MILLINGTON STP - Secondary Wastewater Treatment in Millington Township, Michigan

MILLINGTON STP is a municipal wastewater treatment facility located in Millington Township, Tuscola County, Michigan. Serving a population of 1,085, the plant provides secondary treatment to domestic wastewater from the community. The facility operates under the regulatory framework of the U.S. Clean Water Act, which requires NPDES permits for discharges to surface waters. The plant has a designed capacity of 605.66 volume units and a discharge volume of 605.67 volume units, indicating near-full utilization. As a secondary treatment plant, it uses biological processes to remove organic matter and suspended solids, meeting typical standards for small communities in Michigan. The facility is managed by local municipal authorities. The treated effluent from MILLINGTON STP discharges into nearby streams that flow into the Saginaw River system, ultimately reaching Saginaw Bay and Lake Huron. This watershed supports diverse aquatic life and recreational activities. The plant plays a key role in protecting downstream water quality in the Great Lakes basin.

MILLINGTON STP discharges into local tributaries of the Saginaw River, which flows into Saginaw Bay, a shallow bay of Lake Huron. The Saginaw Bay watershed is ecologically significant, supporting fish spawning grounds, migratory waterfowl, and wetland habitats. The plant's secondary treatment helps reduce nutrient loading and organic pollution, mitigating eutrophication risks in the bay.