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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
Mercer Co West Jefferson WWTPHW:35535500 population served2012
Clarksville WWTP and Sewer SystemHW:34877497 population served2012
Laura WWTP and Sewer SystemHW:35210487 population served2012
Mount Blanchard WWTP and SewersHW:34930484 population served2012
Portage Co Fairlane Estates WWTPHW:35366484 population served2012
Geauga Co Aquilla WWTPHW:34879480 population served2012
Clermont Co Indian Lookout WWTPHW:35046480 population served2012
Russellville WWTP and Sewer SystemHW:34748478 population served2012
Jeromesville WWTP and Sewer SystemHW:34922478 population served2012
Beaverdam WWTP and Sewer SystemHW:34982472 population served2012
Fort Jennings WWTP and Sewer SystemHW:35107472 population served2012
South Vienna WWTP and Sewer SystemHW:35420469 population served2012
Tuppers Plains Regional Sewer District WWTP and SewersHW:35444469 population served2012
Beaver WWTP and Collection SystemHW:34981464 population served2012
Fredericksburg WWTP and Sewer SystemHW:34832455 population served2012
Lafayette WWTP and Sewer SystemHW:35196455 population served2012
Senecaville WWTP and Sewer SystemHW:35407453 population served2012
Stark Co Molly Stark Hospital WWTPHW:35504453 population served2012
Shelby Co Arrowhead Hills WWTPHW:34862450 population served2012
Sugar Grove WWTP and Sewer SystemHW:35433448 population served2012
Clarington WWTP and Sewer SystemHW:35035444 population served2012
Holmesville WWTP and SewersHW:35528440 population served2012
Edison WWTP and Sewer SystemHW:34907437 population served2012
NWWSD Custar WWTP and SewersHW:34927436 population served2012
West Manchester WWTP and Sewer SystemHW:35497435 population served2012
Portage Co Rivermoor Estates WWTPHW:35362430 population served2012
Vinton WWTP and Sewer SystemHW:34753425 population served2012
Guernsey Co Coventry Estates 2HW:35159424 population served2012
Beallsville WWTP and Sewer SystemHW:34980423 population served2012
Geauga Co Burton Lakes WWTPHW:35137416 population served2012
Bowerston WWTP and Sewer SystemHW:35016414 population served2012
Hartford WWTP and SewersHW:34800412 population served2012
Grover Hill WWTP and Sewer SystemHW:35156412 population served2012
Wharton WWTP and SewersHW:35506409 population served2012
Rutland WWTP and Sewer SystemHW:34746401 population served2012
Rushville WWTP and Sewer SystemHW:35386400 population served2012
Bailey Lakes WWTP and Sewer SystemHW:34924397 population served2012
Williams Co Norlick Place WWTPHW:34899390 population served2012
Trumbull Co Mecca 1 WWTPHW:35456386 population served2012
Pitsburg WWTP and SewersHW:34866385 population served2012
Savannah WWTP and Sewer SystemHW:34926372 population served2012
Vanlue WWTP and Sewer SystemHW:34929371 population served2012
Ney WWTP and SewersHW:34952364 population served2012
Chickasaw WWTP and SewersHW:34973364 population served2012
Higginsport WWTP and Sewer SystemHW:35175364 population served2012
Scioto Co Purtee Acres WWTPHW:35402360 population served2012
Geauga Co Russell Park WWTPHW:35126353 population served2012
Holmes Co Walnut Creek WWTP and SewersHW:34740350 population served2012
Uniopolis WWTP and Sewer SystemHW:34881350 population served2012
Hayesville WWTP and Sewer SystemHW:34923348 population served2012
Chesterville WWTP and Sewer SystemHW:34915340 population served2012
Portage Co Countryside Estates MHP WWTPHW:35364340 population served2012
Empire WWTP and Sewer SystemHW:35095334 population served2012
Catawba WWTP and Sewer SystemHW:35028322 population served2012
Troy Township Wastewater DistrictHW:35537316 population served2012
Allen Co Westminster WWTPHW:34799315 population served2012
Gallia Co Meadowlook WWTPHW:35121315 population served2012
Williamsburg On The River WWTPHW:35519310 population served2012
Guernsey Co Mental Health Center WWTPHW:35160308 population served2012
Galena WWTP and Sewer SystemHW:35119305 population served2012
Defiance Co Evansport WWTP and Sewer SystemHW:34945304 population served2012
Summit Co zelray Park WWTP 48HW:34857301 population served2012
Holmes Co October Hills WWTP and SewersHW:34742300 population served2012
Shelby Co Fair Haven WWTPHW:34864300 population served2012
Geauga Co Parkman WWTPHW:35141300 population served2012
Summit Co Frasure Park Estates 46HW:35442300 population served2012
Marengo WWTP and Sewer SystemHW:34735297 population served2012
Hoytville WWTP and Sewer SystemHW:34933296 population served2012
Hocking Co Haydenville WWTPHW:34956290 population served2012
North Ridgeville Westfield Allotment WWTPHW:35115288 population served2012
Malinta WWTP and SewersHW:35251285 population served2012
Fairfield Co Pleasant Lea WWTPHW:34808282 population served2012
Wayne Co Eastwood Subdivision WWTPHW:34839282 population served2012
Stark Co Skyland Hills MHP WWTPHW:35502282 population served2012
Wayne Co Hillcrest WWTPHW:34843280 population served2012
Geauga Co Wintergreen WWTPHW:35131280 population served2012
Perry Co Crown Wehrle Estates WWTPHW:35340280 population served2012
Stratton WWTP and Sewer SystemHW:35429277 population served2012
Mount Eaton WWTP and Sewer SystemHW:34830275 population served2012
Portage Co Western Reserve WWTPHW:35365260 population served2012
Stark Co Spring Valley Allotment WWTPHW:35503260 population served2012
Geauga Co Kimberly Estates WWTPHW:35132256 population served2012
Muskingum Co SD 57 AdamsvilleHW:35398256 population served2012
Washington Co Stacy Meadowcrest Subdivision WWTP and SewersHW:34759255 population served2012
Gallia Co Tara SubdivisionHW:34755250 population served2012
Franklin Co Taylor Estates WWTPHW:34791250 population served2012
Lake Erie Utilities Burgandy Bay WWTPHW:34807250 population served2012
South Salem WWTP and Sewer SystemHW:35290250 population served2012
Preble Co Sewer District 3 WWTPHW:35493250 population served2012
Ross Co Union Heights WWTP and SewersHW:34765246 population served2012
Moscow WWTP and Sewer SystemHW:35040240 population served2012
Helena WWTP and SewersHW:34942236 population served2012
Summit Co Melody Village WWTP 10HW:35435236 population served2012
Jenera WWTP and Sewer SystemHW:34972235 population served2012
Guernsey Co Coventry Estates 1HW:35158228 population served2012
Williams Co Lakeland Woods WWTPHW:34731224 population served2012
Holmes Co Mount Hope WWTP and SewersHW:34739220 population served2012
Trumbull Co Bazetta 1 WWTPHW:35459220 population served2012
Cecil WWTP and Sewer SystemHW:34966216 population served2012
Guernsey Co Beech Meadows WWTPHW:35157212 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.