26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Derry WWTF is a municipal wastewater treatment plant in Derry, New Hampshire, serving approximately 28,478 people. It operates under the US Clean Water Act framework with NPDES permitting.
Hooksett WWTF serves approximately 8,378 residents in Hooksett, New Hampshire. The plant discharges treated wastewater into the Merrimack River watershed, which flows to the Gulf of Maine.
Concord Hall Street WWTF serves approximately 67,906 people in Concord, New Hampshire. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
Penacook WWTF serves 9,055 people in Concord, New Hampshire. The plant discharges treated wastewater into the Merrimack River basin, supporting local water quality and downstream ecosystems.
Allenstown Regional WWTF serves approximately 8,750 residents in Allenstown, New Hampshire. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge.
Peterborough WWTF serves approximately 3,967 residents in Peterborough, New Hampshire. The facility discharges treated wastewater into local waterways under the U.S. Clean Water Act framework.
Nashua WWTF serves over 100,000 residents in Nashua, New Hampshire, as a key municipal wastewater facility. It operates under the US Clean Water Act, discharging treated effluent into the Merrimack River watershed.
Milford WWTF serves approximately 12,300 residents in Milford, New Hampshire. The plant operates under the US Clean Water Act, discharging treated wastewater into the local watershed.
Merrimack WWTF serves approximately 17,725 people in Merrimack, New Hampshire. The plant operates under the US Clean Water Act, discharging treated wastewater into the local watershed.
Manchester WWTF serves approximately 94,000 residents in Manchester, New Hampshire. The plant discharges treated wastewater into the Merrimack River, which flows to the Atlantic Ocean.
Hillsborough WWTF serves approximately 3,200 residents in Hillsborough, New Hampshire. The facility operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater plants of this scale.
Plymouth WWTF serves approximately 12,561 residents in Plymouth, New Hampshire. The plant operates under the US Clean Water Act's NPDES permit program, discharging treated wastewater to local waterways.
Littleton WWTF serves approximately 3,726 residents in Littleton, New Hampshire. The plant discharges treated wastewater into the Ammonoosuc River watershed, part of the Connecticut River basin.
Lincoln WWTF serves approximately 2,953 residents in Lincoln, New Hampshire. The plant discharges treated wastewater into the local watershed, contributing to the Pemigewasset River basin.
Lebanon WWTF serves approximately 28,000 residents in Lebanon, New Hampshire. The plant discharges treated wastewater into the Connecticut River watershed, supporting local water quality.
Hanover WWTF serves approximately 13,581 residents in Hanover, New Hampshire. The plant operates under the US Clean Water Act, ensuring treated wastewater meets federal standards before discharge.
Lancaster WWTF serves 3,310 residents in Lancaster, New Hampshire. The plant discharges treated wastewater into the Upper Connecticut River watershed, ultimately draining to the Gulf of Maine.
Berlin WWTF serves approximately 10,351 residents in Berlin, New Hampshire. The plant discharges treated wastewater into the local watershed, contributing to the Androscoggin River basin.
Jaffrey WWTF is a municipal wastewater treatment plant serving 2,260 people in Jaffrey, New Hampshire, United States. It operates under the US Clean Water Act framework.
Hinsdale WWTF serves the town of Hinsdale, New Hampshire, treating wastewater from a population of approximately 3,062. The plant discharges into the Connecticut River watershed, supporting local water quality and downstream ecosystems.