Under National Pollutant Discharge Elimination System permit number CO-0034762, the United States Department of the Air Force, Cheyenne Mountain Air Force Station is authorized to discharge from the interior storm drainage system and air exhaust stacks at the Cheyenne Mountain Complex, in El Paso County, Colorado, to unnamed tributaries of Fountain Creek.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Authorization to Discharge Under the National Pollutant Discharge Elimination System: United States Department of the Air Force, Cheyenne Mountain Air Force Station (PDF)(19 pp, 9 MB)
- Statement of Basis: United States Department of the Air Force, Cheyenne Mountain Air Force Station (PDF)(12 pp, 72 K)