F0/100
HENRYETTA — Water Quality Report 2026
Serving 6,096 people · Oklahoma
Water Source
Surface Water
County
—
System ID
OK1020709
Violations
93
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)
2
Unresolved
1
Health-Related
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Treatment technique violation
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 HENRYETTA
Is HENRYETTA water safe to drink?
HENRYETTA water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 93 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HENRYETTA detected?
38 contaminants were tested in HENRYETTA's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HENRYETTA have any EPA violations?
Yes, HENRYETTA has 93 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 82 are health-based violations.
How many people does HENRYETTA serve?
HENRYETTA serves approximately 6,096 people, Oklahoma.
What type of water does HENRYETTA provide?
HENRYETTA 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 OK1020709.
How does HENRYETTA compare to other utilities in Oklahoma?
HENRYETTA scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Oklahoma state page for a full comparison of water systems.