Avista reports Upper Falls Dam oil spill

October 19, 2009

Avista News Release

Avista is working with the Washington Department of Ecology to assess and manage the accidental release of a lightweight lubricating oil at its Upper Falls Hydroelectric Development on the Spokane River. Initial estimates are that 50-100 gallons of the oil leaked inside the powerhouse building before it was discovered. Read attached Avista news release for details.