Guard Island Light
The Guard Island Light is a lighthouse on a small island near the entrance to the Tongass Narrows, in Clarence Strait in southeastern Alaska. The western entrance to the Behm Canal also lies nearby.
Guard Island Light | |
| Location | Guard Island Tongass Narrows entrance Clarence Strait Alaska United States |
|---|---|
| Coordinates | 55°26′46″N 131°52′52″W |
| Tower | |
| Constructed | 1904 (first) |
| Foundation | Concrete |
| Construction | Reinforced concrete |
| Automated | 1969 |
| Height | 30 feet (9.1 m) |
| Shape | Square tower with balcony and lantern on oil house |
| Markings | White tower, black lantern |
| Operator | United States Coast Guard |
| Heritage | National Register of Historic Places listed place |
| Light | |
| First lit | 1924 (current) |
| Focal height | 74 feet (23 m) |
| Lens | Fourth Order Fresnel lens |
| Range | 17 nautical miles (31 km; 20 mi) |
| Characteristic | Fl W 10s. emergency light (Fl W 6s.) of reduced intensity when main light is extinguished. |
Guard Island Lighthouse | |
U.S. National Register of Historic Places | |
Alaska Heritage Resources Survey
| |
| Nearest city | Ketchikan, Alaska |
| Area | 10.4 acres (4.2 ha) |
| Architect | J.T. Elliot |
| Architectural style | Moderne |
| MPS | Light Stations of the United States MPS |
| NRHP reference No. | 03001378 |
| AHRS No. | KET-00025 |
| Added to NRHP | January 14, 2004 |
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