Secondary treatment level wastewater plants

18,358 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,358 plants

Suffolk Co SCSD 13 Windwatch STP

Town of Islip, New York, United States

Suffolk Co SCSD 13 Windwatch STP is a secondary treatment plant in Town of Islip, New York, serving 4,000 people. It discharges treated wastewater near the coast, operating under US EPA NPDES regulations.

Secondary 4,000

Suffolk Co SCSD YaphankCommCSTP

Town of Brookhaven, New York, United States

Suffolk Co SCSD YaphankCommCSTP is a secondary treatment plant in Town of Brookhaven, New York, serving 2,500 people. It discharges 363.40 megaliters per year and is located within 10 km of the coast.

Secondary 2,500

Suffolk Co SCSD20EWFloyd WWTP

Ridge, New York, United States

Suffolk Co SCSD20EWFloyd WWTP is a secondary treatment plant in Ridge, New York, serving 2,050 people. It discharges 757.08 cubic meters daily and operates under US EPA NPDES regulations.

Secondary 2,050

Suffolk CoSCSD18Heart IndPkSTP

Town of Smithtown, New York, United States

Suffolk CoSCSD18Heart IndPkSTP is a secondary treatment plant serving 1,500 people in the Hauppauge Industrial Park, Town of Smithtown, New York. It discharges 537.53 units of treated wastewater daily.

Secondary 1,500

Suffolk Co SCSD22 Hauppauge STP

Hauppauge, New York, United States

Suffolk Co SCSD22 Hauppauge STP is a secondary treatment plant in Hauppauge, New York, serving 1,307 people. It discharges 370.97 units of treated wastewater near the coast.

Secondary 1,307

Suffolk Co SCSD 28 Fairfield

Town of Smithtown, New York, United States

Suffolk Co SCSD 28 Fairfield is a secondary treatment plant in Town of Smithtown, New York, serving 1,000 people. It discharges 333.12 units of treated wastewater daily, with a designed capacity of 529.96 units.

Secondary 1,000

Suffolk Co SCSD7 Medford W STP

North Bellport, New York, United States

Suffolk Co SCSD7 Medford W STP is a secondary treatment plant in North Bellport, New York, serving 3,010 people. It discharges 972.85 thousand cubic meters annually within 10 km of the coast.

Secondary 3,010

Suffolk Co SCSD8 StrathmoreRidge

Ridge, New York, United States

Suffolk Co SCSD8 StrathmoreRidge is a projected secondary treatment plant in Ridge, New York, serving 594 people. It discharges 283.33 m³/day of treated wastewater near the Long Island coast.

Secondary 594

Alto Water and Sanitation District

Ruidoso, New Mexico, United States

Alto Water and Sanitation District serves Ruidoso, New Mexico, with secondary treatment for a population of 2,120. The plant discharges 302.83 volume units into local waterways, supporting community wastewater management.

Secondary 2,120

Chaparral

Chaparral, New Mexico, United States

Chaparral wastewater treatment plant serves 1,463 people in Chaparral, New Mexico, with secondary treatment. It discharges 302.83 cubic meters of treated effluent daily.

Secondary 1,463

Yah ta hay

Yah-ta-hey / Tʼáá Bííchʼį́įdii, New Mexico, United States

Yah ta hay wastewater treatment plant serves the community of Yah-ta-hey, New Mexico, providing secondary treatment for approximately 590 residents. The plant discharges treated wastewater into the local watershed.

Secondary 590

Tierra Amarilla

Alcalde, New Mexico, United States

Tierra Amarilla wastewater treatment plant serves 382 people in Alcalde, New Mexico. The secondary treatment facility discharges 45.43 million gallons per year.

Secondary 382

Rincon Village of

Valencia County, New Mexico, United States

Rincon Village of wastewater treatment plant serves 271 people in Valencia County, New Mexico, providing secondary treatment. The facility discharges treated wastewater into local waterways.

Secondary 271

PAA KO

Paako Communities, New Mexico, United States

PAA KO wastewater treatment plant serves Paako Communities, New Mexico, with secondary treatment for a population of 1,000. It discharges 378.54 cubic meters of treated wastewater daily.

Secondary 1,000

Picacho Hills Utility Company

Sandoval County, New Mexico, United States

Picacho Hills Utility Company is a secondary treatment plant in Sandoval County, New Mexico, serving 824 people. It discharges 567.81 units of treated wastewater, with a designed capacity matching that volume.

Secondary 824

Ute Lake Ranch Water Reclamation Facility

Logan, New Mexico, United States

Ute Lake Ranch Water Reclamation Facility in Logan, New Mexico, provides secondary treatment for a small community of 200 residents, discharging treated water into the local watershed.

Secondary 200

Magdalena

Magdalena, New Mexico, United States

Magdalena wastewater treatment plant serves the village of Magdalena, New Mexico, providing secondary treatment for a population of 931. The plant discharges a daily volume of 283.91 units.

Secondary 931

Cabolleto Land Grant

Moquino, New Mexico, United States

Cabolleto Land Grant is a secondary wastewater treatment plant serving 98 people in Moquino, New Mexico. It discharges 11.36 million gallons per day and operates under US EPA Clean Water Act regulations.

Secondary 98

Mosquero Village of

San Miguel County, New Mexico, United States

Mosquero Village of wastewater treatment plant serves 93 people in San Miguel County, New Mexico. It provides secondary treatment and discharges 34.07 volume units.

Secondary 93

Lake Arthur Town of

Lake Arthur, New Mexico, United States

Lake Arthur Town of wastewater treatment plant serves 436 residents in Lake Arthur, New Mexico, with secondary treatment. It discharges 147.63 units of treated wastewater, operating under US EPA NPDES regulations.

Secondary 436
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