Overview
Port Wing WWTP is an advanced treatment plant serving 300 people in the Town of Port Wing, Wisconsin. It discharges 113.56 m³/day of treated wastewater, with a designed capacity of 94.64 m³/day.
Port Wing WWTP is a municipal wastewater treatment facility located on Wheeler Drive in the Town of Port Wing, Bayfield County, Wisconsin. The plant serves a small population of 300 residents, reflecting its role in a rural community on the south shore of Lake Superior. The plant provides advanced treatment, which goes beyond the secondary treatment standard required by the U.S. Clean Water Act. This level of treatment is appropriate for sensitive environments, as the plant is situated within 10 km of Lake Superior's coastline. The facility has a designed capacity of 94.64 m³/day and currently discharges 113.56 m³/day, indicating it operates near its capacity. The treated effluent from Port Wing WWTP ultimately reaches Lake Superior, the largest of the Great Lakes and a critical freshwater resource. The lake supports diverse aquatic life and provides drinking water for millions. Advanced treatment helps protect this sensitive ecosystem from nutrient pollution and other contaminants.
Environmental context
The plant discharges into the Lake Superior basin, a vast freshwater system that drains through the St. Marys River into the lower Great Lakes and eventually the St. Lawrence River to the Atlantic Ocean. Lake Superior is known for its cold, clear waters and supports a unique ecosystem including lake trout and whitefish. The advanced treatment at Port Wing WWTP helps minimize nutrient loading and protects water quality in this ecologically sensitive region.
Frequently asked questions
Port Wing WWTP is located on Wheeler Drive in the Town of Port Wing, Bayfield County, Wisconsin, United States, near the south shore of Lake Superior.
The plant serves a population of 300 residents in the rural community of Port Wing.
The plant discharges treated effluent into the Lake Superior basin, likely via a local stream or direct outfall to the lake.
Port Wing WWTP provides advanced treatment, which exceeds the secondary treatment standard required by the U.S. Clean Water Act for municipal wastewater.
As a U.S. plant, Port Wing WWTP operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which sets discharge limits to protect water quality. Advanced treatment helps meet stringent standards for sensitive water bodies like Lake Superior.
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