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

Wastewater treatment plants in United States · Wisconsin

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593 inventory records · HydroWASTE v1.0 / United States

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

593 results

CompareNameNative sizeYear
SLINGER STPHW:394504,915 population served2012
EVANSVILLE WWTPHW:392114,900 population served2012
ARCADIA WWTPHW:390774,883 population served2012
MAUSTON STPHW:393194,783 population served2012
DODGEVILLE STPHW:391884,716 population served2012
Northern Moraine Utility Com WWTPHW:396444,694 population served2012
COLUMBUS WWTPHW:391684,684 population served2012
CLINTONVILLE WWTPHW:391594,641 population served2012
Cambridge Oakland WW CommissionHW:396424,609 population served2012
SISTER BAY WWTPHW:394484,543 population served2012
SAUKVILLE STPHW:394364,459 population served2012
MEDFORD WWTPHW:393214,421 population served2012
SILVER LAKE SD STPHW:390574,361 population served2012
PRESCOTT WWTPHW:394064,255 population served2012
CHETEK STPHW:391524,217 population served2012
MOSINEE WWTPHW:393424,189 population served2012
SEYMOUR WWTPHW:394394,014 population served2012
KEWASKUM WWTPHW:392803,956 population served2012
CHILTON STPHW:391533,881 population served2012
LANCASTER STPHW:392933,868 population served2012
MARSHALL STPHW:393153,864 population served2012
PESHTIGO WWTPHW:393843,849 population served2012
KIEL STPHW:392823,812 population served2012
Dane Iowa WWTFHW:393773,802 population served2012
WHITEHALL WWTPHW:395143,793 population served2012
TOMAHAWK WWTPHW:394803,778 population served2012
OMRO STPHW:393663,745 population served2012
HORICON WWTPHW:392603,729 population served2012
WATERLOO WWTPHW:395703,640 population served2012
OSCEOLA WWTPHW:393723,621 population served2012
STANLEY WWTPHW:394593,620 population served2012
WINNECONNE WWTPHW:395223,556 population served2012
BALDWIN STPHW:390903,555 population served2012
EAGLE RIVER STPHW:391933,540 population served2012
BLOOMER STPHW:391123,499 population served2012
HAYWARD WWTPHW:392473,451 population served2012
EPHRAIM STPHW:391513,417 population served2012
LADYSMITH WWTPHW:392863,414 population served2012
BOSCOBEL STPHW:391203,391 population served2012
ALGOMA WWTPHW:390673,362 population served2012
CROSS PLAINS STPHW:391743,341 population served2012
PARK FALLS WWTPHW:393813,335 population served2012
NEW HOLSTEIN WWTPHW:393543,322 population served2012
PADDOCK LAKE STPHW:393783,292 population served2012
SPRING GREEN WWTPHW:394573,263 population served2012
BRODHEAD STPHW:391263,215 population served2012
LAKELAND SD 1 STP OneidaHW:395983,200 population served2012
HOWARDS GROVE STPHW:393303,190 population served2012
SPOONER WWTPHW:394563,181 population served2012
LODI WWTPHW:392983,067 population served2012
ELLSWORTH WWTPHW:392043,066 population served2012
NEKOOSA WWTPHW:393493,005 population served2012
BRILLION STPHW:391253,000 population served2012
MADELINE SD STPHW:395623,000 population served2012
CUMBERLAND WWTPHW:391762,961 population served2012
KEWAUNEE WWTPHW:392812,952 population served2012
OCONTO FALLS STPHW:393652,921 population served2012
EAGLE LAKE UD 1 STPHW:394882,920 population served2012
AMERY STPHW:390722,891 population served2012
OOSTBURG STPHW:393692,889 population served2012
GREENWOOD STPHW:392402,841 population served2012
FOX LAKE WWCC STPHW:396272,834 population served2012
SHERWOOD STPHW:394442,741 population served2012
HORTONVILLE STPHW:392612,728 population served2012
MONDOVI WWTPHW:393362,714 population served2012
PELL LAKE SD 1 STPHW:392892,675 population served2012
ADAMS WWTPHW:390592,672 population served2012
JUNEAU WWTPHW:392742,652 population served2012
NEILLSVILLE STPHW:393482,652 population served2012
MINERAL POINT STPHW:393342,636 population served2012
LOMIRA WWTPHW:393002,627 population served2012
POYNETTE WWTPHW:394012,528 population served2012
SILVER LAKE WWTPHW:394472,511 population served2012
PALMYRA WWTPHW:393792,506 population served2012
DARLINGTON WWTPHW:391792,442 population served2012
FENNIMORE STPHW:392172,432 population served2012
OSSEO WWTPHW:393742,361 population served2012
WARRENS WWTPHW:395922,342 population served2012
NEW LISBON STPHW:393552,335 population served2012
Lyons SD 2 WWTPHW:396132,335 population served2012
CLINTON STPHW:391582,322 population served2012
GENOA CITY WWTPHW:392312,304 population served2012
DOUSMAN WWTPHW:391902,302 population served2012
WRIGHTSTOWN STPHW:395282,286 population served2012
SOMERSET STPHW:394512,250 population served2012
BELGIUM WWTPHW:391002,249 population served2012
WESTBY WWTPHW:395072,245 population served2012
CUBA CITY STPHW:391752,215 population served2012
MARKESAN WWTPHW:393142,191 population served2012
NEW GLARUS STPHW:393532,174 population served2012
WEYAUWEGA STPHW:395102,158 population served2012
HUSTISFORD WWTPHW:392642,156 population served2012
REDGRANITE STPHW:394132,153 population served2012
GREEN LAKE SD 1 STPHW:395792,137 population served2012
WASHBURN WWTPHW:394962,129 population served2012
ST CROIX FALLS STPHW:394352,122 population served2012
PARDEEVILLE WWTPHW:393802,098 population served2012
BELLEVILLE STPHW:391012,095 population served2012
RANDOM LAKE STPHW:394112,086 population served2012
FREDONIA WWTPHW:392262,081 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.