Public Water Systems
3,967 active public water systems in IN, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Eagletown Roadside Cafe | Westfield, IN | 93 | 178 | - |
| Food Corner (Phillips 66) | Indianapolis, IN | 93 | 181 | - |
| Bal-Hinch Inc. | Crawfordsville, IN | 93 | 42 | - |
| First Baptist Church | Rushville, IN | 93 | 45 | - |
| Oakridge Campground/Park | Rockport, IN | 93 | 94 | - |
| Meadow Acres Mobile Home Park | Elkhart, IN | 93 | 281 | - |
| Crossroads Baptist Church | Shipshewana, IN | 92 | 152 | - |
| Capital Plaza LLC | Granger, IN | 92 | 13 | - |
| New Life Baptist Church | Wabash, IN | 92 | 0 | - |
| Highland Lake Golf Course - Clubhouse | Richmond, IN | 92 | 47 | - |
| St. Matthews Community Church | Albion, IN | 92 | 94 | - |
| Springhill Mobile Home Court | Laporte, IN | 92 | 1,619 | - |
| Grace Village Retirement | Winona Lake, IN | 91 | 36 | - |
| Walnut Church | Argos, IN | 91 | 64 | - |
| Michiana Chinese Christian Church | Granger, IN | 91 | 12 | - |
| Troyers Market | Berne, IN | 90 | 0 | - |
| Arise Church | Fort Wayne, IN | 90 | 27 | - |
| Living Faith | New Haven, IN | 90 | 211 | - |
| St. Mary of the Presentation Catholic Ch | Geneva, IN | 90 | 0 | - |
| Billys | New Haven, IN | 90 | 60 | - |
| HI Ho Again | Fort Wayne, IN | 90 | 73 | - |
| Pisgah Christian Church | Logansport, IN | 90 | 182 | - |
| Grand Industrial LLC | Logansport, IN | 90 | 0 | - |
| Living Truth | Walton, IN | 90 | 22 | - |
| Spring Creek Christian Church | Logansport, IN | 90 | 59 | - |
| Klink Trucking | Ashley, IN | 90 | 6 | - |
| Wayne Manufacturing Corp. | Laotto, IN | 90 | 263 | - |
| Cornerstone Baptist Ch. of Elkhart, Inc. | Elkhart, IN | 90 | 26 | - |
| Superior Finish Drinking Water | New Paris, IN | 90 | 6 | - |
| Corinth Church of Muncie, Inc | Muncie, IN | 90 | 124 | - |
| St. Marys Orthodox Church - Goshen | Goshen, IN | 90 | 18 | - |
| Bethel Mennonite Church | Nappanee, IN | 90 | 227 | - |
| Suite Living LLC | Marion, IN | 90 | 230 | - |
| Mohawk United Methodist Church | Greenfield, IN | 90 | 87 | - |
| Wheatfield 1st Baptist Church | Wheatfield, IN | 90 | 59 | - |
| Lee Anne Stewart Dance School | Syracuse, IN | 90 | 4 | - |
| Camp Creek Church | Etna Green, IN | 90 | 20 | - |
| Middlebury Community Ch of the Nazarene | Middlebury, IN | 90 | 38 | - |
| A & a Sheet Metal Products | Laporte, IN | 90 | 2,000 | - |
| St. Luke United Lutheran Church | Michigan City, IN | 90 | 84 | - |
| Vanair Manufacturing | Michigan City, IN | 90 | 15 | - |
| Jodhs Properties LLC | Rolling Prairie, IN | 90 | 115 | - |
| Bethel Baptist Church | Lapel, IN | 90 | 14 | - |
| Plymouth Community Church | Plymouth, IN | 90 | 3,151 | - |
| Pretty Lake UMC (Fellowship Hall) | Plymouth, IN | 90 | 54 | - |
| Loree Brethren Church | Kokomo, IN | 90 | 107 | - |
| Brownsvalley Christian Church | Crawfordsville, IN | 90 | 6 | - |
| Bethel Christian Church | Rome City, IN | 90 | 33 | - |
| Merry Lea Teaching Farm | Albion, IN | 90 | 3 | - |
| Heritage Baptist Church | Clay City, IN | 90 | 395 | - |