D32/100
Henryetta Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 7,561 residents · Oklahoma
What's In Henryetta's Tap Water?
38
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
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
Water Utility Details
HENRYETTA
Population Served
6,096
Water Source
Surface Water
System ID
OK1020709
MCINTOSH CO. RWD #13 (WELLS)
Population Served
1,465
Water Source
Groundwater
System ID
OK2005603
Frequently Asked Questions About Henryetta Water
Is Henryetta tap water safe to drink?
Henryetta, Oklahoma tap water receives a grade of D (32/100), which is considered poor. 1 contaminant(s) exceed EPA maximum contaminant levels and 109 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Henryetta's water?
Of the 39 contaminants tested in Henryetta's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Henryetta have any water quality violations?
Yes, Henryetta has 109 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 84 of these are health-based violations, which are the most serious category.
Do I need a water filter in Henryetta?
Based on EPA data, using a water filter in Henryetta is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Henryetta's tap water come from?
Henryetta's drinking water is sourced from surface water and supplied by HENRYETTA and 1 other water system(s). The system serves approximately 7,561 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Henryetta's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Henryetta's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Henryetta's water compare to other cities in Oklahoma?
Henryetta's water quality score of 32/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our Oklahoma state page to see how all cities in the state compare.
What should I do if I'm concerned about Henryetta's water quality?
If you have concerns about Henryetta's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (HENRYETTA) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.