Overview
Saline STP serves about 10,000 residents in Saline, Michigan. The plant treats municipal wastewater and discharges into the local watershed, ultimately draining to Lake Erie.
Saline STP is a municipal wastewater treatment facility located in Saline, Michigan, serving a population of approximately 10,010. The plant is situated in Washtenaw County and operates as part of the region's water infrastructure. As a plant serving a medium-sized agglomeration, it is subject to the U.S. Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting requirements. Typical treatment for facilities of this scale includes secondary treatment, with potential nutrient removal to protect downstream water quality. The plant's treated effluent flows into the Saline River, a tributary of the River Raisin, which ultimately drains into Lake Erie. This watershed supports diverse aquatic life and is part of the Great Lakes Basin, a critical freshwater resource. The plant's operations contribute to maintaining water quality in this ecologically sensitive region.
Environmental context
The plant discharges into the Saline River, which flows into the River Raisin and then into Lake Erie. Lake Erie is the shallowest and most biologically productive of the Great Lakes, supporting a rich fishery and providing drinking water for millions. The watershed is sensitive to nutrient pollution, which can cause harmful algal blooms, making effective wastewater treatment essential for ecosystem health.
Frequently asked questions
Saline STP is located at 267 Monroe Street in Saline, Michigan, United States. It serves the city of Saline and surrounding areas in Washtenaw County.
Saline STP serves approximately 10,010 residents, classifying it as a medium-sized municipal wastewater treatment facility.
The plant discharges treated effluent into the Saline River, which flows into the River Raisin and ultimately into Lake Erie, part of the Great Lakes Basin.
Saline STP operates under the U.S. Clean Water Act and is required to have a National Pollutant Discharge Elimination System (NPDES) permit issued by the Michigan Department of Environment, Great Lakes, and Energy (EGLE).
For a plant of this scale, secondary treatment is standard, often including biological processes and disinfection. Many facilities also incorporate nutrient removal to meet water quality standards in sensitive watersheds like the Great Lakes.
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