Overview
Oakmont Boro STP serves Oakmont, Pennsylvania, treating wastewater for approximately 7,400 residents. The plant discharges into the Allegheny River system, part of the Ohio River basin.
Oakmont Boro STP is a municipal wastewater treatment facility located in Oakmont, Allegheny County, Pennsylvania, serving a population of about 7,400. The plant is situated along the Allegheny River, a major tributary of the Ohio River, and operates under the regulatory framework of the U.S. Clean Water Act. As a small-to-medium sized facility, Oakmont Boro STP is subject to National Pollutant Discharge Elimination System (NPDES) permitting, which sets effluent limits to protect water quality. Plants of this scale in Pennsylvania typically employ secondary treatment to meet state and federal standards. The plant's treated effluent is discharged into the Allegheny River, which flows southwest to join the Monongahela River at Pittsburgh, forming the Ohio River. The Ohio River then drains into the Mississippi River and ultimately the Gulf of Mexico. The Allegheny River supports diverse aquatic life and is a key water resource for the region.
Environmental context
The Allegheny River, receiving Oakmont Boro STP's discharge, is a major waterway in western Pennsylvania, flowing through forested and urban areas. It supports fish species such as smallmouth bass and walleye, and is part of the larger Ohio River basin. Downstream, the Ohio River provides drinking water and habitat, with the Mississippi River conveying flows to the Gulf of Mexico. The watershed is ecologically sensitive due to historical industrial impacts and ongoing urban runoff.
Frequently asked questions
Oakmont Boro STP is located on Ann Street in Oakmont, Allegheny County, Pennsylvania, United States.
The plant serves approximately 7,411 residents in the Oakmont area.
The plant discharges treated effluent into the Allegheny River, which flows into the Ohio River and eventually the Mississippi River to the Gulf of Mexico.
As a U.S. facility, it operates under the Clean Water Act and is required to have an NPDES permit issued by the Pennsylvania Department of Environmental Protection, setting effluent limits to protect water quality.
Plants of this size in Pennsylvania typically use secondary treatment processes, such as activated sludge or trickling filters, to meet state and federal standards for organic and solids removal.
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