUIT RACE – REGATTA – The Cottage Park Yacht Club is hosting the CPYC Make-A-Wish Pursuit Race on August 1 and August 2,2026 from 11:30 AM to 3:00 PM in and around the area of President Roads around the Boston Harbor Islands and returning to Winthrop. The event will consist of approximately 20 sailing vessels all ranging from 20’ to 40’ in length. The person responsible for on-scene safety can be reached at 617-306-8287. For more information, please contact Suzanne Hardy at 617-306-8287. Chart 13270 |
| General | Boston North Channel – Regatta | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – WINTHROP – PRESIDENT ROADS – CPYC MAKE-A-WISH ONE DESIGN RACE – REGATTA – The Cottage Park Yacht Club is hosting the CPYC Make-A-Wish One Design Race on August 1 and August 2 2026, from 11:00 AM to 4:00 PM in and around the area of President Roads, 1 mile west of Deer Island, Boston Harbor. The event will consist of approximately 20 sailing vessels approximately 16’ and 20’ in length. The person responsible for on-scene safety can be reached at 617-306-8287. For more information, please contact Suzanne Hardy at 617-306-8287. Chart 13270 |
| General | Boston North Channel – Regatta | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – WINTHROP – PRESIDENT ROADS – JFK REGATTA – REGATTA – The Cottage Park Yacht Club is hosting the JFK Regatta on August 23, 2026, from 11:00 AM to 4:00 PM in and around the area of President Roads, 1 mile west of Deer Island, Boston Harbor. The event will consist of approximately 15 sailing vessels all ranging from 20’ to 40’ in length. The person responsible for on-scene safety can be reached at 617-306-8287. For more information, please contact Suzanne Hardy at 617-306-8287. Chart 13270 |
| General | Boston North Channel – Regatta | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – BOSTON HARBOR ISLANDS – SAVIN HILL YACHT CLUB BOSTON LIGHT RACE – REGATTA – The Savin Hill Yacht Club and Constitution Yacht Club are hosting the Boston Light Race on September 26th, 2026, from 12:00 PM to 6:00 PM in the vicinity of the Boston Harbor Islands, Boston, MA. The event will consist of approximately 30 – 45 vessels, 22’ to 47’ in length. The vessel responsible for on scene safety can be reached at 508-479-1338. For more information please contact Sean Kane at 508-479-1338. Chart 13270 |
| General | Boston North Channel – Rowing Event | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – CHARLES RIVER – BOSTON – CROMWELL CUP REGATTA – ROWING RACE – The Riverside Boat Club is hosting the Cromwell Cup Regatta on July 19, 2026, 6:00 AM to 6:00 PM from the Anderson Bridge to the Boston University Bridge on the Charles River. The event will consist of approximately 300 rowing shells varying in length. Boat traffic will be paused during the race for 20-minute segments along the Charles River. Normal boat traffic will be allowed during the 10 minutes on the hour and half hour. The person responsible for on scene safety can be reached at 206-552-4194. Event staff monitor VHF CH 16 and use VHF Ch. 13 as a working frequency. For more information, please contact Alex Twist at 206-552-4194. |
| Marine Events | Boston South Channel – Regatta | MA – BOSTON OUTER HARBOR AND ISLANDS – CONSTITUTION YACHT CLUB HUMPDAY HARBOR HUSTLE I – REGATTA – The Constitution Yacht Club is hosting the Humpday Harbor Hustle I, on June 24, 2026 from 6:00 PM to 9:00 PM. The event will take place in Outer Boston Harbor and Islands. The event will consist of approximately 50 sailing vessels, ranging from 28’ to 42’. The person responsible for on scene safety can be reached at 860-608-6792. For more information, please contact Ryan Wagner at 860-608-6792. Chart 13272 |
| Marine Events | Boston South Channel – Regatta | MA – BOSTON OUTER HARBOR AND ISLANDS – CONSTITUTION YACHT CLUB HUMPDAY HARBOR HUSTLE II – REGATTA – The Constitution Yacht Club is hosting the Humpday Harbor Hustle I, on July 29, 2026 from 6:00 PM to 9:00 PM. The event will take place in Outer Boston Harbor and Islands. The event will consist of approximately 50 sailing vessels, ranging from 28’ to 42’. The person responsible for on scene safety can be reached at 860-608-6792. For more information, please contact Ryan Wagner at 860-608-6792. Chart 13272 |
| Marine Events | Buzzards Bay Main Channel – Regatta | MA – APPONAGANSETT HARBOR – JOHN BENTLEY REGATTA & RHODES 19 EAST COAST CHAMPIONSHIP – RACE/REGATTA Mariners are advised that the John Bentley Regatta & Rhodes 19 East Coast Championship is scheduled to be held in the vicinity of Apponagansett Harbor, South Dartmouth, MA. The event will take place on June 27, 2026, from 9:00 a.m. to 4:00 p.m. Expect up to 20 sailing vessels, 8-18 ft in length. Mariners are advised to transit the area with extreme caution. Mariners may contact the person in charge by phone at (508) 843-4426. |
| Miscellaneous | Buzzards Bay Main Channel – Southwest Approach/General/Miscellaneous | General/Miscellaneous From: 2026-05-15 To: 2026-11-30 Location: 41-36-18.216N/070-55-05.556W 41-31-13.944N/070-51- 52.776W 41-30-45.720N/070-53-15.576W 41-36-13.572N/070-55-29.676W 41-36-18.216N/070-55-05.556W Blue Water Autonomy will be conducting testing of autonomous equipment onboard CTV ATLANTIC ENDURANCE. A Security call will be made at the beginning and end of each day/night of testing on CH16. All local channels will be monitored during testing. There will be a 25′ SAFEBOAT on scene during testing. |
| Hazards To Navigation | Buzzards Bay Main Channel – Westport Harbor/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-08-30 To: 2039-12-31 Location: Westport Channel has experienced significant shoaling, with considerable narrowing of the federal channel. Aids to navigation have been relocated outside the federal channel, to mark best water. Mariners are advised that shoaling has been identified and is unpredictable outside the federal channel, affecting both commercial and recreational vessels. Mariners without local knowledge are advised to transit with extreme caution and only during plus tides. Mariners are urged to use caution while transiting the area. |
| Hazards To Navigation | Buzzards Bay Main Channel – Westport Harbor/General/Hazards To Navigation/Shoaling Reported | MA-MARTHA’S VINEYARD TO BLOCK ISLAND (Chart 13218)-WESTPORT HARBOR Shoaling exists in Westport Harbor in the vicinity of Westport Harbor Channel LB 14 (LLNR 17490) and Westport Harbor Channel Buoy 17 (LLNR 17505). There are other areas of shoaling throughout the Westport Harbor Channel reducing the available depth of water. Mariners are advised to use caution while navigating this area |
| Bridges | Buzzards Bay Main Channel – Weweantic River/General/Bridges/Construction | Massachusetts Department of Transportation (MassDOT) will conduct bridge demolition and replacement operations on the Route 6 Bridges over the Weweantic River in Marion and Wareham, MA. Beginning May 1, 2026 through September 10, 2028, multiple work boats, barges, cranes, and support equipment will be operating in the vicinity of the bridges. Construction activities may occur within multiple spans and channels; however, a navigable channel will remain open at all times. Construction equipment, including barges, cofferdams, and work platforms, will be present within and adjacent to the navigable channel. Short-term channel restrictions may occur during active construction operations, including pile driving, sheeting, and erection activities, and will be limited to periods when such operations are in progress. Mariners are advised to exercise caution and reduce wake when transiting the area. Mariners with questions or concerns may contact the contractor via VHF-FM Channels 13/16 or call Don Smith (413) 262-3687 or Jay Krutiak (413) 770-1723. |
