McCalmont Twp Anita STP - Secondary Wastewater Treatment in Young Township, Pennsylvania

McCalmont Twp Anita STP is a municipal wastewater treatment facility located in Young Township, Jefferson County, Pennsylvania. The plant serves a small population of 567 residents, providing secondary treatment to remove organic matter and suspended solids from domestic wastewater. Its designed capacity is 367.18 thousand gallons per day, with an average daily discharge volume of 264.98 thousand gallons. As a secondary treatment plant, it meets the minimum requirements under the US Clean Water Act for municipal wastewater treatment. The facility operates under a National Pollutant Discharge Elimination System (NPDES) permit issued by the Pennsylvania Department of Environmental Protection, which sets effluent limits to protect water quality. For small communities like this, secondary treatment is typical and cost-effective. The treated effluent is discharged into a local stream that flows into the Allegheny River watershed, part of the larger Ohio River basin. This region supports diverse aquatic life and provides drinking water for downstream communities. The plant's operation helps maintain water quality in this ecologically sensitive area by reducing nutrient and pathogen loads.

The plant discharges into a tributary of the Allegheny River, which flows into the Ohio River and eventually the Mississippi River to the Gulf of Mexico. The local watershed supports mixed hardwood forests and agricultural lands, with streams providing habitat for fish and macroinvertebrates. Proper treatment is essential to prevent eutrophication and protect downstream recreational and drinking water uses.