State
Indiana: drinking water records
EPA lists 712 community water systems serving homes in Indiana. 219 took part in EPA's national PFAS survey (UCMR 5), and 53 found at least one PFAS above the level laboratories can measure.
In focus712community water systems
Public records. Clearer context.
0
ZIP reports published
712
community water systems
181
systems with a health-based violation since 2016
34
systems that reached the lead action level since 2016
Counties
- Adams County 5 systems
- Allen County 10 systems
- Bartholomew County 5 systems
- Benton County 6 systems
- Blackford County 2 systems
- Boone County 7 systems
- Brown County 3 systems
- Carroll County 4 systems
- Cass County 6 systems
- Clark County 11 systems
- Clay County 8 systems
- Clinton County 7 systems
- Crawford County 6 systems
- Daviess County 6 systems
- DeKalb County 7 systems
- Dearborn County 9 systems
- Decatur County 5 systems
- Delaware County 12 systems
- Dubois County 12 systems
- Elkhart County 10 systems
- Fayette County 5 systems
- Floyd County 4 systems
- Fountain County 5 systems
- Franklin County 4 systems
- Fulton County 6 systems
- Gibson County 9 systems
- Grant County 8 systems
- Greene County 7 systems
- Hamilton County 14 systems
- Hancock County 7 systems
- Harrison County 6 systems
- Hendricks County 9 systems
- Henry County 9 systems
- Howard County 10 systems
- Huntington County 7 systems
- Jackson County 6 systems
- Jasper County 5 systems
- Jay County 4 systems
- Jefferson County 7 systems
- Jennings County 8 systems
- Johnson County 8 systems
- Knox County 11 systems
- Kosciusko County 21 systems
- LaGrange County 7 systems
- LaPorte County 19 systems
- Lake County 28 systems
- Lawrence County 6 systems
- Madison County 12 systems
- Marion County 3 systems
- Marshall County 12 systems
- Martin County 5 systems
- Miami County 11 systems
- Monroe County 10 systems
- Montgomery County 10 systems
- Morgan County 13 systems
- Newton County 8 systems
- Noble County 12 systems
- Ohio County 2 systems
- Orange County 3 systems
- Owen County 3 systems
- Parke County 7 systems
- Perry County 6 systems
- Pike County 6 systems
- Porter County 7 systems
- Posey County 4 systems
- Pulaski County 3 systems
- Putnam County 11 systems
- Randolph County 8 systems
- Ripley County 7 systems
- Rush County 5 systems
- Scott County 2 systems
- Shelby County 8 systems
- Spencer County 9 systems
- St. Joseph County 14 systems
- Starke County 4 systems
- Steuben County 15 systems
- Sullivan County 10 systems
- Switzerland County 2 systems
- Tippecanoe County 11 systems
- Tipton County 3 systems
- Union County 3 systems
- Vanderburgh County 2 systems
- Vermillion County 11 systems
- Vigo County 11 systems
- Wabash County 12 systems
- Warren County 3 systems
- Warrick County 7 systems
- Washington County 5 systems
- Wayne County 12 systems
- Wells County 5 systems
- White County 10 systems
- Whitley County 4 systems
ZIP reports
Sources
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.