Mare Island Light
View of the light from the north side | |
| Location | Mare Island Vallejo California United States |
|---|---|
| Coordinates | 38°04′29″N 122°15′02″W / 38.074834°N 122.250464°W |
| Tower | |
| Constructed | 1873 |
| Construction | wooden tower |
| Height | 76 feet (23 m) |
| Shape | square tower with balcony and lantern attached to dwelling |
| Light | |
| First lit | 1873 |
| Deactivated | 1917 |
| Focal height | 12 m (39 ft) |
| Lens | Fourth order Fresnel lens |
| Characteristic | F W |
Mare Island Lighthouse was a lighthouse in California, United States, on the north shore of San Pablo Bay at the entrance to Carquinez Strait, California.