We found 300 public water systems that could serve the same population as Wal-mart (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Greenville | Greenville | 8,511 | 0 | 5 |
| Carson City | Carson City | 3,553 | 0 | 1 |
| Howard City | Howard City | 1,808 | 0 | 6 |
| Stanton | Stanton | 1,417 | 0 | 4 |
| Montcalm Community College | Sidney | 1,400 | 0 | 60 |
| Snow Lake Kampground | Fenwick | 1,236 | 0 | 4 |
| Edmore | Edmore | 1,201 | 0 | 4 |
| Lakeview | Lakeview | 1,007 | 0 | 0 |
| Central Montcalm Schools | Stanton | 985 | 0 | 6 |
| J&h Oil Mobil Mart | Pierson | 700 | 0 | 0 |
| Sheridan | Sheridan | 649 | 0 | 3 |
| Blanchard's Thriftway | Crystal | 600 | 0 | 13 |
| New Turk Lake Market Inc | Greenville | 600 | 0 | 12 |
| Central Montcalm Upper Elementary | Stanton | 560 | 0 | 4 |
| Wesco Shell | Lakeview | 550 | 0 | 0 |
| Tri County Junior High | Howard City | 500 | 0 | 5 |
| Mdot - Morley, R533 | Morley | 500 | 0 | 6 |
| Pierson Trading Post | Pierson | 500 | 0 | 0 |
| ZERKA'S GENERAL STORE | Stanton | 495 | 0 | 0 |
| Tri County High School | Howard City | 450 | 0 | 5 |
| Montabella Elementary School | Blanchard | 450 | 0 | 14 |
| Montabella Jr/sr High School | Blanchard | 434 | 0 | 3 |
| The Little Store | Six Lakes | 425 | 0 | 3 |
| Hitachi Magnetics Corp | County of Montcalm | 420 | 0 | 0 |
| Vestaburg Elementary School | County of Montcalm | 417 | 0 | 0 |
| Christ The King Fellowship | Howard City | 400 | 0 | 1 |
| 4-h Fairground | Greenville | 400 | 0 | 1 |
| Mcbride Country Store, Inc | Mcbride | 400 | 0 | 5 |
| M-46 Mobile Truck Stop | Howard City | 400 | 0 | 5 |
| Great Lake Adventist Academy | County of Montcalm | 360 | 0 | 8 |
| Carson City Village Market | Carson City | 350 | 0 | 0 |
| Montcalm Area Career Center | Sidney | 330 | 0 | 12 |
| American Gas & Oil | Howard City | 300 | 0 | 18 |
| American Gas & Oil | Sheridan | 300 | 0 | 9 |
| Vestaburg High School | Vestaburg | 300 | 0 | 8 |
| Cook's Rusty Nail | Carson City | 300 | 0 | 8 |
| Pleasure Point Resort | Six Lakes | 300 | 0 | 0 |
| Three Seasons Family Campground, Inc | Greenville | 300 | 0 | 9 |
| Viking Grocery Mart | Howard City | 300 | 0 | 5 |
| Beth Haven Bapt. Church/school | Sheridan | 300 | 0 | 40 |
| Vestaburg Community Schools | Vestaburg | 280 | 0 | 5 |
| Great Lakes Adventist Academy | County of Montcalm | 275 | 0 | 0 |
| Marl View Lanes | Vestaburg | 250 | 0 | 6 |
| New Life United Methodist Chur | Six Lakes | 250 | 0 | 1 |
| Catch 120 Grill, Llc | Howard City | 250 | 0 | 10 |
| Bethel Lutheran Church | Howard City | 250 | 0 | 11 |
| Crystal Elementary School | Crystal | 223 | 0 | 0 |
| Flat River Academy | Greenville | 215 | 0 | 40 |
