Middleport V STP, Village of Middleport

Overview

Middleport V STP serves the Village of Middleport, New York, with a designed capacity of 1.00 million gallons per day. The plant supports a population of 1,867 and is located within 50 km of the Lake Ontario coast.

Middleport V STP is a wastewater treatment facility located in the Village of Middleport, Niagara County, New York. It serves a population of approximately 1,867 residents, reflecting a small community-scale operation within the Great Lakes basin. The plant has a designed capacity of 1.00 million gallons per day. As a U.S. facility, it operates under the Clean Water Act, with National Pollutant Discharge Elimination System (NPDES) permits issued by the New York State Department of Environmental Conservation. For small agglomerations, secondary treatment is typically required to meet water quality standards. The plant's discharge ultimately reaches Lake Ontario via local tributaries, contributing to the broader Lake Ontario watershed. This water body supports diverse aquatic life and serves as a critical freshwater resource for the region. Proper treatment helps protect downstream ecosystems and recreational water quality.

Environmental context

The plant discharges into the Lake Ontario basin, part of the Great Lakes system. Lake Ontario is a major freshwater lake supporting fisheries, migratory birds, and recreational activities. The watershed includes the Niagara River and numerous smaller creeks. Effluent from the plant must meet stringent nutrient and pathogen limits to prevent eutrophication and protect drinking water sources downstream.

Frequently asked questions

Middleport V STP is located at 3822 North Hartland Street, Village of Middleport, Niagara County, New York, United States.

The plant serves approximately 1,867 residents in the Village of Middleport.

The treated wastewater is discharged into local waterways that flow into the Lake Ontario basin, part of the Great Lakes system.

As a U.S. facility, it operates under the Clean Water Act and is regulated by an NPDES permit issued by the New York State Department of Environmental Conservation.

For small communities, secondary treatment is standard, involving biological processes to reduce organic matter and suspended solids, meeting EPA effluent guidelines.