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[1], and the United States Geological Survey measured its elevation as 3 ft (0.91 m) in 1981.[1]
![]() USGS aerial imagery of Edgerly Island. Adjacent land added since the initial survey (to top, darker) is also outlined. | |
![]() ![]() Edgerly Island ![]() ![]() Edgerly Island ![]() ![]() Edgerly Island | |
Geography | |
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Location | Northern California |
Coordinates | 38°12′12″N 122°18′52″W[1] |
Adjacent bodies of water | Napa River |
Highest elevation | 3 ft (0.9 m)[1] |
Administration | |
United States | |
State | ![]() |
County | Napa |
Map: Islands of the San Francisco Bay Area | |
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![]() ![]() Alameda ![]() Bay Farm ![]() Brooks ![]() Skaggs ![]()
(islands of Suisun Bay and the Sacramento–San Joaquin River delta) ![]() Newby |
San Francisco Bay watershed | ||
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Outline |
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Waterways |
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Parks and protected areas |
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Islands and peninsulas |
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Wetlands |
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Bridges and tubes |
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Ports and marinas |
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Other |
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