Air shaft, #4 Seam, Cougar Mountain
N 47° 32.168 W 122° 07.821
10T E 565451 N 5265111
Air shaft for the #4 coal seam on Cougar Mountain
Waymark Code: WM33JJ
Location: Washington, United States
Date Posted: 02/03/2008
Views: 90
There is no longer any coal mining on Cougar Mountain, but it is riddled with old mines. This big hole is an air shaft that leads to the #4 seam. This mine descended to 518 feet below sea level. Considering that the entrance is up on a mountain, that's pretty impressive!