Overview
Wis Dells Lake Delton STP serves approximately 37,828 people in Wisconsin Dells, Wisconsin. The plant discharges treated wastewater into the Wisconsin River watershed, ultimately draining to the Mississippi River.
Wis Dells Lake Delton STP is a municipal wastewater treatment facility located in Wisconsin Dells, Wisconsin, serving a population of about 37,828. The plant is situated in Columbia County and operates within the regulatory framework of the United States Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all point source discharges. As a medium-sized agglomeration, the plant is expected to provide at least secondary treatment under EPA standards. Typical plants of this scale in Wisconsin employ activated sludge or lagoon systems to meet permit limits for biochemical oxygen demand and total suspended solids. The plant's treated effluent is discharged to a receiving water body that flows into the Wisconsin River, a major tributary of the Mississippi River. This downstream system supports diverse aquatic life and provides recreational and drinking water resources. The plant's operation is critical for protecting water quality in the region's lakes and rivers, including the nearby Lake Delton.
Environmental context
The plant discharges into a water body that drains to the Wisconsin River, which flows into the Mississippi River and eventually the Gulf of Mexico. The Wisconsin River watershed supports a variety of fish species and migratory birds. The plant's discharge must comply with state water quality standards to prevent nutrient enrichment and protect downstream ecosystems, including the Upper Mississippi River system.
Frequently asked questions
The plant is located at 900 Bowman Road, Wisconsin Dells, Columbia County, Wisconsin, United States.
The plant serves approximately 37,828 people.
The plant discharges treated effluent into a local water body that flows into the Wisconsin River, which is part of the Mississippi River basin.
The plant operates under the U.S. Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Wisconsin Department of Natural Resources.
Plants of this scale in Wisconsin typically provide secondary treatment, often using activated sludge or lagoon systems, to meet EPA and state permit limits.
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