| Marine Construction (Excluding Bridges) | Buzzards Bay Main Channel – Weweantic River/General/Marine Construction (Excluding Bridges)/Dredging | General/Marine Construction (Excluding Bridges)/Dredging From: 2026-06-17 To: 2026-10-01 Location: 41-44-57.768N/070-42- 18.216W AGM Marine Contractors, will be conducting dredging operations in the Wareham River, Wareham, Massachusetts, in position 41-44-57.75N, 070-42-18.21W. The project is scheduled to run from July 1, 2026, through September 31, 2026, and will operate continuously, seven days a week, 24 hours per day. The equipment involved includes the Dredge Triton, crane, scow, and tugs. To ensure safe navigation, vessels in the area can contact the operation on radio frequency 66 and are advised to provide a 15-minute notice for passing arrangements, with the dredging vessel remaining out of the channel when necessary. |
| Discrepancy | Cape Ann Light | Aid status: sound signal inoperative (SS INOP); Light List number: 295; Aid type: Federal aid (FD) |
| Discrepancy | Chelsea River Light 4 | Aid status: light extinguished / structure damaged (LT EXT/STRUCT DMGD); Light List number: 10970; Aid type: Federal aid (FD) |
| Discrepancy | Cohasset Gangway Lighted Bell Buoy 1G | Aid status: off station (OFF STATION); Light List number: 12220; Aid type: Federal aid (FD) |
| Marine Events | Cohasset Harbor – Triathlon | MA – COHASSET – SANDY BEACH – COHASSET TRIATHLON – SWIM The Cohasset Triathlon is hosting the Cohasset Triathlon, June 28, 2026, in and around the vicinity of Sandy Beach. The event will consist of approximately 1200 swimmers, swimming directly along the shore following a .25 mile course. Swimmers will enter the water in 9 waves, never more than 200 swimmers in the water at any given time. The person responsible for on scene safety can be reached at 617-515-5929. For more information, please contact Bill Burnett at 617-515-5929. Chart 13275 |
| Discrepancy | Cohasset Western Channel Daybeacon 5 | Aid status: missing (MISSING); Light List number: 12170; Aid type: Federal aid (FD) |
| Discrepancy | Essex Bay Entrance Lighted Bell Buoy 1 | Aid status: rbn improper characteristic (RBN IMCH); Light List number: 9480; Aid type: Federal aid (FD) |
| Hazards To Navigation | Gardiners Bay South Entrance – Shelter Island Sound South Channel/General/Hazards To Navigation/Obstructions | General/Hazards To Navigation/Obstructions From: 2026-05-28 To: 2027-05-01 Location: 40-53-31.488N/072-17-10.608W Sound and the Sea, LLC will conduct scientific research focused on marine mammal detection and monitoring in the Atlantic Ocean south of Long Island, New York, off Mecox Bay. Four bottom-mounted passive acoustic monitoring devices will be deployed at specified coordinates: Sensor 1 (40°53’31.499″ N, 72°17’10.612″ W), Sensor 2 (40°52’33.985″ N, 72°18’8.856″ W), Sensor 3 (40°52’34.698″ N, 72°19’44.666″ W), and Sensor 4 (40°51’37.181″ N, 72°20’42.911″ W). Each device will be moored to the seafloor with a footprint of approximately one square foot and a line floating up to eight feet above the seafloor, at depths between 50 and 60 feet. The monitoring will be continuous, operating 24/7 from June 7, 2026, to May 1, 2027. |
| Hazards To Navigation | Georges Bank And Nantucket Shoals – Chatham Harbor Approach/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-08-30 To: 2039-12-31 Location: Shoaling has been reported in Old Harbor between buoys 6 and 8. Mariners are advised to use extreme caution while transiting the area. |
| Hazards To Navigation | Georges Bank And Nantucket Shoals – New Inlet/General/Hazards To Navigation/Shoaling Reported | MA-MARSHFIELD-NEW INLET Shoaling has been reported from the North River junction buoy towards the #2 buoy South River. This area is reported as approx. 3.0 feet during the low tide. Mariners should use caution while transiting the area, especially during astronomical low tides. |
| Hazards To Navigation | Georges Bank And Nantucket Shoals – Pollock Rip Channel/General/Hazards To Navigation/Shoaling Reported | MA-NANTUCKET SOUND AND APPROACHES (Chart 13237)-POLLOCK RIP CHANNEL The entrance to Pollock Rip Channel from the East continues to have SEVERE shoaling East of Pollock Rip Lighted Buoy 4 (LLNR 13535). Mariners should not attempt to transit the area without local knowledge of the shoals and use the channel at their own risk. If transiting the channel, Mariners are urged to transit at their slowest safe speed and proceed with extreme caution. |
| Bridges | Hog Island Channel – Cape Cod Canal Eastern Entrance/General/Bridges/Maintenance | Atlas Painting and Sheeting Corp. will be conducting bridge sandblasting and painting operations on the Buzzards Bay Railroad Bridge over the Cape Cod Canal beginning 9 March 2026 through 31 December 2026. Scaffolding will reduce the vertical clearance from 135 feet to 130 feet MHW. Questions concerning the project should be directed to the Duty Marine Traffic Controller, US Army Corps of Engineers, Cape Cod Canal Field Office at 978-318-8500 or VHF Channel 14. Mariners should exercise caution while transiting the area. |
| Marine Construction (Excluding Bridges) | Hog Island Channel – Cape Cod Canal Eastern Entrance/General/Marine Construction (Excluding Bridges)/Facilities, Barriers, Manmade Reefs, Riprap, Jetties/Dikes | General/Marine Construction (Excluding Bridges)/Facilities, Barriers, Manmade Reefs, Riprap, Jetties/Dikes From: 2026-03-09 To: 2027-02-17 Location: 41-44-30.948N/070-36-48.816W Atlas Painting and Sheeting Corp. will be conducting bridge sandblasting and painting operations on the Buzzards Bay Railroad Bridge over the Cape Cod Canal beginning 9 March 2026 through 31 December 2026. Scaffolding will reduce the vertical clearance from 135 feet to 130 feet MHW. Questions concerning the project should be directed to the Duty Marine Traffic Controller, US Army Corps of Engineers, Cape Cod Canal Field Office at 978-318-8500 or VHF Channel 14. Mariners should exercise caution while transiting the area. |
| Bridges | Long Island Sound Eastern Part – Bridgeport Harbor/General/Bridges/Inspection | General/Bridges/Inspection From: 2026-06-18 To: 2026-07-11 Location: 41-10-59.034N/073-11-09.298W Bridge Name: Peck Railroad Bridge CONNECTICUT- PEQUONNOCK RIVER– Bridge Inspections – From July 6, 2026 to July 10, 2026 between 8:00 a.m. to 4:00 p.m. a 21’ parker boat and dive team will be performing diving inspection at the Peck Bridge across Pequonnock River at mile 0.3, in Bridgeport, Connecticut. This bridge inspection will not affect the navigational channel. Mariners with any questions may contact the contractor via marine radio VHF-FM Ch 13/16 or call Clay Carlson (959) 988-3963. Mariners are advised to exercise caution and reduce wake when transiting the area. |
| Bridges | Long Island Sound Eastern Part – Housatonic River/General/Bridges/Repairs, Painting, Or Fender Replacement | General/Bridges/Repairs, Painting, Or Fender Replacement From: 2026-07-01 To: 2027-12-31 Location: 41-12-19.044N/073-06- 34.776W Bridge Name: Devon Railroad Bridge CONNECTICUT – HOUSATONIC RIVER – Bridge Repairs – Beginning July 20, 2026, Connecticut Department of Transportation will be performing interim repairs on the Devon Bridge across Housatonic River at mile 3.9. Contractor will be utilizing a barge in the navigational channel that will reduce the horizontal clearance to 41’-6” as well as installing a platform under the bridge outside of the navigational channel that will reduce the vertical clearance. Work is expected to be completed in December 2027. Mariners with any questions can contact the contractor via marine radio VHF-FM Ch 13/16 or call CTDOT Environmental Coordinator Brian Brinsmade at (203) 389-3173. Mariners are advised to exercise caution and reduce wake when transiting the area. |
| Marine Construction (Excluding Bridges) | Long Island Sound Eastern Part – Housatonic River/General/Marine Construction (Excluding Bridges)/Dredging | General/Marine Construction (Excluding Bridges)/Dredging From: 2025-03-07 To: 2026-06-30 2) 40’ x 60’ Dredge Plant Spud Barges and 6) 30’ x 40’ Material Barges and 2) 24’ push boats. Work area is the East and West Bay Tidal Flat at the former Stratford Army Engine Plant |
