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NPDES Permit for Wesco Operating, Inc. – Winkleman Dome Field in Wyoming

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.

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