Simms Island

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Simms Island
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USGS aerial imagery of the former location of Simms Island
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Simms Island
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Simms Island
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Simms Island
Geography
Location Northern California
Coordinates 37°57′33″N122°30′18″W / 37.95917°N 122.50500°W / 37.95917; -122.50500 (Simms Island) [1] Coordinates: 37°57′33″N122°30′18″W / 37.95917°N 122.50500°W / 37.95917; -122.50500 (Simms Island) [1]
Adjacent bodies of water San Francisco Bay
Highest elevation13 ft (4 m) [1]
Administration
United States
StateFlag of California.svg  California
County Marin
Simms Island in a USGS survey map from 1897. Simms Island, USGS, 1897.png
Simms Island in a USGS survey map from 1897.
Simms Island in a USGS survey map from 1954. Simms Island, USGS, 1954.png
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″N122°30′18″W / 37.95917°N 122.50500°W / 37.95917; -122.50500 (Simms Island) [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]

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References

  1. 1 2 3 4 5 U.S. Geological Survey Geographic Names Information System: Simms Island
  2. "Neighborhood News". The Petaluma Courier. Petaluma, California. 1890-12-17. p. 2.
  3. Gannett, Henry; Goode, R.U.; Marshall, R.B. (1896). "California: Tamalpais Sheet". United States Geological Survey. Retrieved 18 September 2021.
  4. United States Geological Survey (1954). "San Rafael Quadrangle, California" (Map). United States Department of the Interior Geological Survey. 1:24000.