106 entries | Generated 2026-05-28 08:05 | Source: LNM01212026.pdf
| Category | Item | Description |
|---|---|---|
| ATON Changes | Beverly Channel – Bass River/ATON/ATON Changes | ATON/ATON Changes From: 2026-05-14 To: 2026-07-13 Location: 42-32-43.260N/070-53-21.876W Aid Name: Bass River Channel Buoy 7 LLNR: 10350 Action: RELOCATE TO: 42-32-43.249N / 070-53-21.880W. |
| 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/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. |
| 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 – President Roads/General/Marine Events/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 – President Roads/General/Marine Events/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 – President Roads/General/Marine Events/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. |
| Marine Events | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | MA – WINTHROP – PRESIDENT ROADS – COTTAGE PARK SNIPE A/B – REGATTA – The Cottage Park Yacht Club is hosting the Snipe A/B Regatta on June 20 and 21, 2026, from 10:00 AM to 4:00PM in and around the area of President Roads and Winthrop Bay, between Logan Airport and Deer Island, Boston Harbor. The event will consist of approximately 15 sailing vessels approximately 16’ 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 – President Roads/General/Marine Events/Regatta (Race) | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | Marine Events | MA – BOSTON OUTER HARBOR AND ISLANDS – CONSTITUTION YACHT CLUB GREATER BOSTON RUMBLE I – REGATTA – The Constitution Yacht Club is hosting the Greater Boston Rumble I, on June 10, 2026 from 6:30 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 |
| General | Boston North Channel – President Roads/General/Marine Events/Regatta (Race) | 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 – President Roads/General/Marine Events/Regatta (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. |
| Marine Events | Boston North Channel – President Roads/General/Marine Events/Swim | MASSACHUSETTS – CHARLES RIVER – 15TH CHARLES RIVER 1 MILE RACE – SWIM – The Charles River Swimming Club is hosting the 15th Charles River 1 Mile Race Swim on June 6, 2026, from 7:30 AM to 9:30 AM in the Charles River, between the Harvard and Longfellow Bridges, beginning and ending at the River Dock. The event will consist of approximately 240 swimmers, support kayaks and 2 Boston Whalers. The person responsible for on scene safety can be reached at 617-365-5501. For more information, please contact Katharine Radville at 617-365-5501. Chart 12267 |
| General | Boston North Channel – President Roads/General/Marine Events/Swim | Boston North Channel – President Roads/General/Marine Events/Swim | Marine Events | MA – BOSTON – BOSTON HARBOR ISLANDS – BOSTON LIGHT SOLO SWIM – SWIM The Mass. Open Water Swimming Association is hosting a Boston Light Solo Swim on June 29th, 2026, from 2:30 AM to 10:30 AM. The event will consist of one swimmer following a course starting at M St Beach in South Boston, out and around several islands including Little Brewster Island, Georges Island, Long Island and North Island and returning to M Street Beach. The vessel responsible for on scene safety will be monitoring VHF Ch. 72. To contact the support vessel please contact Joanne Barker at 617-901-1341. For more information, please contact Elaine Howley at 508- 736-6268. Chart 13267 |
| Marine Events | Boston South Channel – Boston North Channel/General/Marine Events/Regatta (Race) | 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 | Buzzards Bay Main Channel – Apponaganset Bay/General/Marine Events/Regatta (Race) | RI – NARRAGANSETT BAY – SUNSET SERIES RACING – RACE/REGATTA Mariners are advised that the Sunset Series Racing is scheduled to be held in the vicinity of Apponagansett Harbor, South Dartmouth, MA. The event will take place on May 20, 2026, from 5:00 p.m. to 9:00 p.m. Expect up to 35 sailing vessels, 8-62 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. |
| General | Buzzards Bay Main Channel – Westport Harbor/General/Hazards To Navigation/Shoaling Reported | Buzzards Bay Main Channel – Westport Harbor/General/Hazards To Navigation/Shoaling Reported | Hazards To Navigation | 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. |
