Overview
Grand Rapids STP serves approximately 12,340 residents in Grand Rapids, Minnesota. The plant discharges treated wastewater into the Mississippi River watershed, supporting local water quality and downstream ecosystems.
Grand Rapids STP is a municipal wastewater treatment facility located in Grand Rapids, Minnesota, serving a population of about 12,340. Situated along River Road near the Mississippi River, the plant plays a key role in managing wastewater for this northern Minnesota community. As a medium-sized facility, it operates under the regulatory framework of the U.S. Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all discharges to surface waters. Plants of this scale in Minnesota typically employ secondary treatment, including biological processes such as activated sludge or trickling filters, to meet state and federal effluent standards. The population served suggests a moderate-scale operation consistent with regional wastewater infrastructure. The plant's treated effluent likely discharges to the Mississippi River, which flows southward through Minnesota and ultimately to the Gulf of Mexico. This river system supports diverse aquatic life and provides drinking water for millions downstream. The facility's operations contribute to protecting water quality in the Upper Mississippi River basin, an ecologically significant region that includes wetlands, forests, and migratory bird habitats.
Environmental context
Grand Rapids STP discharges into the Mississippi River, which originates in Lake Itasca and flows through Minnesota before joining the Gulf of Mexico. The Upper Mississippi River supports diverse aquatic species, including fish, mussels, and waterfowl, and serves as a critical migratory corridor. The plant's effluent management helps maintain water quality in this ecologically sensitive watershed, which faces pressures from agricultural runoff and urban development.
Frequently asked questions
Grand Rapids STP is located at 1499 River Road in Grand Rapids, Minnesota, United States.
The plant serves approximately 12,340 residents in the Grand Rapids area.
The plant discharges treated effluent to the Mississippi River, which flows south through Minnesota to the Gulf of Mexico.
As a U.S. facility, Grand Rapids STP operates under the Clean Water Act, requiring an NPDES permit issued by the Minnesota Pollution Control Agency to regulate discharges.
Plants of this scale in Minnesota typically use secondary treatment, such as activated sludge or biological filters, to meet state and federal effluent standards.
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