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 may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- CO-0034762 Cheyenne Mountain Air Force Station Final Permit (PDF)(18 pp, 250 K, February 16, 2017)
- CO-0034762 Cheyenne Mountain Air Force Station Final Statement of Basis (PDF)(19 pp, 425 K, January 31, 2017)