14,814 plants indexed. Showing 14,620 matching current filters.
PATON WWTP is a secondary treatment plant serving Paton, Iowa. It treats wastewater for 255 residents with a discharge volume of 151.42 cubic meters per day.
PARNELL STL is a secondary wastewater treatment plant in Parnell, Iowa, serving a population of 209. It discharges 113.56 units of treated effluent and operates under U.S. EPA and state regulations.
Parkersburg STL is an advanced wastewater treatment plant serving 1,870 people in Parkersburg, Iowa. It discharges 757.08 m³/day and has a designed capacity of 1,851.06 m³/day.
PANAMA STL is a secondary wastewater treatment plant in Panama, Iowa, serving 212 people. It discharges 75.71 units of treated effluent and operates under U.S. EPA Clean Water Act regulations.
PALO WWTP is a secondary treatment plant in Linn County, Iowa, serving 899 people. It discharges treated wastewater into local waterways, supporting the region's water quality management.
Packwood WWTP is a secondary treatment plant serving 208 people in Packwood, Iowa. It discharges 75.71 megaliters of treated wastewater annually, with a design capacity of 113.56 megaliters.
OYENS LAGOON is a secondary wastewater treatment plant in Plymouth County, Iowa, serving 113 people. It discharges 37.85 million gallons per year and operates under U.S. EPA NPDES regulations.
Oxford Jct WWTP is a secondary treatment plant serving Oxford Mills, Iowa. It treats 227.13 thousand cubic meters per year with a designed capacity of 249.84 thousand cubic meters per year.
Oxford WWTP is a secondary treatment facility serving 668 residents in Oxford, Iowa. It discharges 189.27 megaliters of treated wastewater annually, with a designed capacity of 340.69 megaliters.
OTO LAGOON is a secondary wastewater treatment plant in Woodbury County, Iowa, serving approximately 110 people. It discharges 75.71 units of treated effluent daily.
OTHO STL is a secondary wastewater treatment plant serving Otho, Iowa, with a capacity of 227.12 m³/day. It treats municipal wastewater for a population of 529.
ORIENT LAGOON is a secondary wastewater treatment plant serving Orient, Iowa, USA. It treats wastewater for approximately 402 residents with a designed capacity of 162.77 units.
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.
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.