Boundary Power House - Seattle City Light
The Boundary Hydroelectric Project located on the Pend Oreille River in Northeastern Washington supplies more than one–third of Seattle City Light's power. Discover the Boundary Hydroelectric Project nestled in the foothills of the Selkirk Mountains and situated along the banks of the scenic Pend Oreille (pronounced "pond-ah-ray") River.

Our 265,000 horsepower turbines and electrical generating facilities produce clean, renewable energy. Tour our Visitors' Gallery located deep inside a massive limestone cavern. Enjoy expansive views at the Vista House and observation deck. You will enjoy breathtaking views and an interesting tour of this awesome dam.  
Located approximately 15 miles outside of Metaline, WA

PO Box 219
Metaline Falls, WA 99153
(509) 446-3083
For more info visit: www.cityofseattle.net/light/tours/boundary