Flaxton Lagoon Wastewater Treatment Plant, Burke County, North Dakota

Flaxton Lagoon is a wastewater treatment facility located in Burke County, North Dakota, serving a small population of 66 residents. The plant provides secondary treatment, a standard level for small communities in the United States under the Clean Water Act. As a small-scale facility, it operates under the National Pollutant Discharge Elimination System (NPDES) permitting program, which sets discharge limits to protect water quality. The plant's designed capacity is 37.85 megaliters per year, matching its discharge volume, indicating full utilization. The treated effluent is discharged into the local watershed, which drains into the Souris River basin. This river flows north into Canada, eventually reaching Hudson Bay. The plant's operations help maintain water quality in this transboundary river system, supporting aquatic life and downstream uses.

The plant discharges into the Souris River basin, a watershed that extends into Canada and ultimately drains into Hudson Bay. This region supports diverse aquatic species and is an important migratory corridor for waterfowl. The secondary treatment process reduces organic pollutants and suspended solids, protecting the river's ecological health.