F0/100
WYNNEWOOD WATER & LIGHT — Water Quality Report 2026
Serving 2,307 people · Oklahoma
Water Source
Surface Water
County
—
System ID
OK1010812
Violations
90
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
5
Violations (last 5yr)
1
Unresolved
1
Health-Related
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – July 15, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – July 15, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: May 1, 2024 – May 31, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2024 – June 30, 2024Rule: Stage 1 DBPREnforcement: 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 WYNNEWOOD WATER & LIGHT
Is WYNNEWOOD WATER & LIGHT water safe to drink?
WYNNEWOOD WATER & LIGHT water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 90 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WYNNEWOOD WATER & LIGHT detected?
1 contaminants were tested in WYNNEWOOD WATER & LIGHT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does WYNNEWOOD WATER & LIGHT have any EPA violations?
Yes, WYNNEWOOD WATER & LIGHT has 90 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, RPT, TT. 49 are health-based violations.
How many people does WYNNEWOOD WATER & LIGHT serve?
WYNNEWOOD WATER & LIGHT serves approximately 2,307 people, Oklahoma.
What type of water does WYNNEWOOD WATER & LIGHT provide?
WYNNEWOOD WATER & LIGHT 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 OK1010812.
How does WYNNEWOOD WATER & LIGHT compare to other utilities in Oklahoma?
WYNNEWOOD WATER & LIGHT 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.