Indiana
Water Quality Report
83 Good
Average Score
83/100
Water Systems
432
Population
5.2M
Violations
607 85 unresolved
Score Distribution
84 A
36 B
6 C
2 D
5 F
Top Contaminant Violations
| Contaminant | Violations |
|---|---|
| Copper (90th percentile) | 5 |
Lowest Scoring Water Systems
0
Mapleturn Utilities, Inc. F
IN5255004 Martinsville, IN 1,725 served
2
Hayden Water Association F
IN5240005 North Vernon, IN 2,395 served
5
City Of Lawrence Utilities F
IN5249005 Indianapolis, IN 49,000 served
11
Lake Santee Rwwd F
IN5216003 Greensburg, IN 1,500 served
28
Salem Water Works F
IN5288005 Salem, IN 8,200 served
Counties in Indiana
Cities in Indiana
View all 303 cities →Popular City Comparisons in Indiana
Quickly compare major cities in Indiana by water quality score and grade.
Frequently Asked Questions
Is tap water in Indiana safe to drink?
Indiana has an average WaterQ score of 83/100 across 432 public water systems. Safety can vary by city and system, so check your local report for recent violations and contaminants.
How many water systems are in Indiana?
WaterQ currently tracks 432 public water systems in Indiana.
Where can I compare cities in Indiana?
Use the city list below to open detailed reports, or visit the compare tool to benchmark two cities side-by-side on score, grade, and system coverage.