Brush Creek STP - Wastewater Treatment Plant in North Huntingdon Township, Pennsylvania

Brush Creek STP is a municipal wastewater treatment plant located in North Huntingdon Township, Westmoreland County, Pennsylvania. Serving a population of approximately 43,261, the facility is part of the region's infrastructure for managing domestic wastewater from this suburban community near Pittsburgh. As a US-based plant serving a medium-sized agglomeration, Brush Creek STP is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting. Plants of this scale typically employ secondary treatment as a minimum, with potential nutrient removal depending on local watershed requirements. The plant's treated effluent discharges into local waterways that ultimately drain to the Monongahela River, a major tributary of the Ohio River system. This river network supports diverse aquatic life and provides drinking water for downstream communities, making effective wastewater treatment critical for maintaining water quality in the region.

The plant's discharge enters the Brush Creek watershed, which flows into the Monongahela River, a key tributary of the Ohio River. This river system supports diverse aquatic habitats and is an important resource for recreation and municipal water supply. The watershed is part of the larger Mississippi River basin, ultimately draining to the Gulf of Mexico. Effective treatment helps protect downstream ecosystems from nutrient pollution and other contaminants.