| MSIB | Long Island Sound Eastern Part – New London Harbor/General/MSIB | General/MSIB From: 2025-08-07 To: 2026-08-07 Location: 41.40063° N / 72.09797° W 41.38869° N / 72.09122° W 41.38819° N / 72.09266° W 41.39609° N / 72.09736° W 41.40042° N / 72.09918° W 41.40063° N / 72.09797° W The Thames River federal navigation channel in the vicinity of the U.S. Naval Submarine Base on the Thames River has been reconfigured and narrowed. The Thames River Middle Range no longer marks the channel centerline and now marks the eastern channel edge along the outer boundary of the Naval Base security zone. This area may be restricted by the Navy Base floating barrier. |
| Marine Events | Long Island Sound Western Part – Fireworks | General/Marine Events/Fireworks From: 2026-06-26 To: 2026-07-04 Location: LARCHMONT, NY – LARCHMONT HARBOR – LONG ISLAND SOUND – FIREWORKS SAFETY ZONE Details: Mariners are advised that a safety zone will be enforced for a barge-based fireworks display, scheduled to be held on Larchmont Harbor, July 3, 2026, from 9:00 p.m. until 10:30 p.m. The fireworks barge will be in approximate position 40°55’25.47″N 73°44’32.23″W (WGS84) and the Safety Zone encompasses all waters within a 400-foot radius from the barge. Vessels may not enter, remain in, or transit through the Safety Zone during the enforcement period unless authorized by the Coast Guard Captain of the Port. Other Federal, State and local agencies may assist these personnel in the enforcement of the Safety Zone. |
| Marine Events | Long Island Sound Western Part – Fireworks | General/Marine Events/Fireworks From: 2026-05-15 To: 2026-07-05 Mariners are advised that a safety zone will be enforced for a barge- based fireworks display, scheduled to be held on the Manhasset Bay, July 4, 2026, from 9:30 p.m. until 10:00 p.m. The fireworks barge will be in approximate position 40° 49’ 40.49” N, 73° 42’ 18.4” W (NAD 83) and the Safety Zone encompass all waters within a 300 yard radius from the shoreline. Vessels may not enter, remain in, or transit through the Safety Zone during the enforcement period unless authorized by the Coast Guard Captain of the Port. Other Federal, State and local agencies may assist these personnel in the enforcement of the Safety Zone. |
| General | Long Island Sound Western Part – Little Bay/General/Bridges/Maintenance | Long Island Sound Western Part – Little Bay/General/Bridges/Maintenance | Bridges | General/Bridges/Maintenance From: 2026-04-17 To: 2026-11-01 Location: 40-47-57.520N/073-47-36.920W Bridge Name: Throgs Neck Bridge NEW YORK – EAST RIVER – Barge Placement –Beginning April 21, 2026 through October 31, 2026, contractors will be performing bridge painting at the Throgs Neck Bridge across East River at mile point 15.8. To perform this work contractors will be utilizing a barge 110’x 32’. At no time will the bridge be in the navigational channel. Mariners with any questions can contact Project Manager Steven V. D’Orazio at (646) 235-7518 or via marine radio VHF-FM CH 13/16. Mariners are advised to exercise caution when transiting the area. | Lat: 40° 47′ 58″ Lon: -073° 47′ 37″ |
| General | Long Island Sound Western Part – Little Bay/General/Bridges/Maintenance | Long Island Sound Western Part – Little Bay/General/Bridges/Maintenance | Bridges | From June 24, 2026, to July 1, 2026, maintenance will be conducted to the approach spans of the Throgs Neck Bridge across the East River, mile 13.8, using an Under Bridge Inspection Unit (snooper truck). Work hours are 10:00 p.m. to 5:00 a.m. This maintenance will not impede the navigation channel. Mariners requiring full vertical clearance can contact in-scene supervisors on VHF-FM channel 13/16 or by calling 718-913-1562. Mariners are advised to exercise caution when transiting this area. | Lat: 40° 47′ 58″ Lon: -073° 47′ 37″ |
| Marine Construction (Excluding Bridges) | Long Island Sound Western Part – Little Neck Bay Approach/General/Marine Construction (Excluding Bridges)/Dredging | General/Marine Construction (Excluding Bridges)/Dredging From: 2026-05-28 To: 2026-07-01 Location: 40-48-36.972N/073-45- 54.972W Breakwater Marine LLC will conduct dredging operations in Hague Basin, located in Narrow Bay/Great South Bay, New York, at coordinates 40°48’37” N / 73°45’55” W. The project is scheduled from May 29 to July 1, 2026, operating daily from 6:00 AM to 6:00 PM. Equipment on site will include a 60′ x 155′ dredge, a 25′ x 14′ pushboat, ten 35′ x 200′ scows, and a 20′ x 8′ aluminum work skiff. Vessels can be contacted via radio frequencies 13 and 16. Navigation safety measures include a 60-minute window to move vessels if needed, with a maximum of six barges moored at any time, gates to allow vessel passage, and turbidity curtains for environmental protection. The site is adjacent to the U.S. Merchant Marine Academy and other local landmarks. |
| Hazards To Navigation | Long Island Sound Western Part – Milton Harbor/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-09-13 To: 2039-12-22 Location: 40.95282° N / 73.69544° W 40.95061° N / 73.69569° W 40.94138° N / 73.69947° W 40.94138° N / 73.69994° W 40.95266° N / 73.69569° W 40.95282° N / 73.69544° W NY-LONG ISLAND SOUND –MILTON HARBOR Severe Shoaling has been reported in Milton Harbor. Mariners are advised to proceed with caution while transiting the area. |
| Bridges | Long Island Sound Western Part – Oyster Bay/General/Bridges/Inspection | General/Bridges/Inspection From: 2026-06-10 To: 2026-06-25 Location: 40-54-10.476N/073-32-54.996W Bridge Name: Bayville Hwy Bridge From June 22, 2026 to June 24, 2026, an under-bridge inspection unit (UBIU) and safety boat will be operating at the Bayville Highway Bridge (West Shore Rd) across Mill Neck Creek at mile 0.1, between Bayville and Mill Neck, NY. Mariners requiring full vertical clearance can contact the contractor via marine radio VHF-FM Ch 13/16 or call Seth Medwick at 917-821-9130. Mariners are advised to exercise caution and reduce wake when transiting the area. |
| Discrepancy | Merrimack River Buoy 20 | Aid status: watching properly (WATCHING PROPERLY); Light List number: 9080; Aid type: Federal aid (FD) |
| Discrepancy | Merrimack River Buoy 22 | Aid status: watching properly (WATCHING PROPERLY); Light List number: 9085; Aid type: Federal aid (FD) |
| Marine Events | Nahant Harbor – Fireworks | MA – LYNN – BLOSSOM ST EXT – LYNN 4TH OF JULY CELEBRATION – FIREWORKS Pyrotechnico is hosting the 4th of July for the City of Lynn on July 3, 2026 from 9:15 PM to 10:15 PM at Blossom St Ext in Lynn. The event will consist of a fireworks display that is approximately 1 hour long from one tug and one barge. The person responsible for on scene safety can be reached at 978-432-3893. For more information please contact Tara Hughgill at 603-532-8324. Chart 13275 |
| Hazards To Navigation | Nahant Harbor – Lynn Harbor/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-08-30 To: 2039-12-31 |
| Hazards To Navigation | Nahant Harbor – Saugus River Approach Channel/General/Hazards To Navigation/Shoaling Reported | MA-SALEM AND LYNN HARBORS (Chart 13275)-SAUGUS RIVER APPROACH CHANNEL Severe shoaling has been reported in the Saugus River in the vicinity of Saugus River Approach Channel Lighted Buoy 5 (LLNR 10655). Mariners should proceed with caution while transiting the area. |
| Discrepancy | Nantasket Roads DRC Lighted Hazard Buoy A | Aid status: missing (MISSING); Light List number: 11411; Aid type: Private aid (PA) |
| Marine Events | Nantasket Roads Southern Approach – Fireworks | MA – WEYMOUTH FORE RIVER – WEYMOUTH 4TH OF JULY CELEBRATION – FIREWORKS The Town of Weymouth is hosting the Weymouth 4th of July Celebration on July 3, 2026, from 9:15 PM to 10:00 PM off Wessagussett Beach. The event will consist of an hour-long fireworks display from a moored barge in the Weymouth Fore River. The person responsible for on-scene safety can be reached at 603-387-8158. For more information, please contact Matthew Shea at 603-235-4656. Chart 13267 |
