18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Grand Isle WWTF is a secondary treatment plant serving 300 people in Grand Isle, Maine. It discharges 151.42 cubic meters of treated wastewater daily, with a designed capacity of 302.83 cubic meters.
GRAND JUNCTION Oxidation Pond is a secondary treatment plant serving 325 people in Hardeman County, Tennessee, United States. It discharges treated wastewater into local waterways within the Mississippi River basin.
Grand Junction WWTP is a secondary treatment facility serving 808 people in Grand Junction, Iowa. It discharges 575.38 volume units of treated wastewater, operating under U.S. EPA NPDES regulations.
Grand Mesa Metropolitan District 1 is a secondary treatment plant in Mesa County, Colorado, serving 499 people. It discharges 79.49 million gallons per year into the local watershed.
Grand Mount STL is a secondary wastewater treatment plant in Clinton County, Iowa, serving a small population of 619. It discharges 302.83 volume units and has a designed capacity of 454.25 volume units.
Grand Mound WWTP is a secondary treatment facility serving 2,232 people in Centralia, Washington. It discharges 378.54 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.
Grand Rapids Generating Station is a secondary treatment plant in Grand Rapids, Manitoba, Canada.
Grand River WWTP is a secondary treatment facility serving 171 people in Grand River, Iowa. It discharges 75.71 thousand cubic meters per year and operates under US EPA NPDES regulations.
Grand Rivers Lake City STP is a secondary treatment plant serving 2,250 people in Livingston County, Kentucky. It discharges 916.07 thousand gallons per day and is located within 10 km of the coast.
Grand Ronde STP is a secondary treatment plant serving about 1,000 people in Grand Ronde, Oregon. It discharges treated wastewater into local waterways, supporting the Yamhill River basin.
Grand Tower STP is a secondary treatment plant serving 415 residents in Grand Tower, Illinois. It discharges 227.13 thousand cubic meters of treated wastewater annually.
Grand Valley Wastewater Treatment Plant and Collection System serves 1,432 people in Ontario, Canada, with secondary treatment. It discharges treated wastewater into the local watershed.
Grand View Sewage System is a secondary treatment plant serving 644 people in Elmore County, Idaho. It discharges treated wastewater into the local watershed, with a designed capacity of 170.34 units.
Grandfalls WWTP is a secondary treatment facility serving 470 people in Grandfalls, Texas. It discharges 113.56 megaliters of treated wastewater annually, operating under US Clean Water Act regulations.
Grandfield WWT is a secondary treatment plant serving 1,110 people in Grandfield, Oklahoma. It discharges 416.40 million gallons per year and operates under the US Clean Water Act.
GRANDGLISE is a secondary wastewater treatment plant in Grandglise, Hainaut, Belgium, serving approximately 1,480 people with a designed capacity of 2,500 m³/day.
Grandin Lagoon is a secondary treatment plant serving Sibley, North Dakota. It treats wastewater for a small community of 173 people, discharging 64.35 million gallons per year.
Grandin WWTP is a secondary treatment facility serving 243 residents in Grandin, Missouri. It discharges approximately 113.56 megaliters of treated wastewater annually, with a designed capacity of 132.49 megaliters.
GRANDVIEW PLAZA WWTP is a secondary treatment plant serving 1,012 people in Grandview Plaza, Kansas. It discharges 529.96 thousand cubic meters of treated wastewater annually, with a designed capacity of 726.80 thousand cubic meters.
GRANDVIEW WWTP is a secondary treatment plant in Louisa County, Iowa, serving approximately 600 people. It discharges treated wastewater into local waterways, supporting the region's water quality.