Basin A Wastewater Treatment Plant, Corner Brook, Newfoundland and Labrador

Basin A is a municipal wastewater treatment plant located on Porter's Lane in Corner Brook, Newfoundland and Labrador, Canada. It serves a small population of 780 residents, operating as a secondary treatment facility under Canadian provincial regulations. The plant provides secondary treatment, which involves biological processes to reduce organic matter and suspended solids. Canadian wastewater facilities are regulated under provincial environmental protection acts, with permits typically issued by the Newfoundland and Labrador Department of Environment and Climate Change. The treated effluent is discharged into the Humber River system, which flows through Corner Brook and into the Bay of Islands, part of the Gulf of St. Lawrence. This coastal discharge supports local aquatic ecosystems and the region's fisheries, including Atlantic salmon and other species.

The plant discharges into the Humber River, which flows into the Bay of Islands and then the Gulf of St. Lawrence. This coastal watershed supports diverse marine life, including fish stocks and migratory birds. Secondary treatment helps reduce nutrient loading and protect downstream water quality in this ecologically sensitive estuary.