| General | NAVAREA IV/General/Bridges/Inspection | NAVAREA IV/General/Bridges/Inspection | Bridges | MA – BOSTON/CAMBRIDGE – CHARLES RIVER – WESTERN AVE & RIVER STREET BRIDGES – Bridge Inspections Mariners are advised that NDT Corporation and Mass DOT will be conducting an inspection of the Western Ave and River Street Bridges crossing the Charles River. Inspections will be conducted on weekdays from July 6th to July 17th, 2026 from 7:30 a.m. to 5:30 p.m. On scene equipment will consist of a work float rigged with scaffolding and a small tending/safety vessel. The contractor will be operating in one bridge span at a time and can relocate on demand with 15 minutes’ advance notice. The on-scene vessels will be monitoring VHF CH 16 and 68. The on-site team leader can be reached at (813) 245-7137. Questions may be directed to Mr. Bill Horne at (518) 852-9652. Mariners are advised to use caution and plan their transits accordingly. | Lat: 42° 21′ 40″ Lon: -071° 07′ 00″ |
| General | NAVAREA IV/General/Bridges/Inspection | NAVAREA IV/General/Bridges/Inspection | Bridges | MA – BOSTON/CAMBRIDGE – CHARLES RIVER – WESTERN AVE & RIVER STREET BRIDGES – Bridge Inspections Mariners are advised that NDT Corporation and Mass DOT will be conducting an inspection of the Western Ave and River Street Bridges crossing the Charles River. Inspections will be conducted on weekdays from July 6th to July 17th, 2026 from 7:30 a.m. to 5:30 p.m. On scene equipment will consist of a work float rigged with scaffolding and a small tending/safety vessel. The contractor will be operating in one bridge span at a time and can relocate on demand with 15 minutes’ advance notice. The on-scene vessels will be monitoring VHF CH 16 and 68. The on-site team leader can be reached at (813) 245-7137. Questions may be directed to Mr. Bill Horne at (518) 852-9652. Mariners are advised to use caution and plan their transits accordingly. | Lat: 42° 21′ 51″ Lon: -071° 07′ 01″ |
| Discrepancy | New Inlet Buoy 8 | Aid status: missing (MISSING); Light List number: 12345; Aid type: Federal aid (FD) |
| LAA/RNA | New Rochelle Harbor North Approach – Middle Channel/General/LAA/RNA/COTP Restriction | General/LAA/RNA/COTP Restriction From: 2024-12-16 To: 2027-05-31 The Coast Guard is establishing a temporary safety zone for certain waters of Long Island Sound in the vicinity of the Glen Island Approach Bridge, New Rochelle, NY, for construction vessels and machinery involved in the rehabilitation project of the bridge. The safety zone is needed to protect personnel, vessels, and the marine environment from potential hazards associated with the bridge construction between December 2, 2024, through May 27, 2027. When enforced, this regulation prohibits persons and vessels from being in the safety zone unless authorized by the Captain of the Port New York or a designated representative. DATES: This rule is effective without notice from December 3, 2024, through 5 p.m. on May 27, 2027. For the purposes of enforcement, actual notice will be used from midnight on December 2, 2024, until December 3, 2024. This rule will only be enforced during periods when construction operations at the bridge are in progress. Comments and related material must be received by the Coast Guard on or before March 3, 2025. ADDRESSES: To view documents mentioned in this preamble as being available in the docket, go to https://www.regulations.gov, type USCG-2024-0956 in the search box and click “Search.” Next, in the Document Type column, select “Supporting & Related Material.” FOR FURTHER INFORMATION CONTACT: If you have questions about this rule, call or email Jeffrey Yunker, Waterways Management Division, U.S. Coast Guard Sector New York; telephone 718-354-4195, email [email protected]. IV. Discussion of the Rule This rule establishes a safety zone from 7 a.m. until 5 p.m. each day starting on midnight December 2, 2024, through May 27, 2027. The safety zone will only be enforced during periods when construction operations at the Glen Island Bridge rehabilitation project are in progress. The anticipated dates for the windows of full channel closures are from 7 a.m. on December 2, 2024, through 5 p.m. on December 20, 2024; from 7 a.m. on February 3, 2025, through 5 p.m. on May 22, 2025; and from 7 a.m. on October 2, 2025, through 5 p.m. on April 29, 2026. The Coast Guard will make notice of the safety zone via the Local Notice to Mariners and issue a Broadcast Notice to Mariners via marine channel 16 (VHF-FM) as soon as practicable in advance of these scheduled closures. All these dates are tentative and subject to change due to weather, supply chain delays, or other unforeseen circumstances. This rule remains effective through May 27, 2027, in case the project is delayed due to unforeseen circumstances. The area regulated by the safety zone will encompass the waters around the Glen Island Bridge and will cover all navigable waters, from surface to bottom, within the area formed by connecting the following latitude and longitude points in the following order: 40°53′18.58″ N 73°46′56.26″ W; thence to 40°53′22.08″ N 73°46′59.39″ W; thence north along the shore to 40°53′23.8″ N 73°46′57.51″ W; thence to 40°53′19.15″ N 73°46′52.54″ W and thence south along the shore back to the point of origin. This area is intended for the vessels and machinery being used by personnel for the Glen Island Bridge rehabilitation project. The duration of the zone is intended to ensure the safety of personnel, vessels, and these navigable waters during the bridge construction. No vessel or person will be permitted to enter the safety zone without obtaining permission from the COTP or a designated representative. The Coast Guard will make notice of the safety zone via the Local Notice to Mariners and issue a Broadcast Notice to Mariners via marine channel 16 (VHF-FM) as soon as practicable in response to an emergency or hazardous condition. |
| LAA/RNA | New Rochelle Harbor North Approach – Middle Channel/General/LAA/RNA/Temporary Regulated Navigation Zone | New Rochelle, NY – Long Island Sound – Safety Zone – Bridge Construction Mariners are advised that a safety zone will be enforced for construction work on the Glen Island Approach Bridge. The safety zone will be enforced from 7 a.m. until 5 p.m. each day starting on midnight December 2, 2024, through May 27, 2027. The safety zone will only be enforced during periods when construction operations at the Glen Island Bridge rehabilitation project are in progress. The Safety Zone encompasses all waters within a line beginning at 40° 53′ 18.58″N 73° 46′ 56.26″W; thence to 40° 53′ 22.08″N 73° 46′ 59.39″W; thence north along the shore to 40° 53′ 23.8″N 73°46′ 57.51″W; thence to 40° 53′ 19.15″N 73° 46′ 52.54″W and thence south along the shore back to the point of origin (WGS 84). You may not enter, remain in, or transit through the Safety Zone during the enforcement period unless authorized by the Coast Guard Captain of the Port. Other Federal, State and local agencies may assist these personnel in the enforcement of the Safety Zone. Mariners are urged to exercise caution while in the area. The anticipated dates for the windows of full channel closures: Date December 2, 2024, through December 20, 2024 February 3, 2025, through May 22, 2025 October 2, 2025 through 12 p.m. on May 22, 2026; from 7 a.m. on May 26, 2026, through 5 p.m. on May 29, 2026; and from 7 a.m. on June 22, 2026, through 5 p.m. on June 26, 2026. |
| Marine Events | Peddocks Island Channel – Fishing Event | MA – QUINCY – HARVEY’S SALTWATER FISHING CLUB DISABLED VETERANS FISHING TRIP – FISHING EVENT – Harvey’s Saltwater Fishing Club is hosting the 68th Disabled Veteran’s fishing trip on July 22, 2026, from 9:00 AM to 2:00 PM, from Quincy Yacht Club out to the vicinity of Long Island and Peddocks Island. The event will consist of approximately 17 lobster boats varying in length carrying over 150 disabled veterans. The person responsible for on scene safety can be reached at 617-842-0291. For more information, please contact Tina Lyons at 617-279-9634. Chart 13270 |
