Secondary treatment level wastewater plants

18,358 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,358 plants

Newburgh T Nob Hill STP

Gardnertown, New York, United States

Newburgh T Nob Hill STP is a secondary treatment plant in Gardnertown, New York, serving a small population of 120. It discharges 45.43 units of treated wastewater daily.

Secondary 120

Montgomery T SD 1 STP

Town of Montgomery, New York, United States

Montgomery T SD 1 STP is a secondary treatment plant in Town of Montgomery, New York, serving 750 people. It discharges 325.55 thousand gallons per day and has a designed capacity of 560.24 thousand gallons per day.

Secondary 750

Highlands T Fort Montgomery STP

Village of Highland Falls, New York, United States

Highlands T Fort Montgomery STP is a secondary treatment plant serving about 3,000 people in the Village of Highland Falls, New York. It discharges treated wastewater into the Hudson River watershed.

Secondary 3,000

Crawford T Pine Bush WWTP

Pine Bush, New York, United States

Crawford T Pine Bush WWTP is a secondary treatment plant in Pine Bush, New York, serving 1,500 people. It discharges 556.46 thousand cubic meters annually, with a designed capacity of 757.08 thousand cubic meters.

Secondary 1,500

Cornwall T Firthcliff SD STP

Town of Cornwall, New York, United States

Cornwall T Firthcliff SD STP is a secondary treatment plant serving 700 people in the Town of Cornwall, New York. It discharges 253.62 units of treated wastewater daily, with a designed capacity of 454.25 units.

Secondary 700

WappingerTMidpoint Pk SDRoyalRi

Village of Wappingers Falls, New York, United States

WappingerTMidpoint Pk SDRoyalRi is a secondary treatment plant serving 405 people in Village of Wappingers Falls, New York. It discharges treated wastewater into the local watershed, contributing to the Hudson River basin.

Secondary 405

Wappinger T Fleetwood Manor WWTP

Village of Wappingers Falls, New York, United States

Wappinger T Fleetwood Manor WWTP serves 345 people in Village of Wappingers Falls, New York, with secondary treatment. The plant discharges 109.78 million gallons per year and has a designed capacity of 238.48 million gallons per year.

Secondary 345

Rhinebeck V Sewers_STP and On Sites

Village of Rhinebeck, New York, United States

Rhinebeck V Sewers_STP and On Sites is a secondary treatment plant serving 1,200 people in the Village of Rhinebeck, New York. It discharges 435.32 thousand cubic meters of treated wastewater annually.

Secondary 1,200

Poughkeepsie T Route 44 SD STP

City of Poughkeepsie, New York, United States

Poughkeepsie T Route 44 SD STP is a secondary treatment plant serving 400 people in Poughkeepsie, New York. It discharges 113.56 megaliters per year and operates under the US Clean Water Act.

Secondary 400

PoughkeepsieTC try Club STP_On Si

City of Poughkeepsie, New York, United States

PoughkeepsieTC try Club STP_On Si is a secondary treatment plant serving 430 people in Poughkeepsie, New York. It discharges treated wastewater into the local watershed, ultimately reaching the Hudson River.

Secondary 430

Pawling V WWTP

Village of Pawling, New York, United States

Pawling V WWTP is a secondary treatment plant serving the Village of Pawling, New York. It treats wastewater for approximately 1,849 residents with a design capacity of 1,135.62 volume units.

Secondary 1,849

Hyde Park T SD1 WWTP

Town of Hyde Park, New York, United States

Hyde Park T SD1 WWTP is a secondary treatment plant in Town of Hyde Park, New York, serving 700 people. It discharges 374.76 thousand gallons per day and has a designed capacity of 499.67 thousand gallons per day.

Secondary 700

NYSDOC Green Haven CorrFacSTP

Town of Beekman, New York, United States

NYSDOC Green Haven CorrFacSTP is a secondary treatment plant in Town of Beekman, New York, serving 2,000 people. It discharges 378.54 cubic meters of treated wastewater daily.

Secondary 2,000

Dutchess Co Dalton Farms WWTP

Town of Beekman, New York, United States

Dutchess Co Dalton Farms WWTP is a secondary treatment plant serving 2,055 people in Town of Beekman, New York. It discharges 473.18 million gallons per year and operates under US EPA NPDES regulations.

Secondary 2,055

Dutchess Co Chelsea Cove STP

Pleasant Valley, New York, United States

Dutchess Co Chelsea Cove STP is a secondary wastewater treatment plant in Pleasant Valley, New York, serving 1,253 people. It discharges treated effluent into local waterways under US EPA NPDES regulations.

Secondary 1,253

Shelter Island T STP

Town of Shelter Island, New York, United States

Shelter Island T STP is a secondary treatment plant serving 280 people in Town of Shelter Island, New York. It discharges treated wastewater near the coast of Long Island.

Secondary 280

East Hampton T WWTP

Springs, New York, United States

East Hampton T WWTP in Springs, New York, serves 50,000 people with secondary treatment. The plant discharges 87.06 million gallons per day into local waters near the Atlantic coast.

Secondary 50,000

Sag Harbor V WWTP

Village of Sag Harbor, New York, United States

Sag Harbor V WWTP is a secondary treatment plant serving 4,340 people in the Village of Sag Harbor, New York. It discharges treated wastewater near the coast of Long Island.

Secondary 4,340

Riverhead T Community College WWTP

Town of Riverhead, New York, United States

Riverhead T Community College WWTP is a secondary treatment plant serving 550 people in Town of Riverhead, New York. It discharges 132.49 volume units and is located within 10 km of the coast.

Secondary 550

Ocean Beach V STP

Town of Islip, New York, United States

Ocean Beach V STP is a secondary treatment plant in Town of Islip, New York, serving 4,638 people. It discharges 866.86 thousand cubic meters annually and is located within 10 km of the coast.

Secondary 4,638
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