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 |
| WOODSIDE AMISH SCHOOL | LAGRANGE, IN | 39 | 12 | — |
| FORKS VALLEY AMISH SCHOOL | MIDDLEBURY, IN | 39 | 35 | — |
| KANKAKEE VALLEY REMC | WANATAH, IN | 39 | 0 | — |
| LAPORTE COUNTY LIBRARY - HANNA | LAPORTE, IN | 39 | 3 | — |
| CONSTRUCTIVE PATHWAYS MONTESSORI PRESCH | MICHIGAN CITY, IN | 39 | 29 | — |
| THE DENTAL CENTER | GRANGER, IN | 39 | 45 | — |
| LAKE SHAFER MARINA | MONTICELLO, IN | 39 | 30 | — |
| RILEY RESORT LAND TRUST | PIERCETON, IN | 39 | 271 | — |
| BROOKSIDE AMISH SCHOOL | GENEVA, IN | 38 | 21 | — |
| WEST WABASH AMISH SCHOOL | GENEVA, IN | 38 | 62 | — |
| THORNTREE LAKE MHP & CAMPGROUND LLC | INDIANAPOLIS, IN | 38 | 27 | — |
| PRAIRIE CREEK GARAGE AREA | SELMA, IN | 38 | 31 | — |
| DELAWARE COMMUNITY SCHOOL CORPORATION | MUNCIE, IN | 38 | 68 | — |
| BIRDSONG ECHOES AMISH SCHOOL | MIDDLEBURY, IN | 38 | 75 | — |
| SMOKER CRAFT BLDG. #11/12 | NEW PARIS, IN | 38 | 102 | — |
| ETNA ACRES GOLF CLUB | ANDREWS, IN | 38 | 39 | — |
| SUNNY RIDGE AMISH SCHOOL | MILLERSBURG, IN | 38 | 79 | — |
| WEST YODER AMISH SCHOOL | SHIPSHEWANA, IN | 38 | 80 | — |
| CREEKSIDE AMISH SCHOOL | LAGRANGE, IN | 38 | 7 | — |
| WATERS EDGE CONDO ASSOCIATION | CEDAR LAKE, IN | 38 | 19 | — |
| DWK INC D/B/A WHITE HORSE SALOON | WESTVILLE, IN | 38 | 342 | — |
| EMMANUEL LUTHERAN CHURCH | ALBION, IN | 38 | 77 | — |
| SUNNY SLOPE AMISH SCHOOL | LIGONIER, IN | 38 | 87 | — |
| POND VIEW GOLF COURSE | STAR CITY, IN | 38 | 44 | — |
| REHOBOTH CHURCH INC. | PARKER CITY, IN | 38 | 29 | — |
| JERICHO FRIENDS CHURCH | WINCHESTER, IN | 38 | 27 | — |
| BUCKEYE TERMINALS, LLC | CROWN POINT, IN | 38 | 47 | — |
| INDIANA CROP IMPROVEMENT ASSOCIATION INC | LAFAYETTE, IN | 38 | 10 | — |
| PURDUE UNIVERSITY ANIMAL RESEARCH CENTER | WEST LAFAYETTE, IN | 38 | 3 | — |
| ST JUDE VILLAGE WATER CORPORATION | CONNERSVILLE, IN | 38 | 30 | — |
| TWIN OAK AMISH SCHOOL | BRYANT, IN | 37 | 18 | — |
| NEW PROCESS STEEL | BUTLER, IN | 37 | 43 | — |
| SUPERIOR WOOD PRODUCTS | WARSAW, IN | 37 | 21 | — |
| COMPOSITE DESIGNS, INC. | LEESBURG, IN | 37 | 12 | — |
| WORTHINGTON AG PARTS | LEESBURG, IN | 37 | 32 | — |
| TIPPY CREEK WINERY | LEESBURG, IN | 37 | 20 | — |
| HIDDEN VIEW AMISH SCHOOL | NAPPANEE, IN | 37 | 2 | — |
| ANIMAL HOSPITAL OF SYRACUSE | SYRACUSE, IN | 37 | 21 | — |
| SEYBERT TRAIL AMISH SCHOOL | SHIPSHEWANA, IN | 37 | 19 | — |
| ANDERSEN TRAIL AMISH SCHOOL | LAGRANGE, IN | 37 | 0 | — |
| SUNNY ECHOES AMISH SCHOOL | TOPEKA, IN | 37 | 0 | — |
| BLUE RIDGE AMISH SCHOOL | SHIPSHEWANA, IN | 37 | 40 | — |
| CORKYS DOGG HOUSE | CEDAR LAKE, IN | 37 | 72 | — |
| HESTON HILLS BANQUET/CONFERENCE CENTER | LAPORTE, IN | 37 | 35 | — |
| MUNCIE RV RESORT, LLC | ANDERSON, IN | 37 | 25 | — |
| JOYFUL ECHOES AMISH SCHOOL | BREMEN, IN | 37 | 4 | — |
| AMERICAN LEGION POST #502 | VALPARAISO, IN | 37 | 30 | — |
| MOSS CREEK GOLF COURSE | WINAMAC, IN | 37 | 72 | — |
| WALNUT RIDGE PARK | GREENCASTLE, IN | 37 | 54 | — |
| AMERICAN INN | ANGOLA, IN | 37 | 130 | — |