Rockland Township STP - Secondary Wastewater Treatment in Michigan, USA

Rockland Township STP is a municipal wastewater treatment facility located in Rockland Township, Ontonagon County, Michigan, United States. The plant serves a small population of 337 residents, providing secondary treatment to meet state and federal water quality standards. As a secondary treatment plant, it utilizes biological processes to reduce organic matter and suspended solids. The plant has a designed capacity of 151.42 units and operates under the regulatory framework of the US Clean Water Act, which requires NPDES permits for discharges. For small communities like Rockland Township, secondary treatment is the standard requirement to protect receiving waters. The treated effluent is discharged into a local water body that eventually drains into Lake Superior, the largest of the Great Lakes. This watershed supports diverse aquatic life and provides drinking water for millions. The plant's operation helps maintain water quality in this ecologically sensitive region.

The plant discharges into a tributary of the Ontonagon River, which flows into Lake Superior. Lake Superior is a critical freshwater resource with a unique ecosystem, including native fish species and sensitive coastal wetlands. Protecting this watershed from nutrient pollution and pathogens is essential for maintaining water quality and biodiversity.