Effluent Lagoon Wastewater Treatment Plant, Gravelbourg No. 104, Saskatchewan

Effluent Lagoon is a municipal wastewater treatment plant located in Gravelbourg No. 104, Saskatchewan, Canada. The facility serves a small rural community with a population of approximately 1,115, providing secondary treatment to meet provincial environmental standards. As a secondary treatment plant, Effluent Lagoon uses biological processes to reduce organic matter and suspended solids. The plant discharges an average of 853 cubic meters of treated wastewater per day. Under Canadian regulations, small communities like this typically operate lagoon-based systems, which are cost-effective for low population densities. The treated effluent is released into local watercourses that drain into the Missouri River basin, ultimately reaching the Gulf of Mexico. The plant plays a key role in protecting downstream water quality in the prairie ecosystem, which supports agricultural activities and native aquatic species.

Effluent Lagoon discharges into local streams that flow into the Missouri River system, eventually reaching the Gulf of Mexico. The surrounding prairie watershed is ecologically sensitive, supporting diverse aquatic life and migratory birds. Proper treatment helps prevent nutrient loading and maintains water quality for downstream agricultural and natural uses.