Overview
Keene WWTF serves approximately 27,375 people in Swanzey, New Hampshire. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.
Keene WWTF is a municipal wastewater treatment facility located in Swanzey, Cheshire County, New Hampshire, serving an estimated population of 27,375. The plant is part of the region's wastewater infrastructure, managing sewage from residential and commercial sources in the area. Under the U.S. Clean Water Act, the plant is required to meet secondary treatment standards through an EPA NPDES permit issued by the state of New Hampshire. For a community of this size, typical treatment includes biological processes to reduce organic matter and suspended solids before discharge. The plant's treated effluent flows into the Ashuelot River, a tributary of the Connecticut River, which ultimately drains into Long Island Sound. This watershed supports diverse aquatic life and is important for regional water quality and recreation.
Environmental context
Keene WWTF discharges into the Ashuelot River, which flows into the Connecticut River and then to Long Island Sound. The Ashuelot River supports fish populations and provides habitat for aquatic species. The plant's discharge must meet state and federal water quality standards to protect downstream ecosystems and recreational uses.
Frequently asked questions
Keene WWTF is located in Swanzey, Cheshire County, New Hampshire, United States.
The plant serves approximately 27,375 people in the Swanzey area.
The plant discharges treated wastewater into the Ashuelot River, a tributary of the Connecticut River.
Keene WWTF operates under the Clean Water Act, requiring an NPDES permit that sets limits on pollutants to protect water quality in the Ashuelot River.
Plants of this size typically use secondary treatment processes such as activated sludge or trickling filters to meet EPA standards for organic matter and suspended solids removal.
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