Photographs of the Skagit River Hydroelectric Project constructed between 1918-1961.
<p>The Diablo Dam was built by Seattle City Light at a location 7-1/2 miles upstream from Newhalem and completed August 27, 1930. Due to the Great Depression, the Diablo Powerhouse was not completed until 1935, with the first power being generated in 1936.
</p><p>Caption on image: Diablo Trail Bridge at dam site, 6-30-19. 5022
</p><p>PH Coll 1124.21
</p>
<ul><li>Subjects (LCTGM): Canyons--Washington (State); Rivers--Washington (State)</li>
<li>Subjects (LCSH): Footbridges--Washington (State); Diablo Canyon (Wash.); Skagit River (B.C. and Wash.)</li></ul>
<div class="fn value">
Unknown author<span style="display: none;">Unknown author</span></div>
Taken on 30 June 1919
<a rel="nofollow" class="external text" href="https://content.lib.washington.edu/ww-spwsweb/index.html">Seattle Power and Water Supply Collection</a>