| General | Buzzards Bay Main Channel – Westport Harbor/General/Hazards To Navigation/Shoaling Reported | Buzzards Bay Main Channel – Westport Harbor/General/Hazards To Navigation/Shoaling Reported | Hazards To Navigation | 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 Cod Canal Eastern Entrance Range Front Light | LLNR 13080 | STATUS DISCONTINUED | AID TYPE FD |
| Discrepancy | Chelsea River Light 4 | LLNR 10970 | STATUS LT EXT/STRUCT DMGD | AID TYPE FD |
| Discrepancy | Cohasset Channel Light 12 | LLNR 12205 | STATUS DAYMK IMCH | AID TYPE FD |
| Marine Events | Cohasset Harbor – Cohasset Channel/General/Marine Events/Swim | 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 Buoy 6W | LLNR 12175 | STATUS OFF STATION | AID TYPE FD |
| Discrepancy | Cohasset Western Channel Daybeacon 5 | LLNR 12170 | STATUS MISSING | AID TYPE FD |
| Discrepancy | Essex Bay Entrance Lighted Bell Buoy 1 | LLNR 9480 | STATUS RBN IMCH | AID TYPE FD |
| Marine Construction (Excluding Bridges) | 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: 2025-11-10 To: 2026- 06-16 SoundWaters, Inc. will be deploying anchors, grow lines and regulatory buoys for growing sugar kelp, Long Island Sound, Stamford, CT, approximately 3200′ SW of Stamford Harbor Ledge Light, from November 10, 2025, to June 15, 2026, 24 hours a day, in positions 41° 0′ 30.05″ N; 73° 33′ 13.37″ W; 41° 0′ 23.12″ N; 73° 13′ 33 10.04″ W. The area will be marked by eight (8) white and orange regulatory buoys. Location: 41-00-30.024N/073-33-13.356W 41-00-23.112N/073-13-33.024W |
| 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. |
| Discrepancy | Hingham Harbor Approach Lighted Buoy HH | LLNR 11985 | STATUS OFF STATION | AID TYPE FD |
| 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. |
| 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: 2026-04-27 To: 2026-05-29 AGM Marine Contracting Inc. will be conducting Aids to Navigation replacement on the Eastern Range front and rear light on Cape Cod Canal, in positions 41-46-17.748N, 070-30-32.526N, and 41- 46-14.356N, 070-30-42.083W, from April 27, 2026, to May 29, 2026. Equipment on scene will be a JD 245 excavator, monitoring VHF-FM CH 13 & 16. |
| Bridges | Long Island Sound Eastern Part – Bridgeport Harbor/General/Bridges/Rehabilitation | General/Bridges/Rehabilitation From: 2025-05-22 To: 2026-05-31 Location: 41.17926944° N / 73.18579444° W Bridge Name: Stratford Ave Bridge CONNECTICUT – PEQUONNOCK RIVER – Bridge Rehab – From June 2, 2025 through May 31, 2026 contractors will install a work platform to perform abrasive blasting and painting at the Stratford Avenue Bridge across Pequonnock River at mile 0.1.The temporary work platform will also be across 3 spans including the navigational channel. The vertical clearance will be reduced from 8’ to 5’. Questions may be directed to Superintendent Wesley Sousa Santos at (860) 622- 8410. Mariners are advised to exercise caution when transiting the area. |
| Bridges | Long Island Sound Eastern Part – Bridgeport Harbor/General/Bridges/Temp Deviation | General/Bridges/Temp Deviation From: 2026-05-05 To: 2026-06-08 Location: 41-10-45.732N/073-11-09.312W Bridge Name: Stratford Avenue Bridge CONNECTICUT – PEQUONNOCK RIVER – Temporary Deviation – The Coast Guard has issued a temporary deviation from the regulation governing the operation of the Stratford Avenue Bridge across Pequonnock River at mile 0.1. Under this temporary deviation the Stratford Ave Bridge may remain closed to mariners beginning June 6, 2026 through June 7, 2026. Vessels able to pass under the bridge in the closed position will be allowed to do so. Questions may be directed to Brian Brinsmade at (203) 389-3173. Mariners are advised to exercise caution 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. |
| Bridges | Long Island Sound Western Part – Little Bay/General/Bridges/Maintenance | 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. |
| 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. |