| Tri Lakes General Store | Stanton | 200 | 0 | 10 |
| Tamarack Pines Estates | County of Montcalm | 200 | 0 | 6 |
| Leona's Restaurant | Vestaburg | 200 | 0 | 6 |
| Nature's Chain Of Lakes Camp. | Edmore | 200 | 0 | 0 |
| Moreland's Motocross Park Usa | Stanton | 200 | 0 | 13 |
| Farmer In The Dell | Vestaburg | 200 | 0 | 5 |
| Rock Lake Christian Assembly | Vestaburg | 200 | 0 | 2 |
| Jb's Country Store | Six Lakes | 200 | 0 | 2 |
| Grace Community Church | Howard City | 200 | 0 | 1 |
| Family Dollar Retail Store - Crystal | Crystal | 200 | 0 | 4 |
| Camp Thunderhawk | Pierson | 200 | 0 | 0 |
| Nature's Chain Of Lakes Camp. | Edmore | 200 | 0 | 0 |
| Turk Lake Bar | Greenville | 200 | 0 | 15 |
| Smittys Lakeside Inc | County of Montcalm | 200 | 0 | 0 |
| Mid Mich Motorplex | County of Montcalm | 200 | 0 | 0 |
| Vfw Post 3306 | Howard City | 200 | 0 | 0 |
| Winterskol Ski Corporation | County of Montcalm | 200 | 0 | 0 |
| Beardslees Restaurant | County of Montcalm | 200 | 0 | 0 |
| Eight-cap | Greenville | 180 | 0 | 5 |
| Maxfields Inc | Blanchard | 175 | 0 | 6 |
| Heritage United Meth. Church | Pierson | 175 | 0 | 6 |
| Glenkerry Golf Course | Greenville | 150 | 0 | 11 |
| Crystal Quick Stop | Crystal | 150 | 0 | 0 |
| Crossroads Worship Center Inc | Howard City | 150 | 0 | 0 |
| Ikes Ice Cream | Crystal | 150 | 0 | 5 |
| Sidney Store | Sidney | 150 | 0 | 0 |
| The Coffee House | Greenville | 150 | 0 | 8 |
| Church Of Christ | Vestaburg | 150 | 0 | 12 |
| Nelson's Speed Shop | Greenville | 150 | 0 | 1 |
| Klinkers Corner | Sheridan | 150 | 0 | 1 |
| 5 Corners Party Store | Lakeview | 150 | 0 | 4 |
| Life Of Faith | Carson City | 150 | 0 | 2 |
| Winfield Lake Inn | County of Montcalm | 150 | 0 | 0 |
| Dollar General | Stanton | 150 | 0 | 0 |
| Wheel's And Dine | County of Montcalm | 150 | 0 | 0 |
| Mcbride Country Inn | Mcbride | 150 | 0 | 0 |
| Pierson Village Inn | Pierson | 150 | 0 | 0 |
| United Methodist | County of Montcalm | 150 | 0 | 0 |
| Lg's | Crystal | 150 | 0 | 0 |
| Old Homestead Restaurant | County of Montcalm | 150 | 0 | 0 |
| Greenbrier Estates | County of Montcalm | 142 | 0 | 6 |
| Crystal Lake Cafe' | Crystal | 140 | 0 | 9 |
| Carson City Christian Cmp. Ctr | County of Montcalm | 140 | 0 | 0 |
| Outpost, The | County of Montcalm | 135 | 0 | 0 |
| Camp Anna Behrens | Greenville | 130 | 0 | 5 |
| Church Of Jesus Christ Lds | Greenville | 125 | 0 | 3 |
| Belvidere Twp. Park | Six Lakes | 120 | 0 | 0 |
| Klackle Orchards | Greenville | 120 | 0 | 0 |
| Cairns Country Cone | Stanton | 120 | 0 | 0 |
| Vestaburg Cong. Of J.w's. | Vestaburg | 120 | 0 | 0 |
| 1st Baptist Church | Carson City | 110 | 0 | 0 |
| St. Pauls | Greenville | 100 | 0 | 0 |
