Secondary treatment level wastewater plants

18,348 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,348 plants

CALEDONIA POTW

Caledonia, Mississippi, United States

Caledonia POTW is a secondary treatment plant serving approximately 975 residents in Caledonia, Mississippi. It discharges treated wastewater into local waterways under US EPA NPDES regulations.

Secondary 975

CALEDONIA WWTF

Caledonia, Missouri, United States

Caledonia WWTF is a secondary treatment plant serving 130 people in Caledonia, Missouri. It discharges 60.57 cubic meters of treated wastewater daily, with a designed capacity of 75.71 cubic meters.

Secondary 130

Caleras

Caleras, Colima, Mexico

Caleras wastewater treatment plant in Colima, Mexico serves 1,491 people with secondary treatment. It discharges 488.16 m³/day of treated wastewater, operating within the regulatory framework for small agglomerations.

Secondary 1,491

CALHAN WWTP

Calhan, Colorado, United States

Calhan WWTP is a secondary treatment plant serving approximately 900 people in Calhan, Colorado. It discharges treated wastewater into local waterways, supporting the region's water quality.

Secondary 900

CALHOUN CITY POTW

Calhoun City, Mississippi, United States

Calhoun City POTW is a secondary wastewater treatment plant in Calhoun City, Mississippi, serving approximately 1,904 people. It discharges treated effluent into local waterways under the US Clean Water Act.

Secondary 1,904

CALHOUN WWTP

Calhoun, Kentucky, United States

Calhoun WWTP is a secondary treatment plant serving 1,340 people in Calhoun, Kentucky. It discharges treated wastewater into the Green River basin, supporting local water quality.

Secondary 1,340

CALHOUN WWTP

Calhoun, Missouri, United States

Calhoun WWTP is a secondary treatment plant serving the city of Calhoun, Missouri. It treats wastewater for a population of 469 and discharges 132.49 megaliters annually.

Secondary 469

Calico Rock WWTP

Calico Rock, Arkansas, United States

Calico Rock WWTP is a secondary treatment plant serving 1,545 people in Calico Rock, Arkansas. It discharges 317.98 million gallons per year into the White River, a major tributary of the Mississippi River.

Secondary 1,545

CALIENTE WWTF

Caliente, Nevada, United States

Caliente WWTF is a secondary treatment plant serving 1,500 people in Caliente, Nevada. It discharges 454.25 units of treated wastewater daily, with a designed capacity of 1,022.06 units.

Secondary 1,500

California

California, Durango, Mexico

California wastewater treatment plant in Gómez Palacio, Durango, Mexico, serves 1,825 people with secondary treatment. It discharges 172.80 cubic meters daily, with a designed capacity of 864.00 cubic meters.

Secondary 1,825

CALIG

Càlig, Comunitat Valenciana, Spain

CALIG wastewater treatment plant serves Càlig, Comunitat Valenciana, Spain. This secondary treatment facility handles a population of 2,192 and discharges 252.95 m³/day.

Secondary 2,192

Calitzdorp

Garden Route District Municipality, Western Cape, South Africa

Calitzdorp wastewater treatment plant serves approximately 2,368 people in Garden Route District, Western Cape, South Africa. It provides secondary treatment and discharges 320 cubic meters of treated effluent daily.

Secondary 2,368

Calixto Contreras

General Calixto Contreras, Durango, Mexico

Calixto Contreras wastewater treatment plant serves 913 people in General Calixto Contreras, Durango, Mexico. It provides secondary treatment and discharges 86.40 cubic meters per day.

Secondary 913

CALIZZANO_CARAGNETTA

Calizzano, Liguria, Italy

Calizzano Caragnetta is a secondary wastewater treatment plant serving Calizzano, Liguria, Italy. It treats wastewater for a population of 4,000 with a designed capacity of 9,000 m³/day.

Secondary 4,000

Callala

Unknown, New South Wales, Australia

Callala wastewater treatment plant in Wollumboola, New South Wales, Australia, serves a population of 2,688 with secondary treatment. The plant discharges treated wastewater near the coast, supporting local environmental protection.

Secondary 2,688

Callander Wastewater Treatment Lagoon

Callander, Ontario, Canada

Callander Wastewater Treatment Lagoon is a secondary treatment plant serving 1,913 residents in Callander, Ontario, Canada. It discharges treated wastewater near Lake Nipissing, a key water body in the Great Lakes Basin.

Secondary 1,913

CALLANDER WWTW

Callander, Alba / Scotland, United Kingdom

Callander WWTW is a secondary treatment plant serving approximately 4,157 people in Callander, Scotland. It discharges treated wastewater into the local water environment, supporting the River Teith catchment.

Secondary 4,157

CALLAO WWTP

Macon County, Missouri, United States

CALLAO WWTP is a secondary treatment plant in Macon County, Missouri, serving 292 people. It discharges treated wastewater into local waterways, operating under U.S. EPA NPDES regulations.

Secondary 292

CALLAWAY WWTP

Callaway, Nebraska, United States

Callaway WWTP is a secondary treatment facility serving the village of Callaway, Nebraska. It treats approximately 227 cubic meters of wastewater daily with a designed capacity of 189 cubic meters per day.

Secondary 664

CALLENDER STL

Webster County, Iowa, United States

CALLENDER STL wastewater treatment plant serves 384 people in Webster County, Iowa, with secondary treatment. It discharges 151.42 megaliters annually and operates under U.S. Clean Water Act regulations.

Secondary 384
UtilityRadar
More
Press Esc to close · Advanced search