Hallstead Great Bend Joint Sewer Authority Wastewater Treatment Plant, Great Bend, Pennsylvania

The Hallstead Great Bend Joint Sewer Authority wastewater treatment plant serves the communities of Hallstead and Great Bend in Susquehanna County, Pennsylvania. Located on Spring Street in Great Bend, this facility handles municipal wastewater for approximately 6,200 people in this rural region near the New York border. The plant operates with secondary treatment, which is the standard required by the U.S. Clean Water Act for municipal wastewater facilities. Secondary treatment typically involves biological processes to break down organic matter, followed by clarification and disinfection. The plant has a designed capacity of 1,324.89 thousand gallons per day and currently processes an average of 870.65 thousand gallons per day, indicating it operates below its full capacity. The treated effluent from this plant discharges into the Susquehanna River basin, which flows south through Pennsylvania and into the Chesapeake Bay. The Chesapeake Bay is the largest estuary in the United States and is ecologically sensitive to nutrient pollution. The plant's secondary treatment helps reduce the load of organic pollutants and nutrients entering the watershed, supporting downstream water quality and aquatic life.

The plant discharges into the Susquehanna River watershed, which drains into the Chesapeake Bay. The Chesapeake Bay is a large estuary that supports diverse aquatic life including blue crabs, oysters, and migratory fish. Nutrient pollution from wastewater is a key concern in this region, and secondary treatment helps mitigate the impact on downstream ecosystems.