Buena Vista Twp STP - Wastewater Treatment Plant in Buena Vista Charter Township, Michigan

Buena Vista Twp STP is a municipal wastewater treatment plant located in Buena Vista Charter Township, Michigan, United States. The facility serves a population of approximately 7,288 people, classifying it as a small to medium agglomeration under US regulatory frameworks. As a US-based plant, it operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Michigan Department of Environment, Great Lakes, and Energy (EGLE). For plants of this scale, secondary treatment is typically required, with additional nutrient removal standards in place for discharges to Great Lakes watersheds. The plant's treated effluent is discharged into the Saginaw River system, which drains into Saginaw Bay, a large freshwater bay of Lake Huron. This watershed supports diverse aquatic life and is an important recreational and commercial fishery. The plant plays a key role in protecting water quality in the Saginaw Bay ecosystem.

The plant discharges into the Saginaw River, which flows into Saginaw Bay and ultimately Lake Huron, part of the Great Lakes system. The Saginaw Bay watershed is ecologically sensitive, supporting diverse fish populations and migratory waterfowl. Nutrient loading from wastewater can contribute to algal blooms, making effective treatment critical for maintaining water quality in this freshwater ecosystem.