Public water system · OK1021202
ActivePonca City Mun Water
At a glance
Ponca City Mun Water (PWSID OK1021202) is an active community water system in Kay County, Oklahoma. It reports serving 27,155 people through 12,412 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
27,155
Service connections
12,412
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Ponca City Mun Water compare with other water systems in Kay County?
By EPA's size categories, Ponca City Mun Water is a large system (10,001 to 100,000 people). Kay County has 14 active public water systems, and Ponca City Mun Water is the largest of them by population served. Its population served is about 8.3 times the county average of 3,254 people per system, and accounts for 60% of the 45,560 people reported by systems filed under the county. Across Oklahoma, the 1,254 active systems average 2,907 people each. Nationally, the average active community water system reports serving 6,703 people, so Ponca City Mun Water is about 4.1 times that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Oklahoma has 864 active community water systems, 69% of the state's 1,254 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 175 Oklahoma systems (14%) list surface water as their primary source.
Who owns and regulates Ponca City Mun Water?
EPA lists Ponca City Mun Water as owned by a local government. The OK state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 11 of the 14 active systems in Kay County (79%) are also owned by a local government.
Does Ponca City Mun Water have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2023. The violations listed here began between May 2009 and October 2023. By type: 11 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is E. coli (6 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2017-07-06 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2015-10-29 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2015-09-30 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2015-03-07 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-10-02 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2014-07-22 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2013-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2013-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2011-04-01 | Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2009-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Ponca City Mun Water: frequently asked questions
Who runs Ponca City Mun Water?
Ponca City Mun Water (PWSID OK1021202) is a community water system owned by a local government. It is regulated by the OK state drinking water program.
How many people does Ponca City Mun Water serve?
Ponca City Mun Water reports serving 27,155 people through 12,412 service connections in Kay County, Oklahoma.
Where does Ponca City Mun Water get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Ponca City Mun Water have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2023. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Ponca City Mun Water's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the OK state drinking water program.
Where can I find Ponca City Mun Water's water quality report?
As a community water system, Ponca City Mun Water must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Kay County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Blackwell Municipal Authority | Kay | 7,668 | Community | Surface water |
| Tonkawa | Kay | 3,299 | Community | Groundwater |
| Newkirk | Kay | 2,243 | Community | Groundwater |
| Kay Co Rwd #1 | Kay | 1,765 | Community | Purchased surface water |
| Kay Co Rwd #3 | Kay | 1,000 | Community | Purchased surface water |
| Kay County Rural Water District 7 | Kay | 920 | Community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Ponca City Mun Water, PWSID OK1021202, Oklahoma”, https://aquacensus.com/water-systems/oklahoma/ponca-city-mun-water-ok1021202 (data as of October 1, 2026).