A93/100
CENTRAL ARKANSAS WATER — Water Quality Report 2026
Serving 368,455 people · Arkansas
Water Source
Surface Water
County
—
System ID
AR0000465
Violations
1
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 349.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
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 CENTRAL ARKANSAS WATER
Is CENTRAL ARKANSAS WATER water safe to drink?
CENTRAL ARKANSAS WATER water receives a grade of A (93/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CENTRAL ARKANSAS WATER detected?
76 contaminants were tested in CENTRAL ARKANSAS WATER's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does CENTRAL ARKANSAS WATER have any EPA violations?
Yes, CENTRAL ARKANSAS WATER has 1 EPA violation(s) on record, with the most recent in 2014. Violation types include MR.
How many people does CENTRAL ARKANSAS WATER serve?
CENTRAL ARKANSAS WATER serves approximately 368,455 people, Arkansas.
What type of water does CENTRAL ARKANSAS WATER provide?
CENTRAL ARKANSAS WATER sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is AR0000465.
How does CENTRAL ARKANSAS WATER compare to other utilities in Arkansas?
CENTRAL ARKANSAS WATER scores 93/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Arkansas state page for a full comparison of water systems.