Secondary treatment level wastewater plants

18,358 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,358 plants

NIANGUA WWTP

Niangua, Missouri, United States

Niangua WWTP is a secondary treatment facility serving 405 people in Niangua, Missouri. It discharges 109.78 units of treated wastewater daily, with a designed capacity of 132.49 units.

Secondary 405

ST MARY WWTP

St. Mary, Missouri, United States

ST MARY WWTP is a secondary treatment plant serving 360 people in St. Mary, Missouri. It discharges treated wastewater into local waterways, operating under US EPA NPDES regulations.

Secondary 360

BLOOMSDALE WPC PLANT

Bloomsdale, Missouri, United States

Bloomsdale WPC Plant is a secondary treatment facility serving 321 residents in Bloomsdale, Missouri. It discharges 151.42 megaliters of treated wastewater annually, operating under U.S. Clean Water Act regulations.

Secondary 321

LEASBURG WWTP

Leasburg, Missouri, United States

LEASBURG WWTP is a secondary treatment plant in Leasburg, Missouri, serving 328 people. It discharges 105.99 units of treated wastewater daily, with a designed capacity of 242.27 units.

Secondary 328

BOURBON WWTP

Bourbon, Missouri, United States

BOURBON WWTP is a secondary treatment plant serving Bourbon, Missouri, with a discharge volume of 605.67 units and designed capacity of 908.50 units. It operates under U.S. EPA NPDES regulations.

Secondary 2,058

ONONDAGA CAVE STATE PARK

Crossroads, Missouri, United States

ONONDAGA CAVE STATE PARK wastewater treatment plant serves a small population of 200 in Crossroads, Missouri. It provides secondary treatment and discharges 22.71 cubic meters of treated wastewater.

Secondary 200

PARIS WWTP

Monroe County, Missouri, United States

PARIS WWTP is a secondary treatment facility in Monroe County, Missouri, serving a population of 1,120. It discharges 605.67 megaliters of treated wastewater annually.

Secondary 1,120

POMME DE TERRE PITTSBURG AREA

Hickory County, Missouri, United States

POMME DE TERRE PITTSBURG AREA is a secondary wastewater treatment plant in Hickory County, Missouri, serving a small population of 100. It discharges treated effluent into local waterways.

Secondary 100

POMME DE TERRE HERMITAGE AREA

Hickory County, Missouri, United States

Pomme de Terre Hermitage Area wastewater treatment plant serves 150 people in Hickory County, Missouri. It provides secondary treatment and discharges 56.78 million gallons per year.

Secondary 150

HOLLIDAY WWTF

Monroe County, Missouri, United States

HOLLIDAY WWTF is a secondary treatment plant in Monroe County, Missouri, serving 137 people. It discharges 53.00 units of treated wastewater daily, with a designed capacity of 75.71 units.

Secondary 137

WEAUBLEAU WWTP

Hermitage, Missouri, United States

WEAUBLEAU WWTP is a secondary treatment plant serving 418 people in Hermitage, Missouri. It discharges 189.27 megaliters of treated wastewater annually, operating under US EPA NPDES regulations.

Secondary 418

HERMITAGE WWTP

Hermitage, Missouri, United States

Hermitage WWTP is a secondary treatment facility serving 467 people in Hermitage, Missouri. It discharges 189.27 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.

Secondary 467

NEW FRANKLIN WWTP

New Franklin, Missouri, United States

New Franklin WWTP is a secondary treatment plant serving approximately 1,590 people in New Franklin, Missouri. It discharges treated wastewater into local waterways under U.S. EPA NPDES regulations.

Secondary 1,590

GLASGOW WWTP

Howard County, Missouri, United States

Glasgow WWTP is a secondary treatment plant serving 1,103 people in Howard County, Missouri. It discharges treated wastewater into local waterways under U.S. EPA and Missouri state regulations.

Secondary 1,103

ARMSTRONG WWTP

Howard County, Missouri, United States

ARMSTRONG WWTP is a secondary treatment plant in Howard County, Missouri, serving 287 people. It discharges treated wastewater into local waterways, supporting rural sanitation in the Missouri River basin.

Secondary 287

POLO WWTP

Polo, Missouri, United States

POLO WWTP is a secondary treatment plant serving Polo, Missouri, with a discharge volume of 177.91 million gallons per year and a designed capacity of 227.12 million gallons per year.

Secondary 575

HAMILTON WWTP SW

Hamilton, Missouri, United States

Hamilton WWTP SW is a secondary treatment plant serving 215 people in Hamilton, Missouri. It discharges 79.49 million gallons per year and has a designed capacity of 140.06 million gallons.

Secondary 215

HAMILTON WWTP SE

Hamilton, Missouri, United States

Hamilton WWTP SE is a secondary treatment plant serving 545 people in Hamilton, Missouri. It discharges treated wastewater into local waterways, operating under US EPA NPDES regulations.

Secondary 545

HAMILTON WWTP NE

Caldwell County, Missouri, United States

HAMILTON WWTP NE is a secondary treatment plant serving 1,049 people in Caldwell County, Missouri. It discharges 340.69 thousand cubic meters of treated wastewater annually.

Secondary 1,049

KINGSTON WWTP

Caldwell County, Missouri, United States

Kingston WWTP is a secondary treatment plant in Caldwell County, Missouri, serving 348 people. It discharges 109.78 million gallons per year and has a designed capacity of 155.20 million gallons.

Secondary 348
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