Overview
Lansing WWTP serves approximately 129,000 people in Lansing, Michigan. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to the Grand River watershed.
Lansing WWTP is a municipal wastewater treatment facility located in Lansing, Michigan, serving a population of around 129,000. Situated in Ingham County, the plant is a key component of the region's water infrastructure, handling wastewater from residential and commercial sources in the state capital. As a large agglomeration serving over 100,000 people, the plant is subject to stringent regulatory requirements under the US Clean Water Act. The National Pollutant Discharge Elimination System (NPDES) permit program, administered by the Michigan Department of Environment, Great Lakes, and Energy (EGLE), governs its discharge limits and monitoring obligations. Treatment typically includes secondary treatment as a minimum, with potential for advanced nutrient removal to protect downstream water quality. The plant's treated effluent is discharged into the Grand River, which flows through Lansing and eventually drains into Lake Michigan via the Grand River basin. This river is an important ecological corridor, supporting diverse aquatic life and providing recreational opportunities. The plant's operations are critical for maintaining water quality in the Grand River and protecting the Lake Michigan ecosystem.
Environmental context
Lansing WWTP discharges into the Grand River, a major tributary of Lake Michigan. The Grand River watershed covers over 5,500 square miles and supports a variety of fish species, including walleye and smallmouth bass. Downstream, the river flows into Lake Michigan, which is part of the Great Lakes system, a globally significant freshwater resource. The plant's nutrient removal efforts help mitigate algal blooms and maintain ecological balance in the lake.
Frequently asked questions
Lansing WWTP is located on Sunset Avenue in Lansing, Ingham County, Michigan, United States.
The plant serves approximately 129,000 people in the Lansing metropolitan area.
The plant discharges treated effluent into the Grand River, which flows through Lansing and eventually into Lake Michigan.
The plant operates under the US Clean Water Act, with discharge regulated by an NPDES permit issued by the Michigan Department of Environment, Great Lakes, and Energy (EGLE).
Plants of this scale typically employ secondary treatment as a minimum, often with advanced nutrient removal to meet NPDES permit limits and protect sensitive water bodies like the Great Lakes.
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