NPDES Permit for Denver Federal Center Municipal Separate Storm Sewer System in Colorado
Under National Pollutant Discharge Elimination System permit number COR-042004, the United States General Services Administration is authorized to discharge from all municipal separate storm sewer system (MS4) outfalls at the Denver Federal Center to receiving waters which include McIntyre Gulch and the Agricultural Ditch, and other associated waters of the United States within the exterior boundaries of the Denver Federal Center in the City of Lakewood, Jefferson County, Colorado.