14,814 plants indexed. Showing 13,652 matching current filters.
Orchard Lagoon is a secondary wastewater treatment plant in Orchard, Iowa, serving a small population of 93. It discharges 37.85 million gallons per year and operates under the US Clean Water Act.
ONSLOW WWTP is a secondary treatment plant in Jones County, Iowa, serving 216 people. It discharges 75.71 units of treated wastewater daily, with a designed capacity of 113.56 units.
Onawa WWTP is a secondary treatment facility serving approximately 3,000 residents in Onawa, Iowa. It discharges treated wastewater into the local watershed, contributing to the Missouri River basin.
OLIN WWTP is a secondary treatment plant serving 663 people in Olin, Iowa, USA. It discharges treated wastewater into local waterways, with a designed capacity of 340.69 cubic meters per day.
Odebolt WWTP is a secondary treatment plant serving about 1,013 people in Odebolt, Iowa. It discharges 567.81 units of treated wastewater and has a designed capacity of 1,173.47 units.
OCHEYEDAN WWTP is a secondary treatment plant serving 539 people in Osceola County, Iowa. It discharges 151.42 megaliters annually and operates under US EPA NPDES regulations.
Oakville Lagoon is a secondary wastewater treatment plant in Louisa County, Iowa, serving a small population of 439. It discharges treated effluent into local waterways, supporting regional water quality.
OAKLAND WW STAB LAGOON is a secondary treatment plant serving Oakland, Iowa. It discharges treated wastewater into local waterways, supporting the region's water quality.
Norway WWTP is a secondary treatment plant in Benton County, Iowa, serving 583 people. It discharges treated wastewater into local waterways, supporting the region's water quality.
Diamond Jo Worth is an advanced wastewater treatment plant in Worth County, Iowa, serving a population of 337. It discharges 83.28 megaliters annually and has a designed capacity of 189.27 megaliters.
North English WWTP is a secondary treatment plant in Iowa County, Iowa, serving approximately 994 people. It discharges treated wastewater into local waterways, operating under U.S. EPA and state regulations.
NODAWAY WWTP is a secondary treatment plant serving 153 people in Nodaway, Iowa. It discharges 75.71 units of treated wastewater daily, operating under U.S. Clean Water Act regulations.
NICHOLS STL is a secondary wastewater treatment plant serving Nichols, Iowa, USA. It treats wastewater for approximately 366 residents with a discharge volume of 113.56 units and a designed capacity of 189.27 units.
NEW VIRGINIA WWTP is a secondary treatment plant in Warren County, Iowa, serving 433 people. It discharges 688.95 units of treated wastewater, with a designed capacity of 688.94 units.
New Vienna WWTP is a secondary treatment facility serving 400 people in New Vienna, Iowa. It discharges 45.43 megaliters of treated wastewater annually, with a designed capacity of 317.97 megaliters.
New Providence Septics is a secondary wastewater treatment plant serving 227 people in New Providence, Iowa. It discharges treated effluent into local waterways under US EPA and Iowa DNR regulations.
NEW MARKET WWTP is a secondary treatment facility serving 456 people in Taylor County, Iowa. It discharges 227.13 megaliters of treated wastewater annually, operating under U.S. Clean Water Act regulations.
New London WWTP is an advanced treatment facility serving 1,937 people in New London, Iowa. It discharges 908.50 thousand gallons per day and has a designed capacity of 3,558.28 thousand gallons per day.
New Liberty Septic Tanks is a secondary treatment plant serving 139 people in New Liberty, Iowa. It discharges treated wastewater into local waterways, supporting the region's water quality.
NEW HARTFORD STL is an advanced wastewater treatment plant in Butler County, Iowa, serving 683 people. It discharges 264.98 units of treated water daily, with a designed capacity of 325.54 units.
UtilityRadar indexes 14814 wastewater treatment plants in United States, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, ONAWA WWTP has the highest designed capacity at 8,964 m3/day.