| Marine Events | Plum Island Sound – Fireworks | MA – NEWBURYPORT – MERRIMACK RIVER – NEWBURYPORT CHAMBER OF COMMERCE – FIREWORKS Pyrotechnico Fireworks is hosting the Newburyport Chamber of Commerce Fireworks on July 2, 2026 from 9:00 PM to 9:30 PM on the Merrimack River. Rain date is July 6, 2026. The event will consist of a fireworks display launched from the Cashman Park Boat Ramp in approximate position 42° 48’ 58.2”N, 070° 52’ 40.8”W. The person responsible for on scene safety can be reached at 978-417- 6118. For more information please contact Tara Hughgill at 603-532-8324. Chart 13282 |
| Bridges | Plum Island Sound – Merrimack River/General/Bridges/Repairs, Painting, Or Fender Replacement | General/Bridges/Repairs, Painting, Or Fender Replacement From: 2026-05-17 To: 2026-07-18 Location: 42-46-26.040N/071-04- 34.716W Bridge Name: Basiliere Bridge From May 17, 2026, to July 17, 2026, between 7:00 a.m. and 3:00 p.m., paint removal will take place outside the navigation channel on the Basiliere (Route 125) Bridge over Merrimack River at mile 19.4. Mariners requiring additional information on this project can contact the contractor via marine radio VHF-FM Ch. 13/16 or call 978-429- 1388. Mariners are advised to exercise caution when transiting the area. |
| Hazards To Navigation | Plum Island Sound – Merrimack River/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2025-09-03 To: 2026-09-03 THERE HAVE BEEN MULTIPLE REPORTS OF VESSELS GROUNDING IVO MERRIMACK RIVER LIGHTED BOUY 7 DUE TO SHIFTING SHOALING. MARINERS ARE ADVISED TO USE EXTREME CAUTION WHEN TRANSITING THIS AREA, PAYING PARTICULAR ATTENTION TO WATER DEPTH IN RELEATION TO VESSEL DRAFT. |
| Discrepancy | Plum Island Sound Entrance Buoy 8A | Aid status: sinking (SINKING); Light List number: 9328; Aid type: Federal aid (FD) |
| Marine Events | Plymouth Bay – Boat Parade | MA – DUXBURY – BLESSING OF THE FLEET – BOAT PARADE The Holy Family Parish is hosting the Duxbury Blessing of the Fleet boat parade on June 28, 2026, from 3:30 PM to 5:30 PM in Duxbury Harbor. The parade will consist of a boat parade passing by the Duxbury Bay Maritime School docks. The event will consist of approximately 50 vessels. The person responsible for on scene safety can be reached at 617-875-8097. For more information, please contact Tim McKinney at 617-875-8097. Chart 13253 |
| Marine Events | Plymouth Bay – Fireworks | MA – PLYMOUTH – PLYMOUTH 4TH OF JULY CELEBRATION – FIREWORKS Pyrotecnico Fireworks is hosting the Plymouth 4th of July Celebration in Plymouth Harbor on July 4, 2026, from 9:30 PM to 10:30 PM. The event will consist of a fireworks display from 3 mini barges and a pontoon boat in the harbor. The person responsible for on-scene safety can be reached at 774-454-7316. For more information, please contact Tara Hughgill at 603-532-8324. Chart 13253 |
| Hazards To Navigation | Plymouth Bay – The Nummet Channel/General/Hazards To Navigation/Shoaling Reported | MA-NUMMET CHANNEL (REVISED) The Coast Guard has received a report of shoaling in the vicinity of The Nummet Channel Buoy 7 (LLNR 12760). Mariners are advised to proceed with caution when transiting the area. |
| Discrepancy | Pollock Rip Channel Buoy 5 | Aid status: missing (MISSING); Light List number: 13540; Aid type: Federal aid (FD) |
| Discrepancy | Pollock Rip Channel Lighted Buoy 8 | Aid status: missing (MISSING); Light List number: 13550; Aid type: Federal aid (FD) |
| Hazards To Navigation | Portsmouth To Cape Ann – Annisquam River/General/Hazards To Navigation/Shoaling Reported | Severe shoaling has been reported in the Annisquam River. Annisquam River channel buoy 24 (LLNR 9690) has been relocated due to recent shoaling in the area to mark best water. Mariners should proceed with caution while transiting the area |
| Hazards To Navigation | Portsmouth To Cape Ann – Plum Island Sound/General/Hazards To Navigation/Shoaling Reported | Shoaling exists in Plum Island Sound between Plum Island Sound Entrance buoy 4 (LLNR 9310) and Plum Island Sound Entrance buoy 6 (LLNR 9320), aids are not properly marking best water. Mariners are advised to use caution while navigating this area. All of Plum Island is particularly susceptible to shoaling, the area between 4 and 6 being the worst at the mouth of the channel. Last year the unit partnered with the harbor Master moving the aids to mark the best water. Even though the aids are in the best possible locations that water is still shallow at low tide and mariners should use caution while navigating in this area |
| Hazards To Navigation | Portsmouth To Cape Ann – Plum Island Sound/General/Hazards To Navigation/Shoaling Reported | Newburyport Harbor and Plum Island Sound – Plum Island Sound Entrance has experienced an increase in shoaling between Plum Island Sound Entrance Buoy 6 and 8. The shoaling was observed in approx. position 42-41.365N /070-45.169W and extends 100 yards west following the channel. Mariners are advised that at MLLW depths of 3′ could be seen. Mariners without local knowledge are advised to transit with extreme caution and monitor tidal stations prior to transiting. |
| General | President Roads – Mystic River/General/Miscellaneous | President Roads – Mystic River/General/Miscellaneous | Miscellaneous | MA – CHARLESTOWN – MYSTIC RIVER – AUTOPORT – M/V MINCHAH CARGO OPERATIONS – MEDITERRANEAN MOOR DURING CARGO OPERATIONS Mariners are advised that the M/V Minchah (IMO #9131955) will be conducting cargo operations at the Diversified Automotive Facility (Autoport) on June 29th from 5:00 a.m. to 11:00 a.m. The M/V Minchah will be moored perpendicular to the pier (Mediterranean moor) at the Autoport on the Mystic River. On scene equipment will consist of two tugboats keeping the M/V Minchah on station during cargo operations. Two anchors will be deployed off the bow of the vessel. The on-scene vessels will be monitoring VHF CH 13 and 16. Questions may be directed to Mr. Lucas Romanowsky at (617) 510-6161. Mariners are advised to use caution, avoid the area if possible and expect prop wash in the vicinity of the tugs. |
| Hazards To Navigation | Quantuck Canal – Moriches Bay/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-09-13 To: 2039-12-28 NY-SHINNECOCK BAY TO EAST ROCKAWAY INLET (Chart 12352)-MORICHES BAY-Update 2/8/22 Severe shoaling is present in Moriches Bay along the Long Island Intracoastal Waterway in the vicinity of Moriches Bay Buoys 21, 24, 26, 27, 28, and 29 extending the entire width of the channel at nearly all tide levels. The area from Buoys 24 to 29 is only navigable at the operator’s risk. The most severe area of shoaling can be found between buoys 26 and 28 and is less than half the charted channel depth in some areas. Mariners should be aware that the Aids to Navigation in these areas are unreliable due to shoaling and mariners are strongly advised to seek alternate routes. Moriches Bay dredging has been completed. Shoaling has been reported in Moriches Bay along the Long Island Intercoastal Waterway in the vicinity of Moriches Bay Buoy 17, 18, 21, 26, 27, 28 and 29 extending the entire width of the channel and at any tide level. The most severe area of shoaling can be found between buoys 26 and 27 and is less than 3 ft. Shoaling is also reported in Moriches Inlet in the vicinity of Moriches Inlet East Cut Buoys 3E and 5E. Mariners should be aware that the Aids to Navigation in these areas have been deemed unreliable due to shoaling and mariners are advised to seek alternate routes. If transiting these areas, do so only at high tide and proceed slowly and with extreme caution. In addition, shoaling exists west of Moriches Bay Buoy 23 and East of Moriches Bay Buoy 27. Location: 40.78839° N / 72.72455° W 40.78722° N / 72.72421° W 40.77877° N / 72.76189° W 40.77994° N / 72.76236° W 40.78839° N / 72.72455° W |
