Park · OR, US
Prineville Reservoir State Park
It is situated on the shores of the eponymous Prineville Reservoir, created in 1961 for irrigation and flood control by damming of the Crooked River by the predecessor of the US Bureau of Reclamation.
| Type | Park |
| State / Province | OR |
| Country | United States |
| Nearest town | Prineville |
| Certified | 2021 |
| Coordinates | 44.1264, -120.7237 |
| Source | https://darksky.org/places/prineville-reservoir-state-park-dark-sky-park/ |