NPDES Permit for Prairie Knights Casino Wastewater Treatment Facility in North Dakota
Under National Pollutant Discharge Elimination System permit number ND-0031135, the Prairie Knights Casino is authorized to discharge from its wastewater treatment facility located on the Standing Rock Reservation at 46.2727° N, 100.6354° W, in Sioux County, North Dakota, to an unnamed tributary of Fool Bear Creek, a tributary of the Missouri River.