The U.S. Army Corps of Engineers, Portland District is closing all recreation sites to prevent the spread of COVID-19, effective March 30.

The U.S. Army Corps of Engineers, Portland District is refilling its 13 Willamette Valley Project reservoirs and two Rogue River Basin Project reservoirs to prepare for the spring and summer conservation seasons.

The Portland District, U.S. Army Corps of Engineers will limit summer reservoir levels at Lookout Point and Hills Creek dams to reduce the structural risk during large earthquakes, and to protect and save lives by reducing the potential for flooding following an earthquake.

320 years ago on Jan. 26, 1700, the Pacific Northwest experienced an estimated 9.0 magnitude earthquake. The U.S. Army Corps of Engineers, Portland District continues to evaluate potential impacts to its dams in the Willamette, Rogue and Columbia River regions to prepare for a future earthquake event.