881 water systems in Michigan have at least one health-based violation on record. The system with the most health-based violations is Deerfield in Deerfield with 35 health-based violations. Health-based violations mean a system exceeded an EPA maximum contaminant level or failed required treatment standards.
| Water System | City | Population | Health Violations | Total Violations |
|---|
| Deerfield |
Deerfield | 943 |
35 | 110 |
| Camp Inn Associates, LLC |
Farmington Hills | 1,500 |
29 | 73 |
| Westhaven Mobile Home Park, LLC |
Flint | 122 |
28 | 82 |
| Buttonwood Bay MHP |
Southfield | 2,000 |
23 | 36 |
| Nahma Township |
Nahma | 95 |
22 | 64 |
| Fenton Harbor Condominiums |
Grand Blanc | 40 |
21 | 43 |
| Riga Township |
Riga | 266 |
19 | 32 |
| Waters Edge Mh Community |
Adrian | 180 |
19 | 29 |
| Rose Hill Center |
Holly | 70 |
18 | 29 |
| Somerset Mobile Home Park |
Coldwater | 64 |
18 | 24 |
| Benton Harbor |
Benton Harbor | 9,103 |
16 | 254 |
| Northwoods Community |
Owosso | 238 |
15 | 15 |
| Meadowbrook Mh Community, LLC |
Farmington Hills | 463 |
14 | 68 |
| St. Louis Center |
Chelsea | 56 |
14 | 22 |
| Green Brook Estates |
Fowlerville | 40 |
12 | 64 |
| Addison |
Addison | 605 |
12 | 27 |
| Cadgewith Farms |
Milford | 344 |
12 | 20 |
| Hartland Commerce Center 1 |
Howell | 54 |
12 | 12 |
| Great Lakes Water Authority |
Detroit | 0 |
11 | 17 |
| Byron, Village of |
Byron | 581 |
10 | 14 |
| Sandhill Estates |
Attica | 75 |
10 | 14 |
| Casemer Tool & Machine |
Oxford | 70 |
10 | 12 |
| Hermansville Housing Comm. |
Hermansville | 36 |
9 | 133 |
| Shell Creek Park |
Southfield | 465 |
9 | 59 |
| Cozy Oaks MHP |
Freeland | 65 |
9 | 47 |
| Lincoln Pines |
Gowen | 390 |
9 | 36 |
| Michigan Community Services - Wolcott |
Davison | 70 |
9 | 34 |
| 3m's Realty-Thompson Road II |
Fenton | 325 |
9 | 24 |
| Territorial Professional Building |
Ann Arbor | 100 |
9 | 20 |
| Battle Creek - Verona System |
Battle Creek | 43,975 |
9 | 17 |
| Baraga |
Baraga | 2,182 |
9 | 17 |
| Shull Brothers Campground/ MHP |
Lapeer | 225 |
9 | 17 |
| City of Lapeer |
Lapeer | 9,023 |
8 | 74 |
| The Hop Childcare Center |
Muskegon | 60 |
8 | 8 |
| Daybreak Foods - Otsego |
Martin | 50 |
7 | 63 |
| Flint Elks #222 Country Club |
Grand Blanc | 100 |
7 | 44 |
| Burke Sunshine Park |
Grandville | 20 |
7 | 43 |
| Pigs-N-Pizza |
Leonidas | 50 |
7 | 21 |
| Thompsonville, Village of |
Thompsonville | 438 |
7 | 17 |
| Viron International, LLC |
Owosso | 25 |
7 | 13 |
| Pine Haven Estates Mhc |
Southfield | 125 |
7 | 12 |
| Youth Opportunity Evart Academy |
Evart | 51 |
7 | 10 |
| Delivery Concepts, Inc - Plant 4 |
Niles | 30 |
7 | 9 |
| City of Mount Clemens |
Mt Clemens | 16,314 |
6 | 66 |
| Richmond Township |
Palmer | 489 |
6 | 49 |
| Greenbrier Golf Club |
Mayville | 104 |
6 | 37 |
| Halfway Bar & Grill |
Cedar River | 25 |
6 | 33 |