| Marine Events | Salem Channel – Fireworks | MA – BEVERLY – WEST BEACH – BEVERLY FARMS 4TH OF JULY – FIREWORKS Pyrotecnico Fireworks is hosting the Beverly Farms 4th of July Fireworks display at West Beach, Beverly on July 4, 2026, from 9:15 PM to 10:15 PM. The event will consist of a 1-hour long fireworks display from a barge and a tug. The person responsible for on-scene safety can be reached at 603-387-8158. For more information, please contact Tara Hughgill at 603-532-8324. Chart 13275 |
| Bridges | Sector Boston, Submerged Land Act (SLA) – Annisquam River/General/Bridges/Temp Deviation | General/Bridges/Temp Deviation From: 2026-06-05 To: 2026-12-02 Location: 42-36-35.496N/070-40-24.096W Bridge Name: Rt 127 Bridge Under this temporary deviation, the Blynman Bridge need not open for marine traffic from 9:00 p.m. on Monday June 22, 2026, until 5:00 a.m. on Tuesday June 23, 2026, and from 9:00 p.m. on Tuesday June 23, 2026, until 5:00 a.m. on Wednesday June 24, 2026. Marine traffic able to travel under the bridge in the closed position are able to do so. |
| Hazards To Navigation | Sector Boston, Submerged Land Act (SLA) – Essex Bay/General/Hazards To Navigation/Shoaling Reported | Essex Bay entrance has experienced increased shoaling from Essex Bay Buoy 3 in approximate position 42-40.4N 070-42.7W to Essex Bay Buoy 3A in approximate position 42-40.3N 070-43.3W. Mariners are advised that shoaling has been identified and extends the entire width of the channel to a least depth of 2 feet mean low water (MLW). Mariners without local knowledge are advised to transit with extreme caution and only during plus tides. Essex Bay Channel Buoy 16 has been reported having increased shoaling. Mariners are urged to use caution while transiting the area. |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Fireworks | MA – COHASSET – MASSACHUSETTS BAY – COHASSET 4th OF JULY FIREWORKS – FIREWORKS – Pyrotecnico is hosting the Cohasset 4th of July Fireworks on July 2, 2026, from 9:00 PM to 10:00 PM off Sandy Beach, Cohasset. The event will consist of 1 barge and 1 tug. The person responsible for on scene safety can be reached at 603-235-4656. For more information, please contact Tara Hughgill at 603-532-8324. |
| General | Sector Boston, Submerged Land Act (SLA) – Fireworks | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Fireworks | Marine Events | MA – GLOUCESTER – STAGE FORT PARK – GLOUCESTER 4TH OF JULY – FIREWORKS – The Gloucester Fireworks Fund is hosting the Gloucester 4th of July Celebration on July 3, 2026 from 2100 – 2300 at Stage Fort Park, Gloucester. Rain date is July 05, 2026. The event will consist of a shore launch of fireworks over Gloucester Harbor. A 350-yard safety zone is in place around the launch area. The person responsible for on-scene safety can be reached at 978-815-8327. For more information place contact Barry Pett at 978-815- 8327. Chart 13281 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Paddle Race | MA – NORWELL/HANOVER – NORTH RIVER – GREAT RIVER RACE – PADDLE RACE – The North and South River Watershed Assn. is hosting the Great River Race on August 9, 2026, from 9:00 AM to 1:00 PM in the North River in Norwell and Hanover MA. The event will consist of a paddle race with approximately 90 vessels ranging from 8’-12’ feet in length. The person responsible for on scene safety can be reached at 617-347-7586. For more information, please contact Samantha Woods at 617-347-7586. Chart 13200 |
| Marine Construction (Excluding Bridges) | Sector Boston, Submerged Land Act (SLA) – Plymouth Bay/General/Marine Construction (Excluding Bridges)/Survey Operations | General/Marine Construction (Excluding Bridges)/Survey Operations From: 2026-03-06 To: 2026-07-01 Ocean Surveys, Inc. (OSI) is expecting to perform a nautical charting survey in Cape Cod Bay, in support of NOAA’s Office of Coast Survey. The modern bathymetric and feature data acquired during this project will be used to update nautical charting products and services. The survey data will supersede all prior survey data. This survey project is not related to offshore wind development, fisheries regulation or research, or marine mammal research. To complete this project, OSI plans to mobilize three survey vessels (R/V NORTH COVE, R/V SOUTH COVE, and R/V TWISTER) in March of 2026. The survey vessels will operate 7 days per week (weather permitting) until data acquisition is complete in June of 2026. All vessels will operate 12 hours per day and will be operating from harbors situated near or within the survey area. Each vessel will be equipped with 350 kHz multibeam echosounders on fixed pole mounts and manually deployed and hauled sound speed profilers and will monitoring VHF-FM CG 13 & 16. No towed gear will be utilized. All vessels will be equipped with AIS. |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – CAPE ANN – CAPE ANN CHALLENGE – REGATTA – The Eastern Point Yacht Club is hosting the Cape Ann Challenge on August 1, 2026, from 12:00 PM to 5:00 PM starting in the Annisquam River at the Annisquam Yacht Club, out and around Cape Ann to the Eastern Point Yacht Club. The event will consist of approximately 15 Sailboats up to 45’ in length. The person responsible for on scene safety can be reached at VHF CH 71 or 73. For more information, please contact Isaac Perry at 978- 879-7951. Chart 13281 |
| General | Sector Boston, Submerged Land Act (SLA) – Regatta | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Regatta (Race) | Marine Events | MA – CAPE ANN – EASTERN POINT YACHT CLUB PHRF SERIES – REGATTA – The Eastern Point Yacht Club is hosting the PHRF Series on Thursdays and Sundays from June 25th, 2026 to August 27th, 2026. Races on Thursday nights will be run from 6:00 PM to 8:00 PM, and Sunday races will be run from 12:00 PM to 2:00 PM. Races will follow a triangular course within Gloucester Outer Harbor. The event will consist of approximately 13 Sailboats from 19’ to 41’ in length. The person responsible for on scene safety can be reached on VHF CH 71 or 73. For more information, please contact Isaac Perry at 978-879-7951. Chart 13281 |
| General | Sector Boston, Submerged Land Act (SLA) – Regatta | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Regatta (Race) | Marine Events | MA – CAPE ANN – EASTERN POINT YACHT CLUB ROUND THE SALVAGES REGATTA – REGATTA – The Eastern Point Yacht Club is hosting the Round the Salvages Regatta on Saturday August 22nd, 2025 6from 12:00 PM to 5:00 PM. The race will start just outside Gloucester Harbor to Rockport Harbor and return. The event will consist of approximately 15 Sailboats up to 45’ in length. The person responsible for on scene safety can be reached on VHF CH 71 or 73. For more information, please contact Isaac Perry at 978-879-7951. Chart 13281 |
