Geography | |
---|---|
Location | Northern California |
Coordinates | 37°59′59″N 121°34′31″W / 37.9996445°N 121.5752300°W [1] |
Adjacent to | Sacramento–San Joaquin River Delta |
Highest elevation | 0 ft (0 m) |
Administration | |
United States | |
State | California |
County | Contra Costa |
Rhode Island is a small, partially submerged island in the San Joaquin River delta, in California. [2] It is part of Contra Costa County. Its coordinates are 37°59′59″N 121°34′31″W / 37.9996445°N 121.5752300°W [1]. It appears on a 1952 United States Geological Survey map of the area. [3]