Atherton Island

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Atherton Island is a small island in the Sacramento–San Joaquin River Delta. It is in unincorporated San Joaquin County, California, part of Stockton. Its coordinates are 37°57′22″N 121°21′01″W, and the United States Geological Survey measured its elevation as 13 ft (4.0 m) in 1999. It appears on a 2015 USGS map of the area.

Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.