| 3-d Pizza | Vestaburg | 100 | 0 | 0 |
| Skate Estate | Howard City | 100 | 0 | 0 |
| New Beginnings Church | Six Lakes | 100 | 0 | 0 |
| Jorgi's Marketplace | Greenville | 100 | 0 | 0 |
| Coral Bar | Coral | 100 | 0 | 0 |
| Burns May Vfw Post 5602 | Six Lakes | 100 | 0 | 0 |
| La Cocina Grill & Chill | Trufant | 100 | 0 | 0 |
| Vestaburg Sports Complex | Vestaburg | 100 | 0 | 0 |
| What's The Scoop | Six Lakes | 100 | 0 | 0 |
| Greenville Comm. Church | Greenville | 100 | 0 | 0 |
| Mdot Sheridan Roadside Park R514 | Sheridan | 100 | 0 | 0 |
| Southshore Campground | Crystal | 100 | 0 | 0 |
| Tractor Supply Company | Greenville | 100 | 0 | 0 |
| Nevins Lake Church | Stanton | 100 | 0 | 0 |
| First Baptist Church | Vestaburg | 100 | 0 | 0 |
| St Bernadette - St Margaret Mary Parish | Edmore | 100 | 0 | 0 |
| Red Pines Campground | Carson City | 100 | 0 | 0 |
| Clifford Lake Inn | Stanton | 100 | 0 | 0 |
| Marl Lake Roadside Park (mdot) | Vestaburg | 100 | 0 | 0 |
| Rainbow Shores Christian Ctr | County of Montcalm | 100 | 0 | 0 |
| Mox Camp | County of Montcalm | 100 | 0 | 0 |
| Faith Lutheran Church | County of Montcalm | 100 | 0 | 0 |
| Vining Industrial Park | County of Montcalm | 100 | 0 | 0 |
| Harvestor, The | County of Montcalm | 100 | 0 | 0 |
| Mary Lou's Vestaburg Diner | County of Montcalm | 100 | 0 | 0 |
| Birchwood Golf Course | Howard City | 100 | 0 | 0 |
| Maple Valley Tavern | County of Montcalm | 100 | 0 | 0 |
| Brook Cherith Camp | Pierson | 100 | 0 | 0 |
| Family Dollar Store | County of Montcalm | 100 | 0 | 0 |
| Barney's Tavern | County of Montcalm | 100 | 0 | 0 |
| Holland Lake Campground | County of Montcalm | 100 | 0 | 0 |
| Trufant Elementary School | County of Montcalm | 100 | 0 | 0 |
| Big D Restaurant | County of Montcalm | 100 | 0 | 0 |
| Gowen Tavern Inc | County of Montcalm | 100 | 0 | 0 |
| Crystal Raceway | County of Montcalm | 100 | 0 | 0 |
| Greenville Drive In | County of Montcalm | 100 | 0 | 0 |
| Mdot Greenville Roadside Park P-516 | Greenville | 100 | 0 | 0 |
| Our Saviors Lutheran Church | Edmore | 90 | 0 | 0 |
| Mi Con Assembly Of 7th Day Adv | County of Montcalm | 85 | 0 | 0 |
| Lakeview Kingdom Hall Of J.w. | County of Montcalm | 85 | 0 | 0 |
| Turk Lake U.m. Church | Greenville | 80 | 0 | 0 |
| Greenville Head Start | Greenville | 80 | 0 | 0 |
| Ed Koehn Chrysler Dodge | Greenville | 75 | 0 | 0 |
| Sheridan Assembly Of God | Sheridan | 75 | 0 | 0 |
| Settlement Lutheran Church | Gowen | 75 | 0 | 0 |
| Country Side Cone & Coney | Fenwick | 75 | 0 | 0 |
| Horseman's Hideout | County of Montcalm | 75 | 0 | 0 |
| Heidi's Coffee & Sandwiches | Greenville | 75 | 0 | 0 |
| Herzogs Campground | County of Montcalm | 75 | 0 | 0 |
