Under National Pollutant Discharge Elimination System permit number SD-0020192, the City of Eagle Butte, South Dakota, is authorized to discharge from its wastewater treatment facility within the Cheyenne River Sioux Reservation in Dewey County, South Dakota, to Green Grass Creek.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Permit (PDF)(18 pp, 4 MB)
- Statement of Basis (PDF)(11 pp, 900 K)