Towner Lagoon Wastewater Treatment Plant, Towner, North Dakota

Towner Lagoon is a municipal wastewater treatment facility located in Towner, North Dakota, serving a small population of 533 residents. The plant is situated in the rural landscape of McHenry County, providing essential sanitation services to the community. The plant operates at the secondary treatment level, which is the minimum standard required under the US Clean Water Act for municipal wastewater facilities. With a designed capacity of 378.54 cubic meters per day and a similar discharge volume, the plant is sized appropriately for its small service population. As a lagoon system, it likely utilizes natural biological processes to treat wastewater before discharge. The treated effluent from Towner Lagoon is discharged into local surface waters that drain into the Souris River basin. The Souris River flows north into Canada, eventually reaching Hudson Bay. The plant's operations help protect downstream water quality and aquatic ecosystems in this transboundary watershed.

Towner Lagoon discharges into the Souris River watershed, which flows northward through North Dakota into Manitoba, Canada, and ultimately drains into Hudson Bay. The Souris River supports diverse aquatic life and provides habitat for migratory birds in the Prairie Pothole Region. The plant's secondary treatment helps reduce nutrient loads and organic pollutants, protecting downstream water quality in this ecologically sensitive prairie river system.