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World wastewater treatment plant observatory · data as reported by each inventory

Wastewater treatment plants in United States · Ohio

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817 inventory records · HydroWASTE v1.0 / United States

Data years: 2012. The inventory date does not establish current operation.

817 results

CompareNameNative sizeYear
Sabina WWTP and Sewer SystemHW:353872,780 population served2012
Syracuse Racine WSD WWTP and SewersHW:354462,750 population served2012
Columbiana Co Beaver Local WWTPHW:348162,745 population served2012
Franklin Co Darbydale Area WWTP and SewersHW:350682,720 population served2012
Cridersville WWTP and Sewer SystemHW:350662,700 population served2012
Erie Co Mittiwanga Ruggles Beach WWTPHW:350972,700 population served2012
New London WWTP and Sewer SystemHW:349372,696 population served2012
Middlefield WWTP and Sewer SystemHW:352732,694 population served2012
Clermont Co Miami Trails WWTPHW:350472,653 population served2012
Strasburg WWTP and Sewer SystemHW:354282,650 population served2012
Versailles WWTP and Sewer SystemHW:348682,589 population served2012
Covington WWTP and Sewer SystemHW:350642,559 population served2012
West Lafayette WWTP and Sewer SystemHW:354962,557 population served2012
Fayetteville Perry Twp RSD WWTPHW:347282,520 population served2012
Gibsonburg WWTP and Sewer SystemHW:351442,506 population served2012
Andover WWTP and SewersHW:347232,500 population served2012
Middleport WWTP and Collection SystemHW:347472,500 population served2012
Highland Co Rocky Fork Lake WWTPHW:347682,500 population served2012
Mahoning Co New Middletown WWTPHW:353092,500 population served2012
Summit Co Aurora Shores WWTP 29HW:354382,500 population served2012
Ashtabula Co Coffee Creek WWTPHW:348472,485 population served2012
Williamsburg WWTP and Sewer SystemHW:355082,470 population served2012
Burton WWTP and Sewer SystemHW:350072,450 population served2012
Brilliant Water and Sewer DistrictHW:350032,438 population served2012
Fredericktown WWTP and Sewer SystemHW:351122,428 population served2012
Dillonvale_Mount Pleasant WWSD WWTP and SewersHW:350752,427 population served2012
Bradford WWTP and Sewer SystemHW:349982,417 population served2012
Gambier WWTP and Sewer SystemHW:349572,391 population served2012
Woodsfield WWTP and Sewer SystemHW:355202,380 population served2012
Leipsic WWTP and Sewer SystemHW:352152,378 population served2012
McConnelsville WWTP and Sewer SystemHW:352442,372 population served2012
Brewster WWTP and Sewer SystemHW:350022,324 population served2012
Camden WWTP and Sewer SystemHW:350182,302 population served2012
Cardington WWTP and Sewer SystemHW:349122,287 population served2012
Garrettsville WWTP and Sewer SystemHW:351232,262 population served2012
Ashtabula Co Holiday Camplands WWTPHW:348482,252 population served2012
Spencerville WWTP and Sewer SystemHW:354222,235 population served2012
Hartville WWTP and Sewer SystemHW:351702,232 population served2012
Sugarcreek WWTP and SewersHW:347502,220 population served2012
Columbus Grove WWTP and Sewer SystemHW:350582,200 population served2012
New Richmond WWTP and Sewer SystemHW:353122,200 population served2012
Creston WWTP and Sewer SystemHW:348342,161 population served2012
Seville WWTP and Sewer SystemHW:354082,160 population served2012
Richwood WWTP and Sewer SystemHW:348042,156 population served2012
Glendale WWTP and Sewer SystemHW:351462,155 population served2012
North Lewisburg WWTP and Sewer SystemHW:353182,150 population served2012
Rio Grande WWTP and SewersHW:353812,149 population served2012
Utica WWTP and Sewer SystemHW:347892,130 population served2012
Edgerton WWTP and Sewer SystemHW:350892,117 population served2012
Portsmouth Sciotoville WWTP and Sewer SystemHW:353702,106 population served2012
Geauga Co Opalacka WWTPHW:351252,100 population served2012
Mahoning Co Craig Beach WWTPHW:352492,100 population served2012
