Michigan water providers

Find published drinking-water records, providers, and official agency resources for Michigan. Review sources, sample dates, and coverage.

Official drinking-water resources

• Michigan Department of Environment, Great Lakes, and Energy - Drinking Water and Environmental Health Division

The responsible agency may differ for tribal systems. Record availability and sample dates vary by provider.

Community systems appear first. Sort: Population served · A–Z

Public water systems

10,986 systems in the imported directory. Includes community systems, schools, workplaces, and other public systems.

• City of DetroitMI0001800 · CWS · Population served: 633,218
• Grand RapidsMI0002790 · CWS · Population served: 306,901
• KalamazooMI0003520 · CWS · Population served: 192,992
• Lansing Board of Water & LightMI0003760 · CWS · Population served: 166,000
• City of WarrenMI0006900 · CWS · Population served: 134,056
• City of Sterling HeightsMI0006385 · CWS · Population served: 127,000
• Ann ArborMI0000220 · CWS · Population served: 123,851
• DearbornMI0001730 · CWS · Population served: 109,976
• Clinton TownshipMI0001480 · CWS · Population served: 100,513
• Canton TownshipMI0001100 · CWS · Population served: 99,627
• LivoniaMI0003930 · CWS · Population served: 96,942
• Macomb TownshipMI0003990 · CWS · Population served: 90,000
• TroyMI0006690 · CWS · Population served: 85,854
• WestlandMI0007040 · CWS · Population served: 85,420
• City of FlintMI0002310 · CWS · Population served: 81,252
• Rochester HillsMI0000325 · CWS · Population served: 74,000
• Genesee County Water SystemMI0002615 · CWS · Population served: 73,726
• Waterford TownshipMI0006910 · CWS · Population served: 73,441
• WyomingMI0007220 · CWS · Population served: 72,125
• Shelby TownshipMI0006010 · CWS · Population served: 72,000
• SouthfieldMI0006160 · CWS · Population served: 71,739
• PontiacMI0005440 · CWS · Population served: 63,776
• TaylorMI0006545 · CWS · Population served: 63,409
• City of St. Clair ShoresMI0006280 · CWS · Population served: 59,715
• Dearborn HeightsMI0001740 · CWS · Population served: 57,774
• City of Royal OakMI0005830 · CWS · Population served: 57,236
• City of Farmington HillsMI0002240 · CWS · Population served: 56,984
• City of NoviMI0004870 · CWS · Population served: 56,780
• Ypsilanti Community Utility AuthorityMI0007260 · CWS · Population served: 53,988
• Holland Board of Public WorksMI0003190 · CWS · Population served: 49,687
• Redford TownshipMI0005640 · CWS · Population served: 49,504
• West Bloomfield TownshipMI0006975 · CWS · Population served: 49,479
• MonroeMI0004450 · CWS · Population served: 49,467
• City of RosevilleMI0005820 · CWS · Population served: 47,299
• PortageMI0005520 · CWS · Population served: 46,292
• City of SaginawMI0005850 · CWS · Population served: 44,058
• Battle Creek - Verona SystemMI0000450 · CWS · Population served: 43,975
• City of MidlandMI0004370 · CWS · Population served: 42,547
• Plainfield TownshipMI0005370 · CWS · Population served: 42,271
• Bloomfield TownshipMI0000790 · CWS · Population served: 41,691
• Chesterfield TownshipMI0001390 · CWS · Population served: 41,650
• Georgetown TownshipMI0002620 · CWS · Population served: 41,086
• Saginaw Charter TownshipMI0005860 · CWS · Population served: 40,840
• Lincoln ParkMI0003870 · CWS · Population served: 38,144
• Byron-Gaines Utility AuthorityMI0001023 · CWS · Population served: 37,464
• MuskegonMI0004570 · CWS · Population served: 37,213
• KentwoodMI0003620 · CWS · Population served: 36,072
• Monroe South CountyMI0004455 · CWS · Population served: 33,816
• Brownstown TownshipMI0000940 · CWS · Population served: 33,194
• JacksonMI0003470 · CWS · Population served: 33,165
• City of East LansingMI0001990 · CWS · Population served: 33,000
• Orion TownshipMI0005035 · CWS · Population served: 33,000
• City of EastpointeMI0001950 · CWS · Population served: 32,442
• City of Bay CityMI0000470 · CWS · Population served: 32,255
• Northville TownshipMI0004845 · CWS · Population served: 32,103
• SouthgateMI0006170 · CWS · Population served: 30,047
• Madison HeightsMI0004000 · CWS · Population served: 29,694
• Oak ParkMI0004880 · CWS · Population served: 29,654
• City of Port HuronMI0005480 · CWS · Population served: 28,983
• HamtramckMI0002970 · CWS · Population served: 28,433
• Allen ParkMI0000130 · CWS · Population served: 28,210
• Garden CityMI0002550 · CWS · Population served: 27,625
• Plymouth TownshipMI0005420 · CWS · Population served: 27,524
• Van Buren TownshipMI0006770 · CWS · Population served: 27,359
• Southwest Michigan Regional Sanitary SewMI0003726 · CWS · Population served: 26,780
• Holland Township ConsolidatedMI0003195 · CWS · Population served: 26,100
• WyandotteMI0007210 · CWS · Population served: 25,883
• Meridian TownshipMI0004260 · CWS · Population served: 25,600
• Summit TownshipMI0006450 · CWS · Population served: 25,355
• InksterMI0003360 · CWS · Population served: 25,076
• Pittsfield TownshipMI0005360 · CWS · Population served: 24,500
• Harrison TownshipMI0003040 · CWS · Population served: 24,314
• Norton ShoresMI0004850 · CWS · Population served: 23,994
• RomulusMI0005785 · CWS · Population served: 23,989
• AdrianMI0000040 · CWS · Population served: 23,663
• FerndaleMI0002280 · CWS · Population served: 22,105
• Charter Township of DeltaMI0001790 · CWS · Population served: 21,856
• Mount PleasantMI0004530 · CWS · Population served: 21,688
• Frenchtown TownshipMI0002500 · CWS · Population served: 21,609
• Auburn HillsMI0005450 · CWS · Population served: 21,412
• Blackman TownshipMI0000740 · CWS · Population served: 21,222
• City of BurtonMI0001010 · CWS · Population served: 21,000
• Charter Township of Grand BlancMI0002745 · CWS · Population served: 21,000
• MarquetteMI0004120 · CWS · Population served: 20,629
• BirminghamMI0000730 · CWS · Population served: 20,472
• Commerce TownshipMI0001573 · CWS · Population served: 19,811
• Allendale TownshipMI0000127 · CWS · Population served: 19,725
• TrentonMI0006650 · CWS · Population served: 18,544
• WayneMI0006950 · CWS · Population served: 17,713
• Mhog Sewer & Water AuthorityMI0004098 · CWS · Population served: 17,046
• Huron TwpMI0003320 · CWS · Population served: 16,944
• Hazel ParkMI0003100 · CWS · Population served: 16,400
• City of OwossoMI0005120 · CWS · Population served: 16,353
• City of Mount ClemensMI0004510 · CWS · Population served: 16,314
• Grosse Pointe WoodsMI0002920 · CWS · Population served: 16,135
• GrandvilleMI0002820 · CWS · Population served: 15,948
• Washington TownshipMI0006905 · CWS · Population served: 15,828
• Grand Haven TownshipMI0002760 · CWS · Population served: 15,051
• BerkleyMI0000630 · CWS · Population served: 14,970
• Sault Ste MarieMI0005950 · CWS · Population served: 14,689