Peters Twp Donaldsons Xroads STP - Peters Township, Pennsylvania Wastewater Treatment Plant

Peters Twp Donaldsons Xroads STP is a municipal wastewater treatment plant located in Peters Township, Washington County, Pennsylvania. Serving a population of about 5,000, the facility is part of the region's infrastructure for managing domestic wastewater from the suburban area near Thompsonville. As a US-based plant serving a small population, it operates under the Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all discharges. Plants of this scale typically employ secondary treatment to meet federal and state standards for effluent quality. The plant's treated effluent likely discharges to a local stream within the Ohio River basin, which ultimately drains to the Mississippi River and the Gulf of Mexico. The facility plays a role in protecting local water quality in the Chartiers Creek watershed, supporting aquatic life and downstream uses.

The plant is situated in the Ohio River basin, with its discharge likely entering a tributary of Chartiers Creek, which flows into the Ohio River. The Ohio River is a major waterway supporting diverse aquatic ecosystems and providing drinking water for millions. The facility's treatment helps maintain water quality in this ecologically significant river system, which is a critical migratory corridor for fish and other aquatic species.