Simms Island
 USGS aerial imagery of the former location of Simms Island | |
  Simms Island | |
| Geography | |
|---|---|
| Location | Northern California |
| Coordinates | 37°57′33″N 122°30′18″W / 37.95917°N 122.50500°W[1]Coordinates: 37°57′33″N 122°30′18″W / 37.95917°N 122.50500°W[1] |
| Adjacent bodies of water | San Francisco Bay |
| Highest elevation | 13 ft (4 m)[1] |
| Administration | |
United States | |
| State |  California |
| County | Marin |
Simms Island in a USGS survey map from 1897.
Simms Island in a USGS survey map from 1954.
Simms Island is a former marsh island in San Francisco Bay.[2] It is in Marin County, California; Its coordinates are 37°57′33″N 122°30′18″W / 37.95917°N 122.50500°W[1], and the United States Geological Survey (USGS) gave its elevation as 13 ft (4.0 m) in 1981.[1] It appears as an island on a USGS map in 1897;[3] it is labeled in a 1954 map, but fully connected to the mainland.[4]
References[]
- ^ a b c d U.S. Geological Survey Geographic Names Information System: Simms Island
- ^ "Neighborhood News". The Petaluma Courier. Petaluma, California. 1890-12-17. p. 2.
- ^ Gannett, Henry; Goode, R.U.; Marshall, R.B. (1896). "California: Tamalpais Sheet". United States Geological Survey. Retrieved 18 September 2021.
- ^ United States Geological Survey (1954). "San Rafael Quadrangle, California" (Map). United States Department of the Interior Geological Survey. 1:24000.
Map: Islands of the San Francisco Bay Area | |
|---|---|
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Categories:
- Islands of Marin County, California
- Islands of San Francisco Bay
- Islands of Northern California
- Marin County, California geography stubs