A81/100
INDIANA AMERICAN WATER - WEST LAFAYETTE — Water Quality Report 2026
Serving 35,533 people · Indiana
Water Source
Groundwater
County
—
System ID
IN5279020
Violations
1
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.62 mg/L | 1.30 mg/L | Over Limit |
manganese | 370.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1993.
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 - WEST LAFAYETTE
Is INDIANA AMERICAN WATER - WEST LAFAYETTE water safe to drink?
INDIANA AMERICAN WATER - WEST LAFAYETTE water receives a grade of A (81/100), which is considered excellent. Out of 67 contaminants tested, 1 exceed EPA legal limits. 3 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has INDIANA AMERICAN WATER - WEST LAFAYETTE detected?
67 contaminants were tested in INDIANA AMERICAN WATER - WEST LAFAYETTE's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile), manganese. 1 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does INDIANA AMERICAN WATER - WEST LAFAYETTE have any EPA violations?
Yes, INDIANA AMERICAN WATER - WEST LAFAYETTE has 1 EPA violation(s) on record, with the most recent in 1993. Violation types include MCL. 1 are health-based violations.
How many people does INDIANA AMERICAN WATER - WEST LAFAYETTE serve?
INDIANA AMERICAN WATER - WEST LAFAYETTE serves approximately 35,533 people, Indiana. The system provides water to 1 community: West Lafayette.
What type of water does INDIANA AMERICAN WATER - WEST LAFAYETTE provide?
INDIANA AMERICAN WATER - WEST LAFAYETTE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5279020.
How does INDIANA AMERICAN WATER - WEST LAFAYETTE compare to other utilities in Indiana?
INDIANA AMERICAN WATER - WEST LAFAYETTE scores 81/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Indiana state page for a full comparison of water systems.