| Cornerstone Family Restaurant | County of Montcalm | 75 | 0 | 0 |
| Perk's Place | County of Montcalm | 75 | 0 | 0 |
| The Homestead | Six Lakes | 75 | 0 | 0 |
| Jtz Family Restaurant | Howard City | 75 | 0 | 0 |
| Martinez Camp 59-0001 | County of Montcalm | 72 | 0 | 0 |
| Evergreen Free Meth. Church | Sheridan | 70 | 0 | 0 |
| Cowden Lake Bible Academy | Coral | 70 | 0 | 0 |
| Coral Bakery | Coral | 67 | 0 | 0 |
| Crossroads Cafe Inc | Stanton | 65 | 0 | 0 |
| Sheridan Estates | County of Montcalm | 65 | 0 | 0 |
| Cedar Lake Elementary School | Cedar Lake | 61 | 0 | 0 |
| Petersen Oil And Propane | Greenville | 60 | 0 | 0 |
| Lake Street Station | Crystal | 60 | 0 | 0 |
| Fish Creek School | Carson City | 60 | 0 | 0 |
| Universal Products, Inc. | Howard City | 60 | 0 | 0 |
| Universal Products Inc. | Howard City | 60 | 0 | 0 |
| Double 66 Complex | Stanton | 60 | 0 | 0 |
| Little Mexico Camp | County of Montcalm | 60 | 0 | 0 |
| M & S Quick Stop | Howard City | 54 | 0 | 0 |
| Half Moon Motel | County of Montcalm | 51 | 0 | 0 |
| Rainbow Gardens | Crystal | 50 | 0 | 0 |
| Greenville Acres | County of Montcalm | 50 | 0 | 0 |
| Kids R Kids | Greenville | 50 | 0 | 0 |
| Dc's Uptown Bar | Crystal | 50 | 0 | 0 |
| Maple Valley Inn | Trufant | 50 | 0 | 0 |
| Anderson Girls & Orchard | Stanton | 50 | 0 | 0 |
| Fraternal Order Of Eagles | Greenville | 50 | 0 | 0 |
| The Wet Spot Bar | Crystal | 50 | 0 | 0 |
| Stump Pizzaria & Diner | Trufant | 50 | 0 | 0 |
| Church Of The Gentle Shepherd | Six Lakes | 50 | 0 | 0 |
| Brookside Golf Course | Gowen | 50 | 0 | 0 |
| Six Lakes Flat River Saloon | Six Lakes | 50 | 0 | 0 |
| Tinney Auto | Greenville | 50 | 0 | 0 |
| Coles Corner Diner | Greenville | 50 | 0 | 0 |
| Farnsworth Roadside Park | County of Montcalm | 50 | 0 | 0 |
| Sidney Township Park | County of Montcalm | 50 | 0 | 0 |
| Ford Lincoln Park | County of Montcalm | 50 | 0 | 0 |
| Mary Lou's | County of Montcalm | 50 | 0 | 0 |
| V.f.w. Post 3306 | County of Montcalm | 50 | 0 | 0 |
| N/a | County of Montcalm | 50 | 0 | 0 |
| Minnie Farmer Park | County of Montcalm | 50 | 0 | 0 |
| Family Campground | County of Montcalm | 50 | 0 | 0 |
| Richland Township Library | County of Montcalm | 50 | 0 | 0 |
| Vestaburg Community Schools | Vestaburg | 50 | 0 | 0 |
| Gentle Shepherd Comminity | Six Lakes | 50 | 0 | 0 |
| Mdot Howard City Tsc | Howard City | 50 | 0 | 0 |
| Dickerson Lake Trailer Park | Stanton | 50 | 0 | 0 |
| Paul's Resort & Trailer Park | County of Montcalm | 50 | 0 | 0 |
| Mama's Wooden Keg | County of Montcalm | 50 | 0 | 0 |
| Trufant Livestock Sales | County of Montcalm | 50 | 0 | 0 |
| Vfw Post 2292 | County of Montcalm | 50 | 0 | 0 |
