Mary Island Light
Mary Island Light in 1937 | |
| Location | Mary Island Revillagigedo Channel Alaska United States |
|---|---|
| Coordinates | 55°5′56″N 131°10′58″W / 55.09889°N 131.18278°W |
| Tower | |
| Constructed | 1903 (first) |
| Foundation | concrete |
| Construction | reinforced concrete |
| Automated | 1969 |
| Height | 61 feet (19 m) |
| Shape | square tower at corner of dwelling |
| Markings | art deco architecture white tower |
| Operator | United States Coast Guard |
| Heritage | National Register of Historic Places listed place |
| Light | |
| First lit | 1937 (current) |
| Focal height | 76 feet (23 m) |
| Lens | Fourth order Fresnel lens (original), 250 mm lens (current) |
| Range | 6 nautical miles (11 km; 6.9 mi) |
| Characteristic | Fl W 6s. obscured from 341° to 150°. |
Mary Island Light Station | |
| Nearest city | Ketchikan, Alaska |
| Area | 9.8 acres (4.0 ha) |
| Built | 1937 |
| Architect | US Lighthouse Service; D.A. Chase; Edwin Laird |
| Architectural style | Moderne |
| MPS | Light Stations of the United States MPS |
| NRHP reference No. | 05000645 |
| AHRS No. | KET-024 |
| Added to NRHP | July 8, 2005 |
The Mary Island Light Station is a lighthouse located on the northeastern part of Mary Island in southeastern Alaska, United States.