Silva Island

Silva Island (also De Silva Island)[2][3] is an island in San Francisco Bay, formerly completely separated from the mainland but now mostly connected. It is in Marin County, California. Its coordinates are 37°53′15″N 122°30′54″W[1], and the United States Geological Survey gave its elevation as 79 ft (24 m) in 1981.[1]

  • USGS survey map (1:62500 scale) from 1897.
  • USGS survey map (1:24000 scale) from 1954.
Silva Island
An aerial photo taken in 2013, looking toward the east.
Silva Island
Silva Island
Silva Island
Geography
LocationNorthern California
Coordinates37°53′15″N 122°30′54″W[1]
Adjacent bodies of waterSan Francisco Bay
Highest elevation79 ft (24.1 m)[1]
Administration
United States
State California
CountyMarin

References
  1. U.S. Geological Survey Geographic Names Information System: Silva Island
  2. "Vignette > Silva Island – Mill Valley Historical Society".
  3. "Marin commission rejects tighter regulations on seaplane business". August 28, 2017.
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