| Country Pizzeria | County of Montcalm | 50 | 0 | 0 |
| United Methodist Church | County of Montcalm | 50 | 0 | 0 |
| Hardwoods Roadside Park | County of Montcalm | 50 | 0 | 0 |
| Artman Roadside Park | County of Montcalm | 50 | 0 | 0 |
| Amble Roadhouse | Howard City | 45 | 0 | 0 |
| Maple Valley School | Coral | 45 | 0 | 0 |
| Vfw Post 3701 | County of Montcalm | 45 | 0 | 0 |
| Holland Lake Golf Course | Sheridan | 40 | 0 | 0 |
| Cornerstone Worship Center | Vestaburg | 40 | 0 | 0 |
| Whitefish Lake Golf Club | Pierson | 40 | 0 | 0 |
| Faith Lutheran Church | Sidney | 40 | 0 | 0 |
| Wonderland Tire | Greenville | 40 | 0 | 0 |
| S. Montcalm Adult Ed | County of Montcalm | 40 | 0 | 0 |
| Foster Orchards | County of Montcalm | 40 | 0 | 0 |
| Grandys Restaurant | County of Montcalm | 40 | 0 | 0 |
| WOODY'S PIZZA TIME | Trufant | 40 | 0 | 0 |
| Butternut Corners | Carson City | 40 | 0 | 0 |
| Cowden Lake Bible Academy | Coral | 40 | 0 | 0 |
| Glen's Cove | County of Montcalm | 40 | 0 | 0 |
| Sheridan Camp | County of Montcalm | 40 | 0 | 0 |
| Clementshaw Orchards #1 | County of Montcalm | 40 | 0 | 0 |
| Townline Lake Campground | Lakeview | 38 | 0 | 0 |
| Anderson Orchards #1 | County of Montcalm | 37 | 0 | 0 |
| Anderson Orchards #2 | County of Montcalm | 36 | 0 | 0 |
| Harold O. Steele Building | Fenwick | 35 | 0 | 0 |
| Appleland Orchard Camp | County of Montcalm | 35 | 0 | 0 |
| Mi State Police Lakeview Post | County of Montcalm | 35 | 0 | 0 |
| Crystal Head Start | Crystal | 35 | 0 | 0 |
| Ravell Camp | County of Montcalm | 33 | 0 | 0 |
| High Q Manufacturing | County of Montcalm | 32 | 0 | 0 |
| Langston Tavern | Stanton | 30 | 0 | 0 |
| Lakeview U.m. Camp | Lakeview | 30 | 0 | 0 |
| Ed Koehn Ford | Greenville | 30 | 0 | 0 |
| Sidney Tavern | Sidney | 30 | 0 | 0 |
| Breakaway Park | County of Montcalm | 30 | 0 | 0 |
| Cooper Chevrolet | County of Montcalm | 30 | 0 | 0 |
| Bricker Rd. Camp | County of Montcalm | 30 | 0 | 0 |
| Crystal Video | County of Montcalm | 30 | 0 | 0 |
| Nature's Best | County of Montcalm | 30 | 0 | 0 |
| Pine Ridge Day Care | Stanton | 30 | 0 | 0 |
| Big L Lumber Corp. | County of Montcalm | 30 | 0 | 0 |
| Family Med. Care - Vestaburg | Vestaburg | 30 | 0 | 0 |
| Island Rays Tanning | County of Montcalm | 30 | 0 | 0 |
| Beechwood Estates M H P | County of Montcalm | 30 | 0 | 0 |
| Nature's Chain Of Lakes Camp | Six Lakes | 30 | 0 | 0 |
| Leppinks Inc | County of Montcalm | 27 | 0 | 0 |
| Rj's Sports Bar | Sheridan | 25 | 0 | 0 |
| Charlie's Pit Stop Pizzeria | Crystal | 25 | 0 | 0 |
| Richland Twp. Offices | Vestaburg | 25 | 0 | 0 |
| Eight Cap Annex | Greenville | 25 | 0 | 0 |
| First Baptist Church | Carson City | 25 | 0 | 0 |
