C52/100
PLYMOUTH WATER DEPARTMENT — Water Quality Report 2026
Serving 10,241 people · Indiana
Water Source
Groundwater
County
—
System ID
IN5250010
Violations
41
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
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2021 – August 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 PLYMOUTH WATER DEPARTMENT
Is PLYMOUTH WATER DEPARTMENT water safe to drink?
PLYMOUTH WATER DEPARTMENT water receives a grade of C (52/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 41 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has PLYMOUTH WATER DEPARTMENT detected?
51 contaminants were tested in PLYMOUTH WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does PLYMOUTH WATER DEPARTMENT have any EPA violations?
Yes, PLYMOUTH WATER DEPARTMENT has 41 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, RPT, MR. 1 are health-based violations.
How many people does PLYMOUTH WATER DEPARTMENT serve?
PLYMOUTH WATER DEPARTMENT serves approximately 10,241 people, Indiana. The system provides water to 1 community: Plymouth.
What type of water does PLYMOUTH WATER DEPARTMENT provide?
PLYMOUTH WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IN5250010.
How does PLYMOUTH WATER DEPARTMENT compare to other utilities in Indiana?
PLYMOUTH WATER DEPARTMENT scores 52/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Indiana state page for a full comparison of water systems.