Wastewater plants in California

486 plants indexed. Showing 143 matching current filters.

143 plants matching filters

Cottonwood WWTP

Shasta County, California

Cottonwood WWTP is a secondary treatment plant serving 2,960 people in Shasta County, California. It discharges 984.21 thousand cubic meters per year into the local watershed.

Secondary 2,960

BUTTONWILLOW WWTF

Alameda County, California

Buttonwillow WWTF is a secondary treatment plant in Alameda County, California, serving a population of 1,660. It discharges 567.81 units of treated wastewater daily.

Secondary 1,660

BYRON SAN DIS WWTF

Oakley, California

BYRON SAN DIS WWTF is a secondary treatment plant in Oakley, California, serving 900 people. It discharges 136.28 volume units daily with a designed capacity of 151.42 volume units.

Secondary 900

BIOLA WWTP

Butte County, California

Biola WWTP is a secondary treatment plant serving 964 people in Butte County, California. It discharges 378.54 cubic meters of treated wastewater daily.

Secondary 964

BIGGS WWTF

Biggs, California

Biggs WWTF is a secondary treatment plant serving 1,793 people in Biggs, California. It discharges 681.37 thousand cubic meters of treated wastewater annually, with a designed capacity of 1,324.89 thousand cubic meters.

Secondary 1,793

BECKWOURTH WWTF

Plumas County, California

Beckwourth WWTF is a secondary treatment plant serving 228 people in Plumas County, California. It discharges 37.85 units of treated wastewater daily, with a designed capacity of 75.71 units.

Secondary 228

ADIN WWTF

Adin, California

ADIN WWTF is a secondary wastewater treatment plant serving 300 people in Adin, California. It discharges 75.71 megaliters per year and has a designed capacity of 113.56 megaliters per year.

Secondary 300

MOKELUMNE HILL WWTF

Calaveras County, California

Mokelumne Hill WWTF is a secondary treatment plant serving 1,010 people in Calaveras County, California. It discharges 264.98 thousand cubic meters per year and has a designed capacity of 567.81 thousand cubic meters per year.

Secondary 1,010

APPLEGATE WWTF

Placer County, California

Applegate WWTF is a secondary treatment plant serving 85 people in Placer County, California. It discharges 22.71 units of treated wastewater daily, operating under US EPA NPDES regulations.

Secondary 85

Sheridan WWTF

Rancho Cordova, California

Sheridan WWTF is a secondary treatment plant in Rancho Cordova, California, serving 600 people. It discharges 211.98 units of treated wastewater daily, with a designed capacity of 340.69 units.

Secondary 600

Placer County WWTF 3

Placer County, California

Placer County WWTF 3 is a secondary treatment plant in Cottonwood, California, serving approximately 1,000 people. It discharges treated wastewater into local waterways, supporting the region's water quality management.

Secondary 1,000

MOCCASIN WWTF

Calaveras County, California

MOCCASIN WWTF is a secondary treatment plant serving 262 people in Calaveras County, California. It discharges 75.71 m³/day with a designed capacity of 113.56 m³/day.

Secondary 262

KNIGHTS LANDING WWTF

Knights Landing, California

Knights Landing WWTF is a secondary treatment plant serving 663 people in California. It discharges 227.13 megaliters annually and has a designed capacity of 416.39 megaliters.

Secondary 663

MARIPOSA WWTF

Mariposa, California

Mariposa WWTF is a secondary treatment plant serving 2,246 people in Mariposa, California. It discharges treated wastewater into local waterways, supporting the Sierra Nevada foothills ecosystem.

Secondary 2,246

GROVELAND WWTF

San Joaquin County, California

Groveland WWTF is a secondary treatment plant in San Joaquin County, California, serving 3,550 people. It discharges 454.25 units of treated wastewater daily, with a designed capacity of 567.81 units.

Secondary 3,550

Geyla Mannor Wastewater Plant

Ranch House Estates, California

Geyla Mannor Wastewater Plant in Ranch House Estates, California, serves 225 people with secondary treatment. It discharges 56.78 units of treated wastewater daily, operating under US Clean Water Act regulations.

Secondary 225

KETTLEMAN CITY STP

Kings County, California

Kettleman City STP is a secondary treatment plant in Kings County, California, serving a population of 1,528. It discharges 416.40 units of treated wastewater daily, with a designed capacity of 832.79 units.

Secondary 1,528

Santa Nella WWTF

Santa Nella, California

Santa Nella WWTF is a secondary treatment plant serving 655 people in Santa Nella, California. It discharges 75.71 million gallons per year and has a designed capacity of 151.42 million gallons per year.

Secondary 655

RICHGROVE WWTF

Tulare County, California

RICHGROVE WWTF is a secondary treatment plant in Tulare County, California, serving 2,200 people. It discharges 832.79 units of treated wastewater and operates under US EPA NPDES regulations.

Secondary 2,200

DEL REY WWTF

Del Rey, California

DEL REY WWTF is a secondary treatment plant serving 1,650 people in Del Rey, California. It discharges 681.37 thousand cubic meters of treated wastewater annually, operating under the US Clean Water Act.

Secondary 1,650

Frequently asked

How many wastewater treatment plants are in California?

UtilityRadar indexes 486 wastewater treatment plants in California, with treatment level, capacity, operator and discharge data on each record.

What is the largest wastewater treatment plant in California?

Among the indexed plants, MARIPOSA WWTF has the highest designed capacity at 2,309 m3/day.

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