B65/100
INDIANA AMERICAN WATER - TERRE HAUTE — Water Quality Report 2026
Serving 67,765 people · Indiana
Water Source
Groundwater
County
—
System ID
IN5284012
Violations
24
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.005 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1980.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About INDIANA AMERICAN WATER - TERRE HAUTE
Is INDIANA AMERICAN WATER - TERRE HAUTE water safe to drink?
INDIANA AMERICAN WATER - TERRE HAUTE water receives a grade of B (65/100), which is considered good. Out of 66 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has INDIANA AMERICAN WATER - TERRE HAUTE detected?
66 contaminants were tested in INDIANA AMERICAN WATER - TERRE HAUTE's water. Notable contaminants include PFOS, Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does INDIANA AMERICAN WATER - TERRE HAUTE have any EPA violations?
Yes, INDIANA AMERICAN WATER - TERRE HAUTE has 24 EPA violation(s) on record, with the most recent in 1980. Violation types include MR.
How many people does INDIANA AMERICAN WATER - TERRE HAUTE serve?
INDIANA AMERICAN WATER - TERRE HAUTE serves approximately 67,765 people, Indiana. The system provides water to 1 community: Terre Haute.
What type of water does INDIANA AMERICAN WATER - TERRE HAUTE provide?
INDIANA AMERICAN WATER - TERRE HAUTE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5284012.
How does INDIANA AMERICAN WATER - TERRE HAUTE compare to other utilities in Indiana?
INDIANA AMERICAN WATER - TERRE HAUTE scores 65/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Indiana state page for a full comparison of water systems.