Loading light stations... Characteristic Fl W 10s Pattern Flashing White, 10 second period US Light Stations - Interactive Map of Lighthouses and Coast Guard Navigational Aids This interactive map displays over 54,000 active US Coast Guard lighthouses, beacons, and navigational aids across the United States and parts of Canada. Data is sourced from the official 2025 USCG Light List. Features include: light characteristics and flash patterns (flashing, occulting, isophase, alternating), visibility ranges, structure descriptions, and official Coast Guard remarks. For official navigational use, please refer to the USCG Light List Annual Publication.
First seen: 2026-01-25 22:55
Last seen: 2026-01-25 23:56