Under National Pollutant Discharge Elimination System permit number WY-0025232, Wesco Operating, Inc. is authorized to discharge from its Tensleep #1 (Winkleman Dome Field) wastewater treatment facility in Fremont County, Wyoming to an unnamed ephemeral tributary of Big Horn Draw, which is tributary to the Little Wind River.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Permit (PDF)(21 pp, 13 MB, March 12, 2015)
- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Statement of Basis (PDF)(27 pp, 2 MB, February 24, 2015)
- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Response to Comments (PDF)(14 pp, 111 K, March 9, 2015)
- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Response to Permit-Specific Comments (PDF)(9 pp, 83 K, March 9, 2015)
- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Permit Modification Transmittal Letter (PDF)(2 pp, 709 K, July 21, 2016)
- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Permit Modification (PDF)(8 pp, 5 MB, July 20, 2016)
- WY-0025232 Wesco Operating, Inc. – Winkleman Dome Field Statement of Basis Addendum (PDF)(18 pp, 131 K, July 21, 2016)