B63/100
ABS WATER COOP — Water Quality Report 2026
Serving 6,858 people · Illinois
Water Source
Purchased Groundwater
County
—
System ID
IL0015350
Violations
9
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.44 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2009.
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 ABS WATER COOP
Is ABS WATER COOP water safe to drink?
ABS WATER COOP water receives a grade of B (63/100), which is considered good. Out of 32 contaminants tested, 1 exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has ABS WATER COOP detected?
32 contaminants were tested in ABS WATER COOP's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does ABS WATER COOP have any EPA violations?
Yes, ABS WATER COOP has 9 EPA violation(s) on record, with the most recent in 2009. Violation types include Other, MR, MCL. 5 are health-based violations.
How many people does ABS WATER COOP serve?
ABS WATER COOP serves approximately 6,858 people, Illinois.
What type of water does ABS WATER COOP provide?
ABS WATER COOP sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IL0015350.
How does ABS WATER COOP compare to other utilities in Illinois?
ABS WATER COOP scores 63/100 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.