B62/100
MARTINSVILLE — Water Quality Report 2026
Serving 1,200 people · Illinois
Water Source
Purchased Groundwater
County
—
System ID
IL0230150
Violations
18
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.93 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
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 MARTINSVILLE
Is MARTINSVILLE water safe to drink?
MARTINSVILLE water receives a grade of B (62/100), which is considered good. Out of 2 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MARTINSVILLE detected?
2 contaminants were tested in MARTINSVILLE's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does MARTINSVILLE have any EPA violations?
Yes, MARTINSVILLE has 18 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 3 are health-based violations.
How many people does MARTINSVILLE serve?
MARTINSVILLE serves approximately 1,200 people, Illinois. The system provides water to 1 community: Martinsville.
What type of water does MARTINSVILLE provide?
MARTINSVILLE sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0230150.
How does MARTINSVILLE compare to other utilities in Illinois?
MARTINSVILLE scores 62/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Illinois state page for a full comparison of water systems.