| Barn Swallow Apartments |
Galesburg | 50 |
6 | 28 |
| Midland Co., Water Dist. No. 1 of |
Sanford | 11,000 |
6 | 21 |
| Michiana Raceway Park |
Baroda | 205 |
6 | 21 |
| Sunset MHP |
Adrian | 53 |
6 | 18 |
| Performance Fabricating |
Fenton | 30 |
6 | 18 |
| City of Pinconning |
Pinconning | 1,204 |
6 | 16 |
| Spicers Boat City |
Houghton Lake | 200 |
6 | 16 |
| Birmingham |
Birmingham | 20,472 |
6 | 14 |
| City of Swartz Creek |
Swartz Creek | 5,800 |
6 | 14 |
| Hillsdale |
Hillsdale | 8,163 |
6 | 12 |
| Lapeer Co Ed. & Tech. Center |
Attica | 900 |
6 | 12 |
| Blue Water Village Well Site, LLC |
Lansing | 114 |
6 | 8 |
| Yb Jellystone-Barton Lake-Woods Well #1 |
Grand Rapids | 350 |
6 | 6 |
| Corewell Health-Berrien Cntr |
St. Jospeh | 90 |
5 | 141 |
| Lady Di Daycare - South |
Clio | 70 |
5 | 93 |
| Youth Opportunity Evart Academy |
Evart | 51 |
5 | 71 |
| Billerud - Quinnesec |
Quinnesec | 900 |
5 | 70 |
| Deep Lake Recreational Park |
Brooklyn | 250 |
5 | 55 |
| Camp Chickagami 1-East End Well System |
Saginaw | 75 |
5 | 34 |
| Cozy Oaks RV Resort |
Freeland | 300 |
5 | 32 |
| Linden Free Methodist Wee Care |
Linden | 284 |
5 | 29 |
| Beaver Island Airport |
Charlevoix | 50 |
5 | 22 |
| Coachlight MHP LLC |
Farmington Hills | 96 |
5 | 17 |
| Buckley, Village of |
Buckley | 529 |
5 | 16 |
| USFS - Autrain Lake Campground |
Munising | 75 |
5 | 15 |
| Emmett Township |
Battle Creek | 2,550 |
5 | 14 |
| Camp Copneconic Arapahoe Lodge |
Fenton | 25 |
5 | 14 |
| Grant Township - Copper Harbor |
Copper Harbor | 200 |
5 | 13 |
| St. Ignace |
St Ignace | 2,987 |
5 | 11 |
| Shanty Creek - Watars Association |
Bellaire | 1,250 |
5 | 11 |
| Rj's Caring Angels |
Mt Morris | 47 |
5 | 10 |
| Brandon High School/Bsd |
Ortonville | 1,200 |
5 | 8 |
| West Hickory Haven |
Milford | 100 |
5 | 8 |
| Oak Pointe |
Brighton | 2,000 |
5 | 7 |
| Yb Jellystone-Barton Lake-Hill Well #2 |
Grand Rapids | 350 |
5 | 6 |
| Harvey Swanson Elem School |
Ortonville | 600 |
5 | 5 |
| Shiawassee Basin Preserve |
Davisburg | 100 |
5 | 5 |
| Bayer Crop - Tower |
Constantine | 82 |
5 | 5 |
| Ben Franklin Building |
Howell | 35 |
5 | 5 |
| Saganing |
Mt Pleasant | 5,772 |
4 | 857 |
| Sidney Market |
Ionia | 150 |
4 | 234 |
| Perrysburg Industrial Park |
Troy | 30 |
4 | 131 |
| Island Lake Apartments |
West Bloomfield | 65 |
4 | 66 |
| Maplewood Estates Mhc LLC |
Belleville | 37 |
4 | 57 |
| Hale Homestead Apartments |
Oscoda | 72 |
4 | 51 |
| Amigos Mexican Restaurant |
Onekama | 25 |
4 | 45 |
| Elmbrook Golf Course |
Traverse City | 250 |
4 | 39 |
| Clinton |
Clinton | 2,336 |
4 | 36 |
| Hidden Shores West |
Brighton | 75 |
4 | 35 |
| Hideaway Hills |
Battle Creek | 25 |
4 | 33 |
| Grosse Pointe Park |
Grosse Pointe Park | 11,555 |
4 | 30 |
| River Rouge |
River Rouge | 7,224 |
4 | 28 |
| Sun Archview LLC |
Southfield | 506 |
4 | 23 |