F15/100
WEST TERRE HAUTE WATER — Water Quality Report 2026
Serving 4,075 people · Indiana
Water Source
Groundwater
County
—
System ID
IN5284015
Violations
62
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.006 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.008 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – August 9, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2021 – September 30, 2021Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
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 WEST TERRE HAUTE WATER
Is WEST TERRE HAUTE WATER water safe to drink?
WEST TERRE HAUTE WATER water receives a grade of F (15/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 62 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WEST TERRE HAUTE WATER detected?
31 contaminants were tested in WEST TERRE HAUTE WATER's water. Notable contaminants include PFOS, Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does WEST TERRE HAUTE WATER have any EPA violations?
Yes, WEST TERRE HAUTE WATER has 62 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MON, RPT. 3 are health-based violations.
How many people does WEST TERRE HAUTE WATER serve?
WEST TERRE HAUTE WATER serves approximately 4,075 people, Indiana. The system provides water to 1 community: West Terre Haute.
What type of water does WEST TERRE HAUTE WATER provide?
WEST TERRE HAUTE WATER sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5284015.
How does WEST TERRE HAUTE WATER compare to other utilities in Indiana?
WEST TERRE HAUTE WATER scores 15/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Indiana state page for a full comparison of water systems.