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

Wastewater treatment plants in United States · Michigan

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394 inventory records · EPA Clean Watersheds Needs Survey 2022

Data years: 2022. The inventory date does not establish current operation.

394 results

CompareNameNative sizeYear
BANGOR LAGOONBangor0.32 MGD (million gallons per day)2022
JONESVILLE STPJonesville0.32 MGD (million gallons per day)2022
THREE OAKS LAGOONThree Oaks0.317 MGD (million gallons per day)2022
OVID WWTPOvid0.31 MGD (million gallons per day)2022
MORENCI SEWAGE SYSTEMMorenci0.31 MGD (million gallons per day)2022
PERRY WWTPPerry0.3 MGD (million gallons per day)2022
ROSCOMMON WWTFRoscommon0.3 MGD (million gallons per day)2022
STANDISH WWSLStandish0.3 MGD (million gallons per day)2022
SEBEWAING WWSLSebewaing0.3 MGD (million gallons per day)2022
NORTH HOUGHTON CO W&SA CSOCalumet0.3 MGD (million gallons per day)2022
CRYSTAL FALLS STPCrystal Falls0.3 MGD (million gallons per day)2022
WAYLAND STPWayland0.3 MGD (million gallons per day)2022
HOMER STPHomer0.29 MGD (million gallons per day)2022
CASEVILLE WWTPCaseville0.28 MGD (million gallons per day)2022
BELLEVUE WTPBellevue0.27 MGD (million gallons per day)2022
CARSON CITY STPCarson City0.27 MGD (million gallons per day)2022
CLARKSVILLE-MORRISON LAKESaranac0.27 MGD (million gallons per day)2022
PINCKNEY STPPinckney0.27 MGD (million gallons per day)2022
OLIVET WWTPOlivet0.25 MGD (million gallons per day)2022
WEBBERVILLE LAGOONWebberville0.25 MGD (million gallons per day)2022
MUIR-LYONS STPMuir0.25 MGD (million gallons per day)2022
MOLINE WWTFMoline0.25 MGD (million gallons per day)2022
YALE STPYale0.25 MGD (million gallons per day)2022
ST CHARLES STPSaint Charles0.24 MGD (million gallons per day)2022
QUINCY LAGOONQuincy0.24 MGD (million gallons per day)2022
COLON LAGOONColon0.24 MGD (million gallons per day)2022
CAPAC STPCapac0.23 MGD (million gallons per day)2022
PORT AUSTIN WWTPPort Austin0.225 MGD (million gallons per day)2022
HARRISON WWTFHarrison0.22 MGD (million gallons per day)2022
MIDDLEVILLE LAGOONMiddleville0.22 MGD (million gallons per day)2022
BELLAIRE STPBellaire0.214 MGD (million gallons per day)2022
STANTON WWTPCrystal0.205 MGD (million gallons per day)2022
POTTERVILLE WWTPPotterville0.2 MGD (million gallons per day)2022
LAINGSBURG LAGOONLaingsburg0.2 MGD (million gallons per day)2022
FULTON TWP WWSLPerrinton0.2 MGD (million gallons per day)2022
SHEPHERD WWSLShepherd0.2 MGD (million gallons per day)2022
NEWAYGO STPNewaygo0.2 MGD (million gallons per day)2022
EDMORE STPEdmore0.2 MGD (million gallons per day)2022
HOWARD CITY STPHoward City0.2 MGD (million gallons per day)2022
LAKEWOOD WASTEWATER AUTH.Lake Odessa0.2 MGD (million gallons per day)2022
BROWN CITY STPBrown City0.2 MGD (million gallons per day)2022
BLOOMINGDALE STPBloomingdale0.2 MGD (million gallons per day)2022
LAWTON STPLawton0.2 MGD (million gallons per day)2022
NASHVILLE STPNashville0.2 MGD (million gallons per day)2022
KALKASKA STPKalkaska0.2 MGD (million gallons per day)2022
AU GRES WWSLAu Gres0.2 MGD (million gallons per day)2022
LEXINGTON STPLexington0.2 MGD (million gallons per day)2022
ONEKAMA STPBear Lake0.2 MGD (million gallons per day)2022
