Overview
Mid Halton Wastewater Treatment Plant serves Oakville, Ontario, Canada, treating wastewater for over 104,000 residents. It is located near Lake Ontario and operates under Canadian provincial regulations.
Mid Halton Wastewater Treatment Plant is a major municipal facility serving Oakville, Ontario, within the Halton Region. It treats wastewater from a population of approximately 104,503, making it a large-scale plant in the Greater Toronto Area. The plant is situated near the shore of Lake Ontario, one of the Great Lakes, which is a critical freshwater resource. As a Canadian wastewater treatment plant, it operates under Ontario's provincial regulations and the federal Fisheries Act, which protect water quality in the Great Lakes Basin. For a plant serving over 100,000 people, advanced treatment is typically required to meet stringent effluent standards, especially given the sensitivity of the receiving environment. The plant's designed capacity is 1.00 (likely in million gallons per day or similar unit), indicating substantial infrastructure. The treated effluent is discharged into Lake Ontario, which flows via the St. Lawrence River to the Atlantic Ocean. Lake Ontario supports diverse aquatic life, including fish species such as lake trout and salmon, and provides drinking water for millions. The plant's operation is crucial for protecting this ecosystem from nutrient pollution and pathogens.
Environmental context
The plant discharges into Lake Ontario, part of the Great Lakes system, which drains through the St. Lawrence River to the Atlantic Ocean. Lake Ontario is a sensitive ecosystem supporting cold-water fish, migratory birds, and algae communities. Nutrient loading from wastewater can contribute to eutrophication, so advanced treatment is essential to maintain water quality and protect downstream habitats.
Frequently asked questions
The plant is located on Lakeshore Road West in Oakville, Ontario, Canada, within the Halton Region near the shore of Lake Ontario.
The plant serves approximately 104,503 residents in Oakville and surrounding areas of Halton Region.
Treated effluent from the plant is discharged into Lake Ontario, which is part of the Great Lakes system and ultimately flows to the Atlantic Ocean via the St. Lawrence River.
The plant operates under Ontario's provincial wastewater regulations and Canada's Fisheries Act, which set effluent quality standards to protect the Great Lakes ecosystem.
For large agglomerations in Canada, tertiary treatment is often required to remove nutrients like phosphorus and nitrogen, especially when discharging to sensitive water bodies like the Great Lakes.
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