Sentinel Island is a small island in Summit County, Colorado in the Dillon Reservoir.[1] It appears on a 1970 USGS map of the area, along with Silver Dollar Island and Fishhook Island.[2]
.jpg) Aerial photo of Sentinel Island, September 2024 | |
  Sentinel Island  Sentinel Island | |
| Geography | |
|---|---|
| Location | Colorado |
| Coordinates | 39°35′59″N 106°03′57″W / 39.5997087°N 106.0658527°W[1] |
| Administration | |
| State |  Colorado |
| County | Summit County |
References
edit- ^ a b U.S. Geological Survey Geographic Names Information System: Sentinel Island
- ^ United States Geological Survey (1970). "Frisco Quadrangle, Colorado" (Map). United States Department of the Interior Geological Survey. 1:62500.
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