Public water system record

Pittsburg Co. Water Authority

On record as serving Pittsburg County, OK · Serves 5 people

Federal records show 5 health-based violations and 80 monitoring/reporting issues for Pittsburg Co. Water Authority in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

  • OK1020616
  • MCALESTER
  • OK
  • 5 served

System profile

Source water Surface water
ZIP 74502
EPA system ID OK1020616

Verify this system on EPA ECHO →

Health-based violations, last 10 years
5
Resolved
4
Unresolved
1
Any acute record
No
Monitoring issues, last 10 years
80

Key facts

  • Pittsburg Co. Water Authority draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit), 2017.
  • Most recent formal enforcement: compliance order (no penalty) by Oklahoma, September 2021.
  • Record on file since 1993, with 119 health-based violations before October 19, 2016.

Check whether Pittsburg Co. Water Authority serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

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

Contaminant Rule family Start date Status Acute
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
350 Oct 17, 2024 Active No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
220 Apr 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
220 Jan 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Jul 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Consumer Confidence Rule
OTHER
Jul 1, 2025 Active
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Mar 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
LEAD AND COPPER RULE REVISIONS
RPT
Oct 17, 2024 Active
Chlordane
Monitoring and reporting
Jul 1, 2024 Resolved
ETHYLENE DIBROMIDE
Monitoring and reporting
Jul 1, 2024 Resolved
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
Jul 1, 2024 Resolved
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
Jul 1, 2024 Resolved
Pentachlorophenol
Monitoring and reporting
Jul 1, 2024 Resolved
Benzo(a)pyrene
Monitoring and reporting
Jul 1, 2024 Resolved
HEXACHLOROBENZENE
Monitoring and reