A82/100
CARMEL WATER DEPARTMENT — Water Quality Report 2026
Serving 99,927 people · Indiana
Water Source
Groundwater Under Influence of Surface Water
County
—
System ID
IN5229004
Violations
7
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
2
Health-Related
TIER 2Resolved
Failed treatment technique requirements
When: January 1, 2024 – January 31, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Violation related to Consumer Confidence Report
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – January 31, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – August 9, 2022Enforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved
Maximum Contaminant Level Violation
When: October 1, 2021 – October 12, 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 CARMEL WATER DEPARTMENT
Is CARMEL WATER DEPARTMENT water safe to drink?
CARMEL WATER DEPARTMENT water receives a grade of A (82/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CARMEL WATER DEPARTMENT detected?
76 contaminants were tested in CARMEL WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CARMEL WATER DEPARTMENT have any EPA violations?
Yes, CARMEL WATER DEPARTMENT has 7 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, MR, Other. 2 are health-based violations.
How many people does CARMEL WATER DEPARTMENT serve?
CARMEL WATER DEPARTMENT serves approximately 99,927 people, Indiana. The system provides water to 1 community: Carmel.
What type of water does CARMEL WATER DEPARTMENT provide?
CARMEL WATER DEPARTMENT sources its water from groundwater under influence of surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IN5229004.
How does CARMEL WATER DEPARTMENT compare to other utilities in Indiana?
CARMEL WATER DEPARTMENT 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.