26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Fairfield Co Tussing Road WRF serves approximately 14,608 residents in Pickerington, Ohio. The plant operates under the US Clean Water Act framework for municipal wastewater treatment.
Ottawa Co Danbury Township WWTP serves 55,000 people in Ottawa County, Ohio, USA. The plant discharges into the Lake Erie watershed, supporting regional water quality.
Madison WWTP and Sewer System serves 2,921 residents in Madison, Ohio. The plant operates under the US Clean Water Act, with a designed capacity of 1.00 million gallons per day.
McConnelsville WWTP and Sewer System serves the village of McConnelsville, Ohio, treating wastewater for a population of approximately 2,372. The plant discharges into the Muskingum River, a tributary of the Ohio River.
Lynchburg WWTP and Sewer System serves approximately 1,350 residents in Lynchburg, Ohio. The plant operates under the US Clean Water Act's NPDES permitting program.
Lucas Co Maumee River WWTP serves Maumee, Ohio, treating wastewater for approximately 82,649 people. The plant discharges into the Maumee River, a major tributary of Lake Erie.
Lowellville WWTP and Sewer System serves the village of Lowellville, Ohio, treating wastewater for approximately 1,281 residents. The plant discharges into the Mahoning River, a tributary of the Ohio River.
MSD Polk Run Drainage Basin serves approximately 26,400 people in Twightwee, Ohio, as part of the Metropolitan Sewer District of Greater Cincinnati. The plant discharges treated wastewater into local waterways within the Ohio River basin.
Louisville WWTP and Sewer System serves approximately 8,904 people in Louisville, Ohio. The plant discharges treated wastewater into the local watershed, supporting downstream water quality in the Ohio River basin.
Lorain Philip Q Maiorana WWTP serves 14,000 people in Lorain, Ohio, discharging treated wastewater into Lake Erie via the Black River. The plant operates under the US Clean Water Act NPDES permit program.
Lorain Black River WWTP serves 67,371 people in Lorain, Ohio, discharging treated wastewater into the Black River, a tributary of Lake Erie. The plant operates under the US Clean Water Act's NPDES permit program.
London WWTP and Sewer System serves approximately 12,250 people in Madison County, Ohio. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater.
Logan WWTP and Sewer System serves approximately 7,415 residents in Logan, Ohio. The plant operates under the US Clean Water Act framework, discharging treated wastewater to local waterways.
Lodi WWTP and Sewer System serves approximately 3,061 residents in Lodi, Ohio. The plant discharges treated wastewater into local waterways within the Lake Erie basin.
Lima WWTP and Sewer System serves approximately 47,839 people in Lima, Ohio. The plant discharges treated wastewater into local waterways, supporting the region's water quality.
Licking Co Buckeye Lake SD 1 serves approximately 7,649 residents in Buckeye Lake, Ohio. The plant operates under the US Clean Water Act, managing wastewater for this lakeside community.
Lexington WWTP and Sewer System serves approximately 4,165 residents in Lexington, Ohio. The plant discharges treated wastewater into local waterways, supporting public health and environmental protection.
Leipsic WWTP and Sewer System serves the village of Leipsic, Ohio, treating wastewater from a population of approximately 2,378. The plant discharges treated effluent into local waterways within the Maumee River basin, ultimately reaching Lake Erie.
Leetonia WWTP and Sewer System serves approximately 1,978 residents in Leetonia, Ohio. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
Lebanon Regional WWTP and Sewers serves South Lebanon, Ohio, treating wastewater for approximately 22,492 residents. The plant operates under the US Clean Water Act framework with NPDES permitting.