USCG Navigation, Security & Safety Notices

MSIB 22-25 (Update 1) Return to Normal Port Condition October 14, 2025 Return to Alerts Page Return to Normal Port Condition The Captain of the Port (COTP), Sector Delaware Bay is notifying mariners that the port has secured from modified Port Condition WHISKEY and has returned to Normal Port Condition on the Delaware Bay and…

MSIB 22-25 Notice of Port Condition Whiskey (Modified) October 11, 2025 Return to Alerts Page Notice of Port Condition Whiskey (Modified) The Captain of the Port (COTP), Sector Delaware Bay, has set a modified Port Condition WHISKEY due to the forecast of high winds in the Pennsylvania, New Jersey, and Delaware area beginning within the…

MSIB 21-25: NAVY/MARINE CORPS HOMECOMING 250 MILITARY DEMONSTRATION October 9, 2025 Return to Alerts Page The U.S. Coast Guard Captain of the Port (CO1P), Sector Delaware Bay, has established a temporary security zone for all  avigable waters on the DelawareRiver in the vicinity of Penn’s Landing during a naval military demonstration on October 11, 2025,…

MSIB 20-25: NAVY/MARINE CORPS HOMECOMING 250 NAVAL VESSEL PROTECTION ZONES October 9, 2025 Return to Alerts Page The U.S. Coast Guard Captain of the Port (COTP), Sector Delaware Bay, reminds the public that Navy/Marine Corps Homecoming 250 will be taking place on October 9, 2025, through October 16, 2025. Several Naval Vessels will be transiting…

MSIB 19-25: UPDATED SECTOR DELAWARE BAY PHONE NUMBERS September 29, 2025 Return to Alerts Page The Captain of the Port (COTP), Sector Delaware Bay, is notifying mariners that the local sector has updated some of the unit`s phone numbers, listed below. Sector Delaware Bay Command Center: 833-453-1007 Sector Delaware Bay Prevention Office 8:00am-4:00pm: 206-815-6688 Vessel…

MSIB 15-25 Philadelphia to Sea Maintenance Dredging July 1, 2025 Return to Alerts Page Marine Safety Information Bulletin Commander U.S. Coast Guard Sector Delaware Bay 1 Washington Ave Philadelphia, PA 19147 MSIB Number: 15-25 Contact: Waterways Management Staff Phone: ( 206) 815-6688, Option 3 E-Mail: Uhwarcl3avWWM@us,g.mil Date: July 1, 2025 PHILADELPHIA TO SEA MAINTENANCE DREDGING…

MSIB 13-25 PHILADELPHIA TO SEA MAINTENANCE DREDGING April 1, 2025 Return to Alerts Page PHILADELPHIA TO SEA MAINTENANCE DREDGING The Captain of the Port, Sector Delaware Bay, is notifying mariners that the Philadelphia to Sea Maintenance Dredging has completed dredging operations in Marcus Hook Range and Marcus Hook Anchorage (No. 7) on the Delaware River.…

MSIB 12-25 Notice of Port Condition Whiskey (Modified) March 20, 2025 Return to Alerts Page Notice of Port Condition Whiskey (Modified) The Captain of the Port (COTP), Sector Delaware Bay, has set a modified Port Condition WHISKEY due to the forecast of high winds in the Pennsylvania, New Jersey, and Delaware area beginning within the…