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 |
| VALLEY VIEW MOBILE HOME PARK | OJAI, IN | 50 | 1,044 | — |
| HIDDEN VALLEY AMISH SCHOOL | BERNE, IN | 49 | 40 | — |
| GRACE COMMUNITY CHURCH | MONTPELIER, IN | 49 | 68 | — |
| HALL FAMILY DENTISTRY | INDIANAPOLIS, IN | 49 | 19 | — |
| B AND J SPECIALTIES | WAWAKA, IN | 49 | 22 | — |
| PARKE COUNTY REMC | ROCKVILLE, IN | 49 | 2 | — |
| METALSTAMP, INC. | MASON, IN | 49 | 289 | — |
| KLINK TRUCKING INC. | ASHLEY, IN | 49 | 7 | — |
| NOTRE DAME FEDERAL CREDIT UNION | NOTRE DAME, IN | 49 | 4 | — |
| VALLEY SCREEN PROCESS COMPANY | MISHAWAKA, IN | 49 | 13 | — |
| AMERICAN ELECTRIC POWER-HONEY CREEK FARM | ROCKPORT, IN | 49 | 8 | — |
| LEISURE ACRES MOBILE HOME PARK | WEST TERRE HAUTE, IN | 49 | 197 | — |
| LIFT-A-LOFT | MUNCIE, IN | 48 | 42 | — |
| HILLSIDE AMISH SCHOOL | GOSHEN, IN | 48 | 45 | — |
| PINE CREEK AMISH SCHOOL | MIDDLEBURY, IN | 48 | 8 | — |
| STONEY CREEK AMISH SCHOOL | MILLERSBURG, IN | 48 | 42 | — |
| CLASSIC STONE LLC | WESTFIELD, IN | 48 | 315 | — |
| THE OAKS OF KOKOMO II | ZIONSVILLE, IN | 48 | 30 | — |
| CORNERVIEW AMISH SCHOOL | NAPPANEE, IN | 48 | 17 | — |
| K & M ENTERPRISES - COSMO AND COMPANY | WARSAW, IN | 48 | 142 | — |
| ECHO BAY CONDOMINIUMS ASSOCIATION | NORTH WEBSTER, IN | 48 | 18 | — |
| NATURE VALLEY AMISH PAROCHIAL SCHOOL | LAGRANGE, IN | 48 | 94 | — |
| HONEYBROOK AMISH SCHOOL | TOPEKA, IN | 48 | 56 | — |
| VALLEY LINE AMISH SCHOOL | SHIPSHEWANA, IN | 48 | 0 | — |
| SUPER 8 MOTEL DASH HOSPITALITY, INC. | HEBRON, IN | 48 | 17 | — |
| LAPORTE COUNTY LIBRARY - ROLLING PRAIRIE | LAPORTE, IN | 48 | 16 | — |
| STERNO DELIVERY | LAPORTE, IN | 48 | 63 | — |
| LAKESIDE RV RESORT | NEW CARLISLE, IN | 48 | 139 | — |
| DUBOSE STRAPPING INC. | CRAWFORDSVILLE, IN | 48 | 0 | — |
| STARZ ACADEMY #1, INC-LITTLE STARZ | OSCEOLA, IN | 48 | 507 | — |
| TRINE STATE REC AREA (POKAGON ST. PARK) | ANGOLA, IN | 48 | 15 | — |
| BLUE BIRD BAY RESORT | SANDY, IN | 48 | 148 | — |
| AUTUMN ACRES SUBDIVISION | YORKTOWN, IN | 48 | 79 | — |
| COUNTRYSIDE VILLAS | KOKOMO, IN | 48 | 464 | — |
| LAZY OAKS | CROWN POINT, IN | 48 | 287 | — |
| SALEM AMISH SCHOOL | MONROE, IN | 47 | 27 | — |
| DEMETER LLC & DR. KYLE SHEETS | FOWLER, IN | 47 | 18 | — |
| DELIVERY CONCEPTS, INC - PLANT 1 | NILES, IN | 47 | 2 | — |
| FOREST GROVE AMISH SCHOOL | MIDDLEBURY, IN | 47 | 10 | — |
| THERMO DYNE | ELKHART, IN | 47 | 192 | — |
| CHRIST FELLOWSHIP CHURCH | KNIGHTSTOWN, IN | 47 | 24 | — |
| WARSAW TENNIS AND FITNESS CLUB | WARSAW, IN | 47 | 85 | — |
| FOXWOOD HILLS COMMUNITY ASSOC.-#1 | LEESBURG, IN | 47 | 38 | — |
| FOXWOOD HILLS COMMUNITY ASSOCIATION-#2 | MIDDLEBURY, IN | 47 | 32 | — |
| BUCK CREEK AMISH SCHOOL | LAGRANGE, IN | 47 | 39 | — |
| WOLF LAKE BAPTIST CHURCH | WOLF LAKE, IN | 47 | 31 | — |
| NORTHERN INDIANA SURGERY CENTER | GRANGER, IN | 47 | 42 | — |
| NORTHPORT MOBILE HOME PARK | LAGRANGE, IN | 47 | 10 | — |
| CLOVER LEAF AMISH SCHOOL | GOSHEN, IN | 46 | 53 | — |
| LAS ADELITAS RESTAURANT | ELKHART, IN | 46 | 69 | — |