Secondary treatment level wastewater plants

18,348 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,348 plants

ALEXANDER LAGOON

Alexander, North Dakota, United States

Alexander Lagoon wastewater treatment plant serves the small community of Alexander, North Dakota. It provides secondary treatment and discharges treated water into the local watershed.

Secondary 223

Alexander Lagoon

Alexander, Manitoba, Canada

Alexander Lagoon is a secondary wastewater treatment plant in Alexander, Manitoba, Canada, serving a small population of 89.

Secondary 89

Alexander lagoon AB

Sturgeon County, Alberta, Canada

Alexander lagoon AB is a secondary treatment plant in Sturgeon County, Alberta, serving approximately 490 people. Supporting local water quality.

Secondary 490

ALEXANDER WWTP

Alexander, Kansas, United States

Alexander WWTP is a secondary treatment facility serving 76 people in Alexander, Kansas. It discharges 30.28 cubic meters per day and has a designed capacity of 75.71 cubic meters per day.

Secondary 76

Alexandra V WWTP

Village of Alexander, New York, United States

Alexandra V WWTP serves the Village of Alexander, New York, treating wastewater for 481 residents. The secondary treatment plant discharges 121.13 million gallons per year into local waterways.

Secondary 481

Alexandria

Ndlambe Local Municipality, Eastern Cape, South Africa

Alexandria wastewater treatment plant serves Ndlambe Local Municipality in Eastern Cape, South Africa.

Secondary 4,884

ALEXANDRIA WWTP

Thayer County, Nebraska, United States

Alexandria WWTP in Thayer County, Nebraska, serves 297 people with secondary treatment. The plant discharges 75.71 units of treated wastewater, operating under US EPA NPDES regulations.

Secondary 297

ALEXANDRIA WWTP

Smith County, Tennessee, United States

Alexandria WWTP is a secondary treatment facility serving 858 people in Smith County, Tennessee. It discharges treated wastewater into local waterways, supporting the Cumberland River basin.

Secondary 858

Alexis Lagoon

Lac Ste. Anne County, Alberta, Canada

Alexis Lagoon is a secondary treatment plant in Lac Ste. Anne County, Alberta, Canada, serving a small population of 445.

Secondary 445

Alfandega da Fe

Alfândega da Fé, Unknown, Portugal

Alfandega da Fe is a secondary wastewater treatment plant serving 2,500 people in Alfândega da Fé, Bragança, Portugal. It discharges 416.83 m³/day of treated effluent.

Secondary 2,500

ALFARNATE

Alfarnate, Andalucía, Spain

ALFARNATE wastewater treatment plant in Alfarnate, Andalucía, Spain, serves a population of 2,391 with secondary treatment. The plant is now closed.

Secondary 2,391

Alfeld

Alfeld, Bayern, Germany

Alfeld wastewater treatment plant in Bayern, Germany serves 1,920 people with secondary treatment. The plant has a designed capacity of 2,400 m³/day and discharges 485.91 m³/day.

Secondary 1,920

Alfonso G Calderon Velarde

Alfonso G. Calderón Velarde, Sinaloa, Mexico

Alfonso G Calderon Velarde wastewater treatment plant serves 3,560 people in Sinaloa, Mexico. It operates with secondary treatment and has a designed capacity of 336.96 volume units.

Secondary 3,560

ALFORD STW

East Lindsey, England, United Kingdom

ALFORD STW is a secondary treatment plant in East Lindsey, England, serving 3,648 people. It discharges 812.17 m³/day of treated wastewater and is located within 10 km of the coast.

Secondary 3,648

ALFORD WWTP

Alford, Alba / Scotland, United Kingdom

ALFORD WWTP is a secondary treatment plant serving approximately 2,779 people in Alford, Aberdeenshire, Scotland. It discharges 618.70 m³/day of treated wastewater, with a designed capacity of 3,250 m³/day.

Secondary 2,779

ALFORJA

Alforja, Catalunya, Spain

ALFORJA wastewater treatment plant serves the town of Alforja in Catalunya, Spain. It provides secondary treatment for a population of 959 and discharges 375.40 cubic meters per day.

Secondary 959

Alfred Wastewater Treatment Lagoon

Alfred and Plantagenet, Ontario, Canada

Alfred Wastewater Treatment Lagoon is a secondary treatment plant serving 1,129 people in Alfred and Plantagenet, Ontario, Canada. It discharges 507.00 cubic meters of treated wastewater daily.

Secondary 1,129

Algarrobos

Mérida, Yucatán, Mexico

Algarrobos is a secondary wastewater treatment plant in Mérida, Yucatán, Mexico, serving 228 people with a discharge volume of 118.37 cubic meters.

Secondary 228

Algoz e Tunes

Algoz, Unknown, Portugal

Algoz e Tunes wastewater treatment plant serves 2,800 people in Algoz, Portugal, with secondary treatment. It discharges 466.85 m³/day and is located within 10 km of the coast.

Secondary 2,800

Algyo Szennyviztisztito Telep

Algyő, Dél-Alföld, Hungary

Algyo Szennyviztisztito Telep is a secondary wastewater treatment plant in Algyő, Hungary, serving about 4,800 people. It discharges treated effluent into local waterways, supporting the Tisza River basin.

Secondary 4,799
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