Overview
Connellsville STP in Dunbar Township, Pennsylvania serves approximately 12,952 people. The plant operates under the U.S. Clean Water Act framework, managing municipal wastewater in the Youghiogheny River watershed.
Connellsville STP is a municipal wastewater treatment plant located in Dunbar Township, Fayette County, Pennsylvania. It serves a population of around 12,952 residents in the Connellsville area, operating as part of the region's public sanitation infrastructure. As a U.S. facility, the plant is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting, which sets effluent limits to protect water quality. For a plant of this scale, secondary treatment is typically required, with possible additional nutrient controls depending on the receiving water body's sensitivity. The plant discharges into the local watershed, which drains into the Youghiogheny River, a tributary of the Monongahela River. The Monongahela joins the Allegheny to form the Ohio River, which flows to the Mississippi River and ultimately the Gulf of Mexico. The plant plays a key role in protecting downstream aquatic ecosystems and drinking water sources.
Environmental context
The plant's discharge enters the Youghiogheny River watershed, which flows into the Monongahela River and then the Ohio River. This river system supports diverse aquatic life, including fish species such as smallmouth bass and walleye, and provides drinking water for downstream communities. The watershed also receives runoff from agricultural and coal mining areas, making nutrient and sediment control important for maintaining water quality.
Frequently asked questions
Connellsville STP is located in Dunbar Township, Fayette County, Pennsylvania, United States, near the community of Rogerstown.
The plant serves approximately 12,952 people in the Connellsville area and surrounding parts of Dunbar Township.
The plant discharges treated effluent into the local watershed, which drains into the Youghiogheny River, a tributary of the Monongahela River.
As a U.S. facility, Connellsville STP operates under the Clean Water Act and is required to have an NPDES permit issued by the Pennsylvania Department of Environmental Protection, setting limits on pollutants to protect water quality.
For a plant of this size, secondary treatment is standard, often including biological processes like activated sludge. Additional nutrient removal may be required if the receiving water body is sensitive to nitrogen or phosphorus.
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