Edgerly Island

Edgerly Island
Aerial image of an island.
USGS aerial imagery of Edgerly Island. Adjacent land added since the initial survey (to top, darker) is also outlined.
Edgerly Island is located in San Francisco Bay Area
Edgerly Island
Edgerly Island
Edgerly Island is located in California
Edgerly Island
Edgerly Island
Edgerly Island is located in the United States
Edgerly Island
Edgerly Island
Geography
LocationNorthern California
Coordinates38°12′12″N 122°18′52″W / 38.20333°N 122.31444°W / 38.20333; -122.31444 (Edgerly Island)[1]
Adjacent toNapa River
Highest elevation3 ft (0.9 m)[1]
Administration
United States
State California
CountyNapa
Edgerly Island as it appears on a 1951 USGS topographic map.
An aerial view, looking toward the west, of the Napa River where it flows into San Pablo Bay through Vallejo. Islands visible include, from bottom of image: Mare, No. 1, Knight, Russ, No. 2, Green, Bull, Edgerly, Coon, Little, and Tubbs.

Edgerly Island is an island in the Napa River, upstream of San Pablo Bay (an embayment of San Francisco Bay).[2][3][4][5][6][7][8][9] It is in Napa County, California, and managed as part of the Napa-Sonoma Marshes Wildlife Area.[10][11] Its coordinates are 38°12′12″N 122°18′52″W / 38.20333°N 122.31444°W / 38.20333; -122.31444 (Edgerly Island)[1], and the United States Geological Survey measured its elevation as 3 ft (0.91 m) in 1981.[1]

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