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Public water system record

Ponca City Mun Water

Serves an area of Kay County, OK · 27,155 people served

Federal records show no health-based violations and 8 monitoring/reporting issues for Ponca City Mun Water in the last ten years.

  • OK1021202
  • PONCA CITY
  • OK
  • 27,155 served

System profile

Source water Surface water
ZIP 74602
EPA system ID OK1021202

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
8

Key facts

  • Ponca City Mun Water draws water from 21 wells and 1 surface water intake.
  • Most recent enforcement action: boil water order by Oklahoma, August 2024.
  • Record on file since 1991, with 11 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 10,574 unknown out of 12,412 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Haloacetic Acids (HAA5)
Monitoring and reporting
 Oct 1, 2023 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Oct 1, 2023 Resolved
E. coli
Monitoring and reporting
 Jul 6, 2017 Resolved
E. coli
Monitoring and reporting
 Oct 29, 2015 Resolved
E. coli
Monitoring and reporting
 Sep 30, 2015 Resolved
E. coli
Monitoring and reporting
 Mar 7, 2015 Resolved
E. coli
Monitoring and reporting
 Oct 2, 2014 Resolved
E. coli
Monitoring and reporting
 Jul 22, 2014 Resolved

Full record since 1991

EPA's records for Ponca City Mun Water go back to 1991. Before October 19, 2016 they list 11 health-based violations (9 resolved, 2 archived by EPA without a recorded fix) and 14 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 5 4
2000s 5 3
2010 to October 18, 2016 1 7
October 19, 2016 to 2019 0 1
2020s 0 2

Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began April 2011, Resolved.

Show all 11 health-based violations before October 19, 2016
Contaminant Start date Status
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Apr 1, 2011 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 May 1, 2007 Resolved
Total Coliform
Contaminant limit exceeded
 Sep 1, 2003 Resolved
Total Coliform (acute)
Contaminant limit exceeded
 Sep 1, 2003 Archived
Total Coliform (acute)
Contaminant limit exceeded
 Sep 1, 2003 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Jun 1, 2002 Resolved
Total Coliform
Contaminant limit exceeded
 Sep 1, 1997 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Jul 1, 1993 Archived
Total Coliform
Contaminant limit exceeded
 Jun 1, 1992 Resolved
Total Coliform
Contaminant limit exceeded
 Oct 1, 1991 Resolved
Total Coliform
Contaminant limit exceeded
 Aug 1, 1991 Resolved

Enforcement actions

Oklahoma regulators took 4 formal enforcement actions against Ponca City Mun Water and issued 2 boil water orders between 2003 and 2024. The most recent was a boil water order in August 2024.

Date By Action Violations covered
Aug 28, 2024 Oklahoma Boil water order 1 violation
Jun 13, 2011 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Interim Enhanced Surface Water Treatment Rule
Aug 6, 2007 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Interim Enhanced Surface Water Treatment Rule
May 24, 2007 Oklahoma Compliance order with a penalty 1 violation: CARBON, TOTAL
Sep 12, 2003 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Total Coliform
Sep 12, 2003 Oklahoma Boil water order 1 violation (1 health-based): Total Coliform

Where the water comes from

Ponca City Mun Water draws water from 21 wells and 1 surface water intake. 6 other community water systems buy water from Ponca City Mun Water.

Community systems that buy water from it

Annual water quality report

Ponca City Mun Water must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Oklahoma.

Certified drinking water labs by state EPA guidance for private wells