Prineville Reservoir

Prineville Reservoir: beaches, ramps and water level

The center of the lake is at 44.1100, -120.7860. Surface elevation is about 3,257 feet. Maximum depth is around 130 feet. Water leaves through the Crooked River.

Around Prineville Reservoir this guide maps 2 named swimming spots. Among them are Cobble Rock Campground and Chimney Rock Trail. These come from Recreation.gov (RIDB). Parking is the usual limit on busy summer weekends.

If Prineville Reservoir is busy, the nearest alternatives here are Ochoco Reservoir (Oregon, 14 mi), Haystack Reservoir (Oregon, 32 mi) and Lake Billy Chinook (Oregon, 44 mi). In all, 48 lakes in Oregon are covered here.

Season dates vary by park; the operating agency publishes them each spring. Water quality is monitored unevenly on inland lakes, so posted notices are the most reliable guide. No public sensor reports water temperature at Prineville Reservoir, so the panel shows air temperature and wind.

Nobody publishes a continuous level for Prineville Reservoir in a form this guide can read, so the page carries access and weather instead. For a lake this size, the park office is the fastest way to learn how the water sits today.