| General | Sector Boston, Submerged Land Act (SLA) – Regatta | Sector Boston, Submerged Land Act (SLA) – Salem Channel/General/Marine Events/Regatta (Race) | Marine Events | MA – SALEM – MASS BAY/SALEM HARBOR – MASS BAY SHORTHANDED REGATTA – REGATTA – Palmer’s Cove Yacht Club is hosting the Mass Bay Shorthanded Regatta from 11:00 AM to 4:00 PM on August 2, 2026. The event will take place in the waters around Salem Harbor and Massachusetts’s Bay. The event will consist of approximately 8-10 sailing vessels 30’-40’ in length. The person responsible for on scene safety can be reached at 978-578-6521. For more information, please contact Robert Bova at 978-578-6521. Chart 13275 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING WEDNESDAY SERIES – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Wednesday Series every Wednesday from May 20, 2025, to September 2, 2026 in and around Scituate Harbor from 6:00 PM until 9:00 PM. The event will consist of a weekly regatta, consisting of approximately 15 vessels, all 24’ – 50’ in length. The vessel responsible for on scene safety can be reached at 781-635-6589. For more information, please contact James Plassman at 781- 635-6589. Chart 13269 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING WEDNESDAY EARLY SUMMER SERIES – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Wednesday Early Summer Series every Wednesday from July 01, 2026, to July 29, 2026 in and around Scituate Harbor from 6:00 PM until 9:00 PM. The event will consist of a weekly regatta, consisting of approximately 15 vessels, all 24’ – 50’ in length. The vessel responsible for on scene safety can be reached at 781-635-6589. For more information, please contact James Plassman at 781-635-6589. Chart 13269 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING WEDNESDAY LATE SUMMER SERIES – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Wednesday Late Summer Series every Wednesday from August 05, 2026, to September 02, 2026 in and around Scituate Harbor from 6:00 PM until 9:00 PM. The event will consist of a weekly regatta, consisting of approximately 15 vessels, all 24’ – 50’ in length. The vessel responsible for on scene safety can be reached at 781-635-6589. For more information, please contact James Plassman at 781-635-6589. Chart 13269 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING SUNDAY FALL SERIES – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Sunday Fall Series every Wednesday from September 06, 2026, to October 04, 2026 in and around Scituate Harbor from 1:00 PM until 5:00 PM. The event will consist of a weekly regatta, consisting of approximately 15 vessels, all 24’ – 50’ in length. The vessel responsible for on scene safety can be reached at 781-635-6589. For more information, please contact James Plassman at 781- 635-6589. Chart 13269 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING INVITATIONAL – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Invitational Race on Saturday July 11, 2026, in and around Scituate Harbor. The event will consist of a 4-hour regatta, from 1:00 PM to 5:00 PM, consisting of approximately 15 sailing vessels, all 24’ to 50’ in length. The vessel responsible for on scene safety can be reached at 781-635-6589. For more information, please contact James Plassman at 781-635-6589. Chart 13269 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING RACING KIDS DRIVE RACE – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Kids Drive Race on Saturday July 18, 2026, from 1:00 PM to 5:00 PM, in and around Scituate Harbor. The event will consist of approximately 15 sailing vessels, from 24’ to 50’ in length. The vessel responsible for on scene safety can be reached at 781-635- 6589. For more information, please contact James Plassman at 781-635-6589. Chart 13269 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Regatta | MA – SCITUATE – SCITUATE SAILING HORACE DAY RACE – REGATTA – The Satuit Boat Club is hosting the Scituate Sailing Horace Day Race on Saturday August 1, 2026, in and around Scituate Harbor. The event will consist of a 4-hour regatta, from 1:00 PM to 5:00 PM, consisting of approximately 15 sailing vessels, all 24’ to 50’ in length. The vessel responsible for on scene safety can be reached at 781-635-6589. For more information, please contact James Plassman at 781-635-6589. Chart 13269 |
| General | Sector Boston, Submerged Land Act (SLA) – Rowing Event | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Regatta (Race) | Marine Events | MA – ANNISQUAM RIVER – CAPE ANN – BLACKBURN CHALLENGE – ROW – The Cape Ann Rowing Club is hosting the Blackburn Challenge on July 11, 2026, from 7:00 AM to 2:00 PM starting in the Annisquam River, out and around Cape Ann, and ending on Pavilion Beach, Gloucester Harbor. The event will consist of approximately 200 rowers. The person responsible for on scene safety can be reached at 978-884-3900. For more information, please contact Bob Blair at 978-884-3900. Chart 13281 |
| General | Sector Boston, Submerged Land Act (SLA) – Rowing Event | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Other | Marine Events | MA – GLOUCESTER HARBOR – ST. PETERS FIESTA – ROW – The City of Gloucester is hosting the St. Peters Fiesta from June 26, 2026 to June 28, 2026 from 4:00 PM to 8:00 PM off Pavillion Beach in Gloucester Harbor. The event will consist of different marine events including a pole walk, and a rowing race involving 38’ seine vessels. The vessel responsible for on-scene safety can be reached at 978- 879-9239. For more information please contact Chad Johnson at 508-328-8038. Chart 13281 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Swim | MA – BOSTON – BOSTON HARBOR ISLANDS – BOSTON LIGHT SWIM 2026 – SWIM The Mass. Open Water Swimming Association is hosting the Boston Light Swim 2026 on Tuesday August 4, 2026, from 9:00 AM to 2:30 PM. The event will consist of a swim following a complex course around several islands including Little Brewster Island, Georges Island, Long Island and North Island. The event will consist of approximately 18-22 swimmers and their safety craft and will take approximately 5.5 hours to complete. Safety vessels will be on scene and patrolling the event. The vessels responsible for on scene safety will be monitoring VHF Ch. 72. For more information, please contact Mina Elnaccash at 617-216-2274. Chart 13267 |
| MSIB | Sector Boston, Submerged Land Act (SLA)/General/MSIB | General/MSIB From: 2026-05-05 To: 2026-11-01 Boston Harbor Approaches to Approaches to Scituate, Boston Harbor and Weymouth Fore River AIS assigned to all Aids to Navigation in the greater Boston marine area from Boston Harbor Approaches to Scituate Approaches landward to Boston Harbor and Weymouth Fore River are non-operational until further notice. |
| Hazards To Navigation | Sector Southeastern New England, Submerged Lands Act (SLA) – Buzzards Bay Main Channel/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-09-12 To: 2039-08-23 MA – CUTTYHUNK HARBOR – ENTRY CHANNEL Mariners are advised that the navigable width of the entry channel into Cuttyhunk Harbor has decreased to approximately 15 feet wide. This may cause navigability issues and restrict movement for two-way traffic. Mariners are urged to maintain a proper lookout and use extreme caution while transiting the area. You may contact the local harbormaster by phone at (508) 990-7578. |
| Miscellaneous | Sector Southeastern New England, Submerged Lands Act (SLA) – Buzzards Bay Main Channel/General/Miscellaneous | General/Survey Operations From: 2026-06-03 To: 2026-09-30 Autonomous surface vessel (ASV) by Sedna Robotics in Clark’s Cove, Massachusetts, from June 8 to September 30, 2026. The ASV, named “Warden,” is a 7-foot vessel with a yellow hull, marked as “Uncrewed / Research Vessel,” and transmits as “Uncrewed” on AIS. It will operate within a 50-foot radius, station-keeping, and may transit at 2 knots during daytime hours. Operations will occur on weekdays from 0700 to 1800 local time at the coordinates 41º36’00″N, 70°55’17″W. The vessel will display a flashing amber beacon at night and can be repositioned within 30 minutes upon request via the Sedna operations line, which is available 24/7 and displayed on the vessel. |
| Marine Construction (Excluding Bridges) | Sector Southeastern New England, Submerged Lands Act (SLA) – Provincetown Harbor Approach/General/Marine Construction (Excluding Bridges)/Survey Operations | General/Marine Construction (Excluding Bridges)/Survey Operations From: 2026-03-06 To: 2026-07-01 Ocean Surveys, Inc. (OSI) is expecting to perform a nautical charting survey in Cape Cod Bay, in support of NOAA’s Office of Coast Survey. The modern bathymetric and feature data acquired during this project will be used to update nautical charting products and services. The survey data will supersede all prior survey data. This survey project is not related to offshore wind development, fisheries regulation or research, or marine mammal research. To complete this project, OSI plans to mobilize three survey vessels (R/V NORTH COVE, R/V SOUTH COVE, and R/V TWISTER) in March of 2026. The survey vessels will operate 7 days per week (weather permitting) until data acquisition is complete in June of 2026. All vessels will operate 12 hours per day and will be operating from harbors situated near or within the survey area. Each vessel will be equipped with 350 kHz multibeam echosounders on fixed pole mounts and manually deployed and hauled sound speed profilers and will monitoring VHF-FM CG 13 & 16. No towed gear will be utilized. All vessels will be equipped with AIS. |
