Work at the Bonneville Dam powerhouse 2 consists of installing two new oil water separators. The oil water separators will be installed within the existing structure which will be upgraded to receive the units. New stainless steel discharge piping will be routed through the powerhouse and collected for treatment. This project is scheduled to be completed in 2020.
NORTH BONNEVILLE, WASHINGTON
US ARMY CORPS OF ENGINEERS, PORTLAND DISTRICT