PETERSBURG WWTPPetersburg0.2 MGD (million gallons per day)2022
FAIRHAVEN TWPBay Port0.2 MGD (million gallons per day)2022
PARMA WWSLParma0.19 MGD (million gallons per day)2022
DECATUR LAGOONDecatur0.19 MGD (million gallons per day)2022
BRITTON-RIDGEWAY SEWERAGEBritton0.19 MGD (million gallons per day)2022
BRECKENRIDGE WWSLBreckenridge0.18 MGD (million gallons per day)2022
CRYSTAL STPCrystal0.18 MGD (million gallons per day)2022
GRATTAN STPGreenville0.18 MGD (million gallons per day)2022
LAWRENCE STPLawrence0.18 MGD (million gallons per day)2022
PITTSFORD TWP WWSLPittsford0.18 MGD (million gallons per day)2022
STOCKBRIDGE WWTPStockbridge0.175 MGD (million gallons per day)2022
HESPERIA STPHesperia0.17 MGD (million gallons per day)2022
KENT CITY STPKent City0.17 MGD (million gallons per day)2022
ROCKWOOD WWTP-CSRockwood0.17 MGD (million gallons per day)2022
CUMMING TWP ROSE CITY WWSRose City0.16 MGD (million gallons per day)2022
AKRON FAIRGROVE STPAkron0.16 MGD (million gallons per day)2022
MILLINGTON STPMillington0.16 MGD (million gallons per day)2022
FIFE LAKE STPFife Lake0.16 MGD (million gallons per day)2022
SHERIDAN WWTPSheridan0.16 MGD (million gallons per day)2022
IDA-RAISINVILLE WWSLIda0.16 MGD (million gallons per day)2022
COLEMAN WWSLColeman0.16 MGD (million gallons per day)2022
ELKTON WWSLElkton0.15 MGD (million gallons per day)2022
WRIGHT TWP STPPittsford0.15 MGD (million gallons per day)2022
MEMPHIS STPMemphis0.15 MGD (million gallons per day)2022
STEPHENSON WTPStephenson0.15 MGD (million gallons per day)2022
ONSTED STPOnsted0.15 MGD (million gallons per day)2022
SHELBY STPShelby0.15 MGD (million gallons per day)2022
UNION CITY STPUnion City0.15 MGD (million gallons per day)2022
SAGOLA-CHANNING STPChanning0.15 MGD (million gallons per day)2022
GREENLAND TWP STPMass City0.15 MGD (million gallons per day)2022
FOWLER WWTPFowler0.14 MGD (million gallons per day)2022
FARWELL WWTPFarwell0.14 MGD (million gallons per day)2022
REESE STPReese0.14 MGD (million gallons per day)2022
MERRILL STPMerrill0.14 MGD (million gallons per day)2022
REPUBLIC TWP STPRepublic0.14 MGD (million gallons per day)2022
GALIEN WWTPGalien0.14 MGD (million gallons per day)2022
BERGLAND TWP STPBergland0.14 MGD (million gallons per day)2022
FENNVILLE STPFennville0.14 MGD (million gallons per day)2022
DEERFIELD (ARGENTINE) WWTPDeerfield0.14 MGD (million gallons per day)2022
TEKONSHA LAGOONTekonsha0.133 MGD (million gallons per day)2022
ELSIE WWTPElsie0.13 MGD (million gallons per day)2022
DRYDEN WWTFDryden0.13 MGD (million gallons per day)2022
NORTH BRANCH WWTPNorth Branch0.13 MGD (million gallons per day)2022
MARION STPMarion0.13 MGD (million gallons per day)2022
CENTREVILLE LAGOONCentreville0.13 MGD (million gallons per day)2022
KINGSLEY STPKingsley0.13 MGD (million gallons per day)2022
ONAWAY STPOnaway0.13 MGD (million gallons per day)2022
PENTWATER STPPentwater0.13 MGD (million gallons per day)2022
PIGEON WWSLPigeon0.13 MGD (million gallons per day)2022
READING STPReading0.13 MGD (million gallons per day)2022
MANTON STPManton0.13 MGD (million gallons per day)2022
WESTPHALIA WWTLWestphalia0.12 MGD (million gallons per day)2022

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.