| Klackle Orchards Migrant Camp | Greenville | 25 | 0 | 0 |
| Morgans | Sidney | 25 | 0 | 0 |
| Jay's Quality Muffler & Brake | Greenville | 25 | 0 | 0 |
| Sheridan Animal Hospital | Sheridan | 25 | 0 | 0 |
| Jesus Non-denominational Church | Greenville | 25 | 0 | 0 |
| Wilson Auto/party Store | Crystal | 25 | 0 | 0 |
| Halfmoon Lake Resort | Stanton | 25 | 0 | 0 |
| Douglass Township Hall | Stanton | 25 | 0 | 0 |
| Miller's County Store Llc | Coral | 25 | 0 | 0 |
| Hough Pontius Vfw Post 3701 | Lakeview | 25 | 0 | 0 |
| Sages Slaughter House | Greenville | 25 | 0 | 0 |
| Sticks-n-stones, Llc | Pierson | 25 | 0 | 0 |
| Loyal Order Of Moose #1939 | Greenville | 25 | 0 | 0 |
| Vestaburg Bus Garage | Vestaburg | 25 | 0 | 0 |
| Trufant Chamber Of Commerce | Trufant | 25 | 0 | 0 |
| Heritage Health Foods | Cedar Lake | 25 | 0 | 0 |
| Howard Cit Congregation Of Jehovahs Witnesses | Howard City | 25 | 0 | 0 |
| Arnolds Drive In | County of Montcalm | 25 | 0 | 0 |
| Dingman Orchard Labor Camp | County of Montcalm | 25 | 0 | 0 |
| Kramp Park | County of Montcalm | 25 | 0 | 0 |
| Big L Corporation | County of Montcalm | 25 | 0 | 0 |
| Trebian Orchards | County of Montcalm | 25 | 0 | 0 |
| Greenville, Chrysler Dodge Jeep, Inc | Greenville | 25 | 0 | 0 |
| Flat River Park | County of Montcalm | 25 | 0 | 0 |
| Rosies Stone Pillar Inn | County of Montcalm | 25 | 0 | 0 |
| Mental Health Center | County of Montcalm | 25 | 0 | 0 |
| Country Collectibles | County of Montcalm | 25 | 0 | 0 |
| Six Lakes Chamber Of Commerce | Six Lakes | 25 | 0 | 0 |
| Hansen Farms | County of Montcalm | 25 | 0 | 0 |
| Big Dipper | County of Montcalm | 25 | 0 | 0 |
| Country Corners Adult Foster | County of Montcalm | 25 | 0 | 0 |
| Howard City Flea Market | County of Montcalm | 25 | 0 | 0 |
| Country Lane Catering | County of Montcalm | 25 | 0 | 0 |
| Bank Of Alma | County of Montcalm | 25 | 0 | 0 |
| Anderson Orchards #2 | Stanton | 25 | 0 | 0 |
| Bistro 44 | County of Montcalm | 25 | 0 | 0 |
| Bible Methodist Church | County of Montcalm | 25 | 0 | 0 |
| S-a-y Graphics | County of Montcalm | 25 | 0 | 0 |
| Fenwick U. M. Church | Fenwick | 25 | 0 | 0 |
| Crystal Dragonfly | Crystal | 25 | 0 | 0 |
| The Grill | Crystal | 25 | 0 | 0 |
| Amble Marathon | County of Montcalm | 25 | 0 | 0 |
| Spectrum Health | County of Montcalm | 25 | 0 | 0 |
| Turk Lake Auto | County of Montcalm | 25 | 0 | 0 |
| Cove Creamy Treats | County of Montcalm | 25 | 0 | 0 |
| Hickory Hill Golf Course | Fenwick | 25 | 0 | 0 |
| Cent. Montcalm Hs - Bus Garage | County of Montcalm | 25 | 0 | 0 |
| G-com | County of Montcalm | 25 | 0 | 0 |
| Coral Drug & Party Store | County of Montcalm | 25 | 0 | 0 |