Arcanum WWTP and SewersHW:348822,076 population served2012
Attica WWTP and SewersHW:349402,074 population served2012
Coal Grove WWTP and Sewer SystemHW:350542,047 population served2012
Manchester WWTP and Sewer SystemHW:352532,043 population served2012
Tuscarawas WWTP and Sewer SystemHW:347442,001 population served2012
Union City WWTP and Sewer SystemHW:348692,000 population served2012
Quincy_DeGraff WWTP and Sewer SystemHW:348721,998 population served2012
Leetonia WWTP and Sewer SystemHW:352141,978 population served2012
Woodville WWTP and Sewer SystemHW:349441,977 population served2012
Pomeroy WWTP and Sewer SystemHW:353551,966 population served2012
Lorain Co Eaton Homes WWTPHW:352291,928 population served2012
Piketon WWTP and Collection SystemHW:353491,907 population served2012
McArthur WWTP and Sewer SystemHW:347721,888 population served2012
Mount Sterling WWTP and Sewer SystemHW:352881,865 population served2012
Plymouth WWTP and Sewer SystemHW:353541,852 population served2012
South Charleston WWTP and SewersHW:354181,850 population served2012
Deshler WWTP and Sewer SystemHW:349611,831 population served2012
LaGrange WWTP and Sewer SystemHW:351971,815 population served2012
West Liberty WWTP and Sewer SystemHW:348731,813 population served2012
Defiance Co Auglaize River Lagoon WWTPHW:349461,800 population served2012
Mechanicsburg WWTP and Sewer SystemHW:352641,800 population served2012
Lewisburg WWTP and Sewer SystemHW:352161,798 population served2012
West Unity WWTP and Sewer SystemHW:349041,790 population served2012
Clermont Co Felicity WWTPHW:350411,787 population served2012
Bellville WWTP and Sewer SystemHW:349871,773 population served2012
Jackson Center WWTP and Sewer SystemHW:348601,769 population served2012
Tiltonsville WWTP and Sewer SystemHW:354491,763 population served2012
South Bloomfield WWTP and SewersHW:354171,754 population served2012
Portage Co Twin Lakes WWTPHW:353611,745 population served2012
Ripley WWTP and Sewer SystemHW:353821,745 population served2012
Powhatan Point WWTP and SewersHW:353711,744 population served2012
Antwerp WWTP and SewersHW:349711,740 population served2012
Peebles WWTP and Sewer SystemHW:353381,739 population served2012
Waynoka Regional WWTP and SewersHW:352631,700 population served2012
Oak Hill WWTP and Sewer SystemHW:353241,685 population served2012
Greenwich WWTP and Sewer SystemHW:349361,676 population served2012
NWWSD Weston WWTP and Sewer SystemHW:355171,659 population served2012
Knox Co Little Jelloway Creek WWTPHW:350801,650 population served2012
McComb WWTP and Sewer SystemHW:352431,648 population served2012
Fayette WWTP and Sewer SystemHW:351041,628 population served2012
New Paris WWTP and Sewer SystemHW:353101,620 population served2012
Batavia WWTP and Sewer SystemHW:349781,617 population served2012
Stryker WWTP and Sewer SystemHW:349051,595 population served2012
Southern Ohio Correctional FacilityHW:354041,588 population served2012
Shreve WWTP and Sewer SystemHW:348361,582 population served2012
Anna WWTP and SewersHW:348591,567 population served2012
Beach City WWTP and Sewer SystemHW:349791,555 population served2012
Jeffersonville WWTP and Sewer SystemHW:351881,550 population served2012

Regulatory context

General reference. This is not an exhaustive review of applicable law.

United States: Clean Water Act / NPDES

NPDES regulates pollutant discharges from point sources to waters of the United States. The permit sets limits and monitoring conditions. A CWNS code identifies an inventory record, not an NPDES permit.

  • Permit identifier and permitting authority: EPA or an authorized state.
  • Outfall and receiving water; sewer connections follow a different control route.
  • Current permit conditions, limits and dated measurements; these are not included in CWNS.

References reviewed: 2026-11-06. Individual applicability: undetermined. This profile does not establish authorization or compliance.