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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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390 inventory records · HydroWASTE v1.0 / United States

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

390 results

CompareNameNative sizeYear
BIRCH RUN STPHW:309846,472 population served2012
MILFORD WWTPHW:309636,272 population served2012
PLAINWELL STPHW:311126,197 population served2012
ROLLIN WOODSTOCK STPHW:310986,123 population served2012
MASON WWTPHW:308386,118 population served2012
HASTINGS STPHW:311176,109 population served2012
WEST IRON CO SEWER AUTH STPHW:311616,065 population served2012
WEST BRANCH WWTPHW:308565,880 population served2012
BELDING STPHW:308895,877 population served2012
DENTON TWP WWTFHW:308505,817 population served2012
MACKINAW CITY WWTPHW:310825,811 population served2012
ST CLAIR STPHW:309275,802 population served2012
SPARTA WASTEWATER TRMTHW:308985,556 population served2012
ARMADA WWTPHW:309545,463 population served2012
ZEELAND STPHW:309065,417 population served2012
FRANKENMUTH STPHW:309945,193 population served2012
HARTFORD STPHW:310505,170 population served2012
GLADSTONE STPHW:310205,103 population served2012
ALLEGAN STPHW:311045,091 population served2012
CHELSEA STPHW:309785,001 population served2012
ROMEO VILLAGE STPHW:309554,911 population served2012
RICHMOND WWTPHW:309594,897 population served2012
CHEBOYGAN WWTPHW:311164,876 population served2012
MILAN WWTPHW:309724,775 population served2012
BUCHANAN STPHW:310434,681 population served2012
L ANSE WWTPHW:311364,580 population served2012
NEGAUNEE STPHW:311224,576 population served2012
NORWAY WASTEWATER PLANTHW:311114,510 population served2012
PETERSBURG WWTPHW:311974,464 population served2012
SOUTH HAVEN STPHW:310544,403 population served2012
MARINE CITY STPHW:311104,300 population served2012
FREMONT STPHW:308794,224 population served2012
ROSCOMMON TWP WWTFHW:308514,199 population served2012
CLARE WWTPHW:311064,192 population served2012
GRAND VALLEY COLLEGE STPHW:309024,181 population served2012
EATON RAPIDS WWTPHW:308254,178 population served2012
LOWELL STPHW:308974,013 population served2012
OTSEGO STPHW:311673,934 population served2012
COOPERSVILLE STPHW:309013,910 population served2012
IMLAY CITY STPHW:309173,821 population served2012
PETOSKEY WWTPHW:311233,816 population served2012
WILLIAMSTON WTPHW:308403,803 population served2012
ESSEXVILLE STPHW:309963,766 population served2012
DURAND WWTFHW:308423,712 population served2012
GAYLORD SEWAGE LAGOONSHW:311073,681 population served2012
ALMONT WWTPHW:309133,675 population served2012
EAST CHINA REG CSHW:309303,630 population served2012
GRATTAN STPHW:308963,551 population served2012
MANISTIQUE WWTPHW:311093,535 population served2012
COLON LAGOONHW:310643,513 population served2012
BOYNE CITY STPHW:311053,503 population served2012
DUNDEE STPHW:309813,499 population served2012
Hamburg Twp WWTPHW:309333,444 population served2012
PORTLAND WWTPHW:311133,420 population served2012
BLISSFIELD STPHW:310243,223 population served2012
SAUGATUCK WWTPHW:311263,167 population served2012
BAD AXE WWTPHW:308643,116 population served2012
CEDAR SPRINGS STPHW:311843,112 population served2012
CARLETON LAGOONHW:309803,103 population served2012
CRYSTAL STPHW:308803,092 population served2012
MUNISING STPHW:311283,083 population served2012
SUTTONS BAY STPHW:310873,047 population served2012
ITHACA WWSLHW:311083,031 population served2012
GLADWIN TREATMENT PLANTHW:311013,001 population served2012
FOWLERVILLE WWSLHW:310972,972 population served2012
ROGERS CITY STPHW:310732,915 population served2012
VASSAR STPHW:309452,823 population served2012
EAST TAWAS WWTPHW:308542,760 population served2012
ELK RAPIDS STPHW:310912,744 population served2012
MIDDLEVILLE LAGOONHW:310552,721 population served2012
ST IGNACE STPHW:311512,678 population served2012
NORTH HOUGHTON CO WandSA CSOHW:311402,677 population served2012
BILLINGS TWP SEW SYSHW:312062,653 population served2012
CASS CITY STPHW:309382,643 population served2012
LAKEWOOD WASTEWATER AUTHHW:308862,587 population served2012
NEWBERRY STPHW:311532,553 population served2012
EAST JORDAN STPHW:311732,507 population served2012
HUDSON STPHW:310262,499 population served2012
CROSWELL STPHW:309482,497 population served2012
MARKEY TWP WWTFHW:308492,424 population served2012
BRONSON WWTFHW:311002,421 population served2012
REED CITY STPHW:310302,379 population served2012
FULTON TWP WWSLHW:308632,353 population served2012
MORENCI SEWAGE SYSTEMHW:311022,342 population served2012
HOMER STPHW:310602,341 population served2012
DEXTER STPHW:309772,338 population served2012
JONESVILLE STPHW:311252,337 population served2012
CASEVILLE WWTPHW:308652,219 population served2012
BANGOR LAGOONHW:310462,211 population served2012
KALKASKA STPHW:310702,189 population served2012
BESSEMER STPHW:311312,148 population served2012
PINCKNEY STPHW:309352,141 population served2012
CAPAC STPHW:309252,138 population served2012
HARRISON WWTFHW:308602,108 population served2012
BARAGA STPHW:311352,100 population served2012
BETSIE LAKE UNTILIES AUTHHW:311702,081 population served2012
ST CHARLES STPHW:309922,075 population served2012
CHARLEVOIX STPHW:311722,057 population served2012
WAYLAND STPHW:311692,043 population served2012
MARLETTE STPHW:309502,014 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.