F12/100
PONCA CITY MUN WATER — Water Quality Report 2026
Serving 27,155 people · Oklahoma
Water Source
Surface Water
County
—
System ID
OK1021202
Violations
28
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.41 mg/L | 1.30 mg/L | Over Limit |
PFOS | 0.007 µg/L | 0.004 µg/L | Over Limit |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
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: October 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: 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: October 1, 2023 – December 31, 2023Rule: Stage 2 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 PONCA CITY MUN WATER
Is PONCA CITY MUN WATER water safe to drink?
PONCA CITY MUN WATER water receives a grade of F (12/100), which is considered failing. 2 contaminant(s) exceed EPA legal limits and 28 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has PONCA CITY MUN WATER detected?
70 contaminants were tested in PONCA CITY MUN WATER's water. Notable contaminants include Copper (90th percentile), PFOS. 2 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does PONCA CITY MUN WATER have any EPA violations?
Yes, PONCA CITY MUN WATER has 28 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, TT, MCL. 11 are health-based violations.
How many people does PONCA CITY MUN WATER serve?
PONCA CITY MUN WATER serves approximately 27,155 people, Oklahoma.
What type of water does PONCA CITY MUN WATER provide?
PONCA CITY MUN 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 OK1021202.
How does PONCA CITY MUN WATER compare to other utilities in Oklahoma?
PONCA CITY MUN WATER scores 12/100 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.