A82/100
LAPORTE WATER WORKS — Water Quality Report 2026
Serving 22,197 people · Indiana
Water Source
Groundwater
County
—
System ID
IN5246017
Violations
4
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
1,4-dioxane | 1.10 µg/L | — | Above Goal |
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
2
Health-Related
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2024 – October 31, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: July 17, 2023Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Violation related to Nitrite
When: February 3, 2023 – May 11, 2023Rule: Stage 1 DBPREnforcement: 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 LAPORTE WATER WORKS
Is LAPORTE WATER WORKS water safe to drink?
LAPORTE WATER WORKS water receives a grade of A (82/100), which is considered excellent. Out of 66 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has LAPORTE WATER WORKS detected?
66 contaminants were tested in LAPORTE WATER WORKS's water. Notable contaminants include Lead (90th percentile), 1,4-dioxane. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does LAPORTE WATER WORKS have any EPA violations?
Yes, LAPORTE WATER WORKS has 4 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT. 2 are health-based violations.
How many people does LAPORTE WATER WORKS serve?
LAPORTE WATER WORKS serves approximately 22,197 people, Indiana. The system provides water to 1 community: Laporte.
What type of water does LAPORTE WATER WORKS provide?
LAPORTE WATER WORKS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5246017.
How does LAPORTE WATER WORKS compare to other utilities in Indiana?
LAPORTE WATER WORKS scores 82/100 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.