| Marine Construction (Excluding Bridges) | Sector Southeastern New England, Territorial Sea – Sector Southeastern New England, Submerged Lands Act (SLA)/General/Marine Construction (Excluding Bridges)/Dredging | General/Marine Construction (Excluding Bridges)/Dredging From: 2026-05-19 To: 2026-08-17 On May 18, 2026, AGM Marine Contractors, Inc. submitted a Local Notice to Mariners (LNM) Information Form regarding the planned removal of Collier Ledge and Southwest Rock in Nantucket Sound, Massachusetts, in position 41° 35′ 44.4″ N, 70°21′ 08.2″ W and 41°36′ 26.6″ N, 70° 19′ 10.8″ W, for the U.S. Coast Guard. The operation is scheduled to take place between June 16 and August 15, 2026, utilizing the dredge “PRONCKAI,” deck barge “THING 2,” and tug “SITKA.” Work will occur daily from 6 AM to 8 PM, weather permitting, with all vessels monitoring VHF channels 13/16 and operating on channel 68. No passing arrangements are required. |
| Hazards To Navigation | Shelter Island Sound South Channel – Little Peconic Bay/General/Hazards To Navigation/Shoaling Reported | General/Hazards To Navigation/Shoaling Reported From: 2024-09-13 To: 2039-12-28 NY-LONG ISLAND SOUND (Eastern Part) (Chart 12354)-SOUTH SIDE-MATTITUCK INLET Shoaling has been reported in the Mattituck Inlet. Mariners are advised to proceed with caution while transiting the area. |
| Hazards To Navigation | Shinnecock Inlet – Shinnecock Bay/General/Hazards To Navigation/Obstructions | General/Hazards To Navigation/Obstructions From: 2026-05-28 To: 2027-05-01 Location: 40-52-33.960N/072-18-08.856W Sound and the Sea, LLC will conduct scientific research focused on marine mammal detection and monitoring in the Atlantic Ocean south of Long Island, New York, off Mecox Bay. Four bottom-mounted passive acoustic monitoring devices will be deployed at specified coordinates: Sensor 1 (40°53’31.499″ N, 72°17’10.612″ W), Sensor 2 (40°52’33.985″ N, 72°18’8.856″ W), Sensor 3 (40°52’34.698″ N, 72°19’44.666″ W), and Sensor 4 (40°51’37.181″ N, 72°20’42.911″ W). Each device will be moored to the seafloor with a footprint of approximately one square foot and a line floating up to eight feet above the seafloor, at depths between 50 and 60 feet. The monitoring will be continuous, operating 24/7 from June 7, 2026, to May 1, 2027. |
| Hazards To Navigation | Shinnecock Inlet – Shinnecock Bay/General/Hazards To Navigation/Obstructions | General/Hazards To Navigation/Obstructions From: 2026-05-28 To: 2027-05-01 Location: 40-52-34.680N/072-19-44.652W Sound and the Sea, LLC will conduct scientific research focused on marine mammal detection and monitoring in the Atlantic Ocean south of Long Island, New York, off Mecox Bay. Four bottom-mounted passive acoustic monitoring devices will be deployed at specified coordinates: Sensor 1 (40°53’31.499″ N, 72°17’10.612″ W), Sensor 2 (40°52’33.985″ N, 72°18’8.856″ W), Sensor 3 (40°52’34.698″ N, 72°19’44.666″ W), and Sensor 4 (40°51’37.181″ N, 72°20’42.911″ W). Each device will be moored to the seafloor with a footprint of approximately one square foot and a line floating up to eight feet above the seafloor, at depths between 50 and 60 feet. The monitoring will be continuous, operating 24/7 from June 7, 2026, to May 1, 2027. |
| Hazards To Navigation | Shinnecock Inlet – Shinnecock Bay/General/Hazards To Navigation/Obstructions | General/Hazards To Navigation/Obstructions From: 2026-05-28 To: 2027-05-01 Location: 40-51-37.152N/072-20-42.900W Sound and the Sea, LLC will conduct scientific research focused on marine mammal detection and monitoring in the Atlantic Ocean south of Long Island, New York, off Mecox Bay. Four bottom-mounted passive acoustic monitoring devices will be deployed at specified coordinates: Sensor 1 (40°53’31.499″ N, 72°17’10.612″ W), Sensor 2 (40°52’33.985″ N, 72°18’8.856″ W), Sensor 3 (40°52’34.698″ N, 72°19’44.666″ W), and Sensor 4 (40°51’37.181″ N, 72°20’42.911″ W). Each device will be moored to the seafloor with a footprint of approximately one square foot and a line floating up to eight feet above the seafloor, at depths between 50 and 60 feet. The monitoring will be continuous, operating 24/7 from June 7, 2026, to May 1, 2027. |
| ATON Changes | Vineyard Haven/ATON/ATON Changes | ATON/ATON Changes From: 2026-06-11 To: 2026-07-11 Location: 41-27-02.484N/070-35-09.888W Aid Name: Lagoon Pond Buoy 7 Green L can LLNR: 15506 Action: ESTABLISH 4 L – |
| ATON Changes | Vineyard Haven/ATON/ATON Changes | ATON/ATON Changes From: 2026-06-11 To: 2026-07-11 Location: 41-26-50.388N/070-35-29.184W Aid Name: Lagoon Pond Buoy 8 Red L nun LLNR: 15507 Action: ESTABLISH 4 L – |
| General | Vineyard Haven/ATON/ATON Changes | Vineyard Haven/ATON/ATON Changes | ATON Changes | ATON/ATON Changes From: 2026-06-11 To: 2026-07-10 Location: 41-26-48.336N/070-35-17.196W Aid Name: Lagoon Pond Buoy 9 Green can LLNR: 15508 Action: ESTABLISH | Lat: 41° 26′ 48″ Lon: -070° 35′ 17″ |
| General | Vineyard Haven/ATON/ATON Changes | Vineyard Haven/ATON/ATON Changes | ATON Changes | ATON/ATON Changes From: 2026-06-11 To: 2026-07-11 Location: 41-26-35.520N/070-35-43.260W Aid Name: Lagoon Pond Daybeacon 8 LLNR: 15510 Action: RENAME to Lagoon Pond Daybeacon 12 LLNR: 15510 | Lat: 41° 26′ 36″ Lon: -070° 35′ 43″ |
| Marine Events | Weymouth Fore River – Regatta | MA – HINGHAM – HINGHAM BAY – HINGHAM BAY WEDNESDAY NIGHT RACES – REGATTA – The Hingham Bay Racing is hosting the Hingham Bay Wednesday Night Races every Wednesday night from 6:00 PM to 8:30 PM, from May 13, 2026, to September 30, 2026, in and around the vicinity of Hingham Bay. The event will consist of approximately 35 sailing vessels varying in length between 20’-50’. The person responsible for on scene safety can be reached on VHF CH 68. For more information, please contact Geoffrey Roth at 617-803-8344. Chart 13275 |
| Marine Events | Weymouth Fore River – Regatta | MA – HINGHAM – HINGHAM BAY – SCORPION BOWL JR REGATTA – REGATTA – The Hull Yacht Club is hosting the Scorpion Bowl Jr Regatta, July 30, and July 31, 2026, from 12:00 PM to 4:30 PM in and around the vicinity of Hingham Bay. The event will consist of approximately 135 sailing vessels varying in length between 10’-14’. The person responsible for on scene safety can be reached at 617-803-8344. For more information, please contact Geoffrey Roth at 617-803-8344. Chart 13275 |
| Marine Events | Weymouth Fore River – Regatta | MA – HINGHAM BAY – HINGHAM BAY JUNIOR REGATTA – REGATTA – The Hingham Yacht Club is hosting the Hingham Bay Junior Regatta from July 9, 2026, to July 10, 2026, from 9:00 AM to 5:00 PM, in Hingham Bay. The event will consist of approximately 175 vessels ranging from 8’ to 14’ in length. The person responsible for on scene safety can be reached at 781-264-0553. For more information, please contact Lindsey Blampied at 781-264-0553. Chart 13267 |
| Marine Events | Weymouth Fore River – Regatta | MA – QUINCY – TOWN RIVER BAY – QUINCY BAY RACE WEEK JR REGATTA– REGATTA – The Quincy Bay Race Week Assoc. is hosting the Quincy Bay Race Week Junior Regatta from July 18, 2026, to July 19, 2026, from 8:00 AM to 3:00 PM both days. The event will consist of approximately 75 sailing vessels ranging from 10’ to 25’ in the Town River Bay. The person responsible for on-scene safety can be reached at 781-635-6759. For more information, please contact JB Swan at 781-635-6759. Chart 13267 |
| Discrepancy | WHOI Cape Ann Lighted Research Buoy DMON | Aid status: off station (OFF STATION); Light List number: 366; Aid type: Private aid (PA) |