A83/100
OAK GROVE WATER ASSOCIATION — Water Quality Report 2026
Serving 2,963 people · Arkansas
Water Source
Purchased Surface Water
County
—
System ID
AR0000146
Violations
10
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: June 1, 2025 – June 30, 2025Rule: Total Coliform RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – April 1, 2022Rule: 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 OAK GROVE WATER ASSOCIATION
Is OAK GROVE WATER ASSOCIATION water safe to drink?
OAK GROVE WATER ASSOCIATION water receives a grade of A (83/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has OAK GROVE WATER ASSOCIATION detected?
1 contaminants were tested in OAK GROVE WATER ASSOCIATION's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does OAK GROVE WATER ASSOCIATION have any EPA violations?
Yes, OAK GROVE WATER ASSOCIATION has 10 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, RPT, MCL. 1 are health-based violations.
How many people does OAK GROVE WATER ASSOCIATION serve?
OAK GROVE WATER ASSOCIATION serves approximately 2,963 people, Arkansas.
What type of water does OAK GROVE WATER ASSOCIATION provide?
OAK GROVE WATER ASSOCIATION sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is AR0000146.
How does OAK GROVE WATER ASSOCIATION compare to other utilities in Arkansas?
OAK GROVE WATER ASSOCIATION scores 83/100 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.