| Marine Construction (Excluding Bridges) | Main Channel – Falmouth Harbor/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: 2026-05-27 To: 2026-06-05 Location: 41-32-31.416N/070-36-29.772W GM Marine Contractors, Inc. is scheduled to perform an ATON (Aid to Navigation) removal operation for the U.S. Coast Guard, specifically removing Falmouth Inner Harbor Light 1 in Nantucket Sound, Massachusetts. The project is planned for May 27 to June 5, 2026, with work conducted Monday through Friday during a single daylight shift, weather permitting. The operation will utilize the barge “CHER” and tug “SITKA,” with vessels monitoring radio frequencies 13/16 and working on 68. Passing arrangements allow for up to 60 minutes to move vessels and avoid impeding navigation. |
| Discrepancy | Merrimack River Buoy 20 | LLNR 9080 | STATUS OFF STATION | AID TYPE FD |
| Discrepancy | Merrimack River Buoy 22 | LLNR 9085 | STATUS OFF STATION | AID TYPE FD |
| Discrepancy | Merrimack River Lighted Buoy 8 | LLNR 9035 | STATUS SINKING | AID TYPE FD |
| 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 |
| Marine Events | Nahant Harbor – Lynn Harbor/General/Marine Events/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 – 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 | LLNR 11411 | STATUS MISSING | AID TYPE PA |
| Marine Events | Nantasket Roads Southern Approach – Weymouth Fore River/General/Marine Events/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 |
| Discrepancy | New Inlet Buoy 8 | LLNR 12345 | STATUS MISSING | AID TYPE 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. |
| Bridges | Norwalk East Approach – Norwalk Channel/General/Bridges/Inspection | General/Bridges/Inspection From: 2026-04-28 To: 2026-06-07 Location: 41-05-56.184N/073-24-52.092W Bridge Name: Washington St Bridge CONNECTICUT – NORTH SHORE OF LONG ISLAND SOUND SHERWOOD POINT TO STAMFORD HARBOR – NORWALK RIVER – Under Bridge Inspections – From May 11, 2026, through May 14, 2026 and June 2, 2026 through June 6, 2026 during work hours between 8:00 a.m. to 3:00 p.m., an under bridge inspection unit (UBIU) will be operating at the Washington Bridge across Norwalk River at mile 0.0. Mariners requiring full vertical clearance can contact the contractor via marine radio VHF- FM Ch 13/16 or call J. Brian McGovern (203) 232-7469. Mariners are advised to exercise caution and reduce wake when transiting the area. |
| Marine Events | Peddocks Island Channel – Quincy Bay Approach/General/Marine Events/Other | 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 |
| 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. |
| Marine Events | Plum Island Sound – Merrimack River/General/Marine Events/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 |
| Marine Events | Plymouth Bay – Duxbury Bay/General/Marine Events/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 – Plymouth Harbor/General/Marine Events/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 | LLNR 13540 | STATUS MISSING | AID TYPE FD |
| Discrepancy | Pollock Rip Channel Lighted Buoy 8 | LLNR 13550 | STATUS MISSING | AID TYPE 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. |
| Bridges | President Roads – Mystic River/General/Bridges/Public Notice | The Massachusetts Department of Transportation (MassDOT) and Massachusetts Department of Conservation and Recreation (DCR) are proposing to construct the Mystic River Bicycle and Pedestrian Bridge over the Mystic River. The proposed superstructure will provide a vertical clearance of 30 feet and a horizontal clearance of 205.30 feet between piers (containing an 84-foot navigational opening with a 30-foot vertical clearance). Interested parties are requested to provide comments to the Coast Guard. Comments may be submitted to the office of the Commander (dpb), Northeast Coast Guard District Bridge email to SMB-D1Boston-Bridges- [email protected]. |
| Bridges | President Roads – Mystic River/General/Bridges/Rehabilitation | From May 1, 2026, to July 30, 2026, the Interstate-93 Bridge across the Mystic River, mile 4.3, in Medford MA will be undergoing substructure repairs. Repairs will be conducted Monday through Friday 6:00 a.m. to 2:00 p.m., with possible night shifts from 9:00 p.m. to 5:00 a.m. A temporary work platform will be suspended from the bridge adjacent to each bridge pier with a work barge underneath in the waterway. These work platforms will reduce the horizontal clearance of the bridge to 57 feet. Mariners requiring additional information may contact contractors on-scene via VHF-FM channel 13/16 or call (603) 365-9857. Mariners are advised to exercise caution when transiting this area. |
