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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
Catawba Kennan Joint SC STPHW:39277315 population served2012
CAROLINE SD 1 STPHW:39531315 population served2012
DOWNSVILLE SD 1 STPHW:39573310 population served2012
HAWKINS WWTPHW:39246305 population served2012
LOGANVILLE STPHW:39299304 population served2012
PLYMOUTH SD 1 STPHW:39604303 population served2012
LA VALLE STPHW:39294301 population served2012
CLARK CO HEALTH CC STPHW:39051300 population served2012
PORT WING WWTPHW:39399300 population served2012
AURORA SD 1 WWTPHW:39574300 population served2012
CHILI WWTPHW:39631300 population served2012
FRIESLAND WWTPHW:39227297 population served2012
REWEY STPHW:39417291 population served2012
HOLLANDALE STPHW:39547290 population served2012
CHASEBURG STPHW:39150289 population served2012
BRULE SD STPHW:39536289 population served2012
HAUGEN STPHW:39245284 population served2012
KNIGHT TOWN OF STPHW:39607284 population served2012
KINGSTON WWTPHW:39283281 population served2012
CLOVER SD 1 STPHW:39250278 population served2012
ROzELLVILLE SD 1 STPHW:39589278 population served2012
MILLADORE STPHW:39329275 population served2012
NICHOLS WWTPHW:39359275 population served2012
Middle River H and R Facility STPHW:39640275 population served2012
POTTER STPHW:39253271 population served2012
FIFIELD SD 1 STPHW:39600268 population served2012
BELL SD 1 STPHW:39172262 population served2012
GRATIOT STPHW:39238259 population served2012
SHELDON WWTPHW:39442253 population served2012
Maple Grove Estates SD STPHW:39064250 population served2012
ROXBURY SD 1 STPHW:39546249 population served2012
BROWNTOWN STPHW:39132248 population served2012
CURTISS STPHW:39177247 population served2012
DEER PARK STPHW:39181241 population served2012
RUSSELL SD 1 STPHW:39585241 population served2012
BLENKER SHERRY SD WWTPHW:39620240 population served2012
GRAND VIEW SD 1 STPHW:39097235 population served2012
UNION CENTER WWTPHW:39486234 population served2012
FERRYVILLE WWTPHW:39219226 population served2012
CRYSTAL LAKE SD STP BarronHW:39167225 population served2012
BROKAW WWTPHW:39127224 population served2012
RADISSON STPHW:39409224 population served2012
STONE LAKE STPHW:39614221 population served2012
Orchard Manor Nursing Home STPHW:39632220 population served2012
MILAN SD STPHW:39591218 population served2012
ROCKDALE STPHW:39428214 population served2012
WRIGHTSTOWN SD 2 STPHW:39561214 population served2012
TONY STPHW:39481213 population served2012
KOSSUTH SD 2 STPHW:39586207 population served2012
CUSHING SD 1 STPHW:39055200 population served2012
CLARKS MILLS SD STPHW:39062200 population served2012
DODGE SD 1 STPHW:39078200 population served2012
Ho Chunk Blue Wing WWTPHW:39258200 population served2012
HUB ROCK SD 1 STPHW:39262200 population served2012
STITZER SD STPHW:39577200 population served2012
Bloomfield HCandR Center STPHW:39580200 population served2012
WILSON STPHW:39520195 population served2012
SCOTT SD 1 STPHW:39610195 population served2012
MOUNT HOPE STPHW:39187189 population served2012
Drummond SD 1 WWTPHW:39564189 population served2012
Lincoln Hills School WWTPHW:39118185 population served2012
Peninsula State Park WWTPHW:39117180 population served2012
STEPHENSVILLE SD 1 WWTPHW:39634180 population served2012
ROCKLAND SD 1 STPHW:39588178 population served2012
WESTBORO SD 1 STPHW:39612178 population served2012
EXELAND STPHW:39212175 population served2012
AMANI SD STPHW:39628174 population served2012
LIME RIDGE STPHW:39052170 population served2012
HUSTLER STPHW:39639170 population served2012
SAND CREEK SD 1 STPHW:39572168 population served2012
FENWOOD STPHW:39218162 population served2012
JAMESTOWN SD 2 STPHW:39061152 population served2012
LAKELAND SD 1 STP BarronHW:39629150 population served2012
Shawano Co Utilities WWTPHW:39053142 population served2012
WYEVILLE STPHW:39529141 population served2012
Saxon Sanitary District WWTPHW:39437135 population served2012
BOAZ STPHW:39119134 population served2012
Johnsonville Foods WWTPHW:39611129 population served2012
LUBLIN WWTPHW:39302119 population served2012
MAIDEN ROCK STPHW:39306119 population served2012
NORTH BEND SD 1 WWTPHW:39582114 population served2012
Emerald Glenwood SD STPHW:39636110 population served2012
HILL POINT SD STPHW:39254109 population served2012
CONRATH STPHW:39169107 population served2012
MAPLEWOOD SD 1 STPHW:39309101 population served2012
Bong Recreation Area WWTPHW:39116100 population served2012
Brighton Dale Co Park STPHW:39279100 population served2012
WAUMANDEE SD 1 STPHW:39499100 population served2012
JAMESTOWN SD 3 STPHW:3957895 population served2012
GLEN FLORA WWTPHW:3923493 population served2012
MASON STPHW:3931793 population served2012
RICHMOND SD St Croix Co STPHW:3918386 population served2012
FOREST SD 1 STPHW:3918280 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.