Overview
Maiden Rock STP is a secondary treatment plant serving 119 residents in Maiden Rock, Wisconsin. It discharges 26.50 million gallons daily and has a designed capacity of 87.06 million gallons.
Maiden Rock STP is a municipal wastewater treatment facility located along the Great River Road in Maiden Rock, Wisconsin. Serving a small population of 119, the plant is part of the region's infrastructure for managing domestic wastewater in this rural community along the Mississippi River. The plant provides secondary treatment, which is the standard biological treatment process required under the U.S. Clean Water Act for municipal wastewater. With a designed capacity of 87.06 million gallons and an average daily discharge of 26.50 million gallons, the facility operates well within its capacity, ensuring effective treatment before discharge. The treated effluent is released into the Mississippi River, a major waterway that flows south to the Gulf of Mexico. The plant plays a key role in protecting water quality in the Upper Mississippi River basin, supporting aquatic life and downstream ecosystems.
Environmental context
The plant discharges into the Mississippi River, which flows through the Upper Mississippi River basin and ultimately reaches the Gulf of Mexico. This stretch of the river supports diverse aquatic species and is an important migratory corridor for birds. The plant's secondary treatment helps reduce nutrient loads and protect downstream water quality.
Frequently asked questions
Maiden Rock STP is located along the Great River Road in Maiden Rock, Pierce County, Wisconsin, United States.
The plant serves a population of 119 residents in the Maiden Rock area.
The plant discharges treated effluent into the Mississippi River, which flows south to the Gulf of Mexico.
Maiden Rock STP provides secondary treatment, which is the standard biological treatment required under the U.S. Clean Water Act for municipal wastewater.
As a municipal plant in the United States, Maiden Rock STP operates under the Clean Water Act, which mandates secondary treatment for all publicly owned treatment works. The plant is likely permitted through the Wisconsin Department of Natural Resources under the National Pollutant Discharge Elimination System (NPDES).
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