PARMA WWSL Wastewater Treatment Plant, Spring Arbor Township, Michigan

PARMA WWSL is a wastewater treatment facility located in Spring Arbor Township, Jackson County, Michigan. The plant serves a small population of approximately 961 residents, providing secondary treatment to manage municipal wastewater in this rural community. As a secondary treatment plant, PARMA WWSL meets the standard requirements under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater to reduce organic pollutants and suspended solids. The plant has a designed capacity of 719.23 million gallons per year and currently discharges 246.05 million gallons per year, indicating operational capacity well below its design limit. The treated effluent from PARMA WWSL is discharged into local waterways that ultimately drain into the Great Lakes Basin, specifically Lake Erie via the Maumee River or other tributaries. This region supports diverse aquatic life and is part of a larger watershed that requires careful management to prevent nutrient loading and protect downstream ecosystems.

The plant's discharge enters the Great Lakes Basin, which drains into Lake Erie, a vital freshwater resource supporting fisheries, recreation, and drinking water. The watershed is sensitive to nutrient pollution, particularly phosphorus, which can cause algal blooms. The plant's secondary treatment helps reduce organic load, but advanced nutrient removal may be needed to fully protect downstream water quality.