| 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 |
| Bridges | Salem Channel – Beverly Channel/General/Bridges/Repairs, Painting, Or Fender Replacement | General/Bridges/Repairs, Painting, Or Fender Replacement From: 2026-03-10 To: 2026-05-31 Location: 42-32-21.048N/070- 53-14.892W Bridge Name: Veterans Memorial Bridge Mariners are advised that ILGIN Electric USA will be conducting repairs and installing new conduit lines beneath the Beverly Salem Memorial Bridge crossing the Danvers River through May 31, 2026. Work hours will be from 4:00 a.m. to 7:00 p.m. Monday through Saturday. Equipment on scene will consist of a Snooper truck with suspended bucket platform, a spud barge and multiple small tending vessels, no impact to Navigation is anticipated. For more information, Mariners may contact Mr. Grady Park at (617) 833-1244 on scene vessels will be monitoring VHF-FH Ch 12. Mariners are urged to use caution when transiting and to proceed at headway speed no wake in the vicinity of repair vessels that may be present. |
| Marine Construction (Excluding Bridges) | Salem Channel – Beverly Channel/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: 2026-006- 01 To: 2026-06-19 Location: 42-32-18.384N/070-52-54.120W AGM Marine Contractors, Inc. will conduct the removal of the Lobster Rock Daybeacon in Salem Harbor, Massachusetts, for the U.S. Coast Guard. The operation is scheduled to take place between June 1 and June 19, 2026, with work occurring daily from 6 AM to 8 PM, weather permitting. The project will utilize the dredge “PRONCKAI,” deck barge “THING,” and tug “SITKA,” with vessels monitoring radio frequencies 13 and 16 and working on channel 68. No passing arrangements are necessary, and navigation is not expected to be impeded. |
| Marine Events | Salem Channel – Beverly Channel/General/Marine Events/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 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Boston South Channel/General/Marine Events/Swim | MA – BOSTON – BOSTON HARBOR ISLANDS – BOSTON LIGHT SOLO SWIM – SWIM The Mass. Open Water Swimming Association is hosting a Boston Light Solo Swim on June 19, 2026, from 5:00 AM to 3:00 PM. The event will consist of one swimmer following a course starting at M St Beach in South Boston, out and around several islands including Little Brewster Island, Georges Island, Long Island and North Island and returning to M Street Beach. The vessel responsible for on scene safety will be monitoring VHF Ch. 72. To contact the support vessel please contact Joanne Barker at 617-901-1341. For more information, please contact Elaine Howley at 508-736-6268. Chart 13267 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Cohasset Western Channel/General/Marine Events/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. |
| 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) – Gloucester Harbor/General/Marine Events/Fireworks | 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) – Gloucester Harbor/General/Marine Events/Other | 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) – Gloucester Harbor/General/Marine Events/Regatta (Race) | MA – CAPE ANN – EASTERN POINT YACHT CLUB JR SAIL/ADVENTURE PROGRAM – REGATTA – The Eastern Point Yacht Club is hosting the Junior Sail/Adventure Program Monday through Friday from June 22nd, 2026 to July 31st, 2026 from 9:00 AM to 2:30 PM. Races will follow a triangular course within Gloucester Outer Harbor in the vicinity of Eastern Point Yacht Club. The program will consist of approximately 8-12 Sailboats from 6’ to 19’ 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 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Regatta (Race) | 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 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Gloucester Harbor/General/Marine Events/Regatta (Race) | 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 |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Nantasket Roads Southern Approach/General/Marine Events/Swim | MA – BOSTON – HULL/NAHANT – NANTASKET TO NAHANT SOLO SWIM – SWIM The Mass. Open Water Swimming Association is hosting the Nantasket to Nahant Solo Swim on June 22, 2026, from 8:80 AM to 1:00 PM. The event will consist of one swimmer and their support craft entering the water at Nantasket Beach in Hull, out to the west of Graves Light and East of Outer Brewster Island and ending at Great Ledge Beach in Nahant. The event will take approximately 5 hours to complete. The vessel responsible for on scene safety will be monitoring VHF Ch. 72. To contact the support vessel please contact Jessica Gerber at 617-833-7187. For more information, please contact Elaine Howley at 508-736-6268. Chart 13267 |
| 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 Construction (Excluding Bridges) | Sector Boston, Submerged Land Act (SLA) – Salem Channel/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: 2026-06-01 To: 2026-06-19 Location: 42-31-49.692N/070-51-44.316W AGM Marine Contractors, Inc., submitted an LNM Information Form detailing the planned removal of the Abbott Rock Daybeacon in Salem Harbor, Massachusetts for the U.S. Coast Guard. The project is scheduled to occur between June 1 and June 19, 2026, operating a single daylight shift from 6 AM to 8 PM daily, weather permitting. Equipment on scene will include the dredge “PRONCKAI,” deck barge “THING,” and tug “SITKA,” with vessels monitoring radio channels 13/16 and working on channel 68. No passing arrangements are required, and navigation will not be impeded. |
| Marine Events | Sector Boston, Submerged Land Act (SLA) – Scituate Harbor Approach/General/Marine Events/Regatta (Race) | 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) – Scituate Harbor Approach/General/Marine Events/Regatta (Race) | 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) – Scituate Harbor Approach/General/Marine Events/Regatta (Race) | 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) – Scituate Harbor Approach/General/Marine Events/Regatta (Race) | 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) – Scituate Harbor Approach/General/Marine Events/Regatta (Race) | 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 |
| 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. |
| 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: 2026-05-05 To: 2026-06-06 Location: 41-39-39.240N/070-05- 20.796W Barnstable County Dredge Department will be conducting dredging operations in Allen Harbor Approach & Entrance Channel, Harwich located in Nantucket Sound, in position 41-39.664N, 070-05.346W, from May 13, 2026, to June 6, 2026, Monday through Saturday, between 7:00am to 4:30pm. Dredging will take place in the channel with the dredge pipe running from the dredge to beaches on the east and west of the harbor entrance. The dredge Cod Fish II will be conducting dredging operations in the Allen Harbor Approach / Entrance Channel in the town of Harwich in Nantucket Sound. Mariners are advised to use extreme caution when navigating in this area and to give adequate clearance to the equipment at all times. Contact the dredge on VHF Channel 18 or Channel 16 for passing arrangements as needed. When dredging and on station, the Cod Fish II will have limited maneuverability. The dredge will remain on station 24 hours when weather permits and will display an anchor light at night. There will be cables extending on both the port and starboard side of the forward part of the dredge leading to anchors with floats marking their locations. The discharge pipe will be floating at times during dredging operations and may be blocking the channel. Yellow/Orange Poly-Balls will be marking the location of the submerged dredge pipe & anchors. When the dredge is not on station, the end of the dredge pipe will be secured on a yellow pontoon which will be lit with a yellow flashing light. |
| 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: 2026-06-16 To: 2026-07-17 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 July 17, 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. |
| Marine Construction (Excluding Bridges) | Sector Southeastern New England, Territorial Sea – Sector Southeastern New England, Submerged Lands Act (SLA)/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: 2026-05-27 To: 2026-06-05 AGM Marine Contractors, Inc. will conduct an ATON (Aid to Navigation) replacement project for the U.S. Coast Guard, specifically replacing the Nantucket East Breakwater Light in Nantucket Sound, Massachusetts. The operation is scheduled to take place from approximately May 27 to June 5, 2026, with work occurring Monday through Friday during a single daylight shift, weather permitting. The project will utilize the barge “CHER” and tug “SITKA,” with vessels monitoring radio frequencies 13/16 and working on 68. Passing arrangements allow for up to 60 minutes to move vessels and avoid impeding navigation. |
| 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. |
| General | Thames River – Upper Thames River/ATON/Proposed Notice of Change | Thames River – Upper Thames River/ATON/Proposed Notice of Change | Proposed Notice of Change | ATON/Proposed Notice of Change From: 2026-04-30 To: 2026-06-30 Location: 41-26-37.212N/072-05-02.616W Aid Name: Allyn Point Light 22 LLNR: 22105 Action: RENAME and CHANGE CT-LONG ISLAND SOUND-NEW LONDON HARBOR AND VICINITY-UPPER THAMES RIVER The U.S. Coast Guard is considering making the following changes to Aids to Navigation to this waterway: Make the following changes to this waterway; ADD Thames River Buoy 21 (LLNR 22090), green can in position 41-26-28.580N 072-05-11.380W CHANGE Allyn Point Light 22 (LLNR 22105) to Thames River Daybeacon AP (LLNR 22105) Non-Lateral red and white. Interested Mariners are strongly encouraged to comment on this proposal in writing, either personally or through their organization. All comments will be carefully considered and are requested prior to 30 June 2026 to complete the process. In order to most effectively consider your feedback and improve data collection when responding to this proposal, please include size and type of vessel, recreational or commercial, and distance from aid that you start looking for it, and if and how you use the signal. Please do not call the Coast Guard via telephone or other means, only written responses to this proposal will be accepted. Refer to Project No. 01-26-031. E-mail can be sent to: [email protected]. | Lat: 41° 26′ 37″ Lon: -072° 05′ 03″ |
| Marine Events | Western Way – Dorchester Bay/General/Marine Events/Regatta (Race) | MA – DORCHESTER BAY – SAVIN HILL YACHT CLUB BOSTON HARBOR LADIES CHALLENGE – REGATTA – The Savin Hill Yacht Club is hosting the Boston Harbor Ladies Challenge on July 12th, 2026, from 12:00 PM to 5:00 PM in Dorchester Bay, South Boston, MA. The event will consist of approximately 20-30 vessels, 22’ to 42’ 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 |
| Marine Events | Weymouth Fore River – Hingham Bay/General/Marine Events/Regatta (Race) | 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 – Hingham Bay/General/Marine Events/Regatta (Race) | MA – HINGHAM – HINGHAM BAY – CIRCLE THE LIGHTS REGATTA – REGATTA – The Hingham Bay Racing is hosting the Circle the Lights Regatta, June 7, 2026 from 12:00 Pm to 4:30 PM. The race will start in at Hospital Shoals and proceed out and around Boston, Graves, and Minots Ledge Lighthouses and return. 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 at 781-366-7912 or on VHF CH 68. For more information, please contact Geoffrey Roth at 617-803-8344. Chart 13275 |
| Marine Events | Weymouth Fore River – Hingham Bay/General/Marine Events/Regatta (Race) | 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 – Hingham Bay/General/Marine Events/Regatta (Race) | MA – HINGHAM – HINGHAM BAY – SOLSTICE REGATTA – REGATTA – The Hingham Bay Racing is hosting the Solstice Regatta, June 19, 2026 from 6:00 PM to 8:30 PM 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 at 781-366-7912 or on VHF CH 68. For more information, please contact Geoffrey Roth at 617-803-8344. Chart 13275 |
| Discrepancy | WHOI Cape Ann Lighted Research Buoy DMON | LLNR 366 | STATUS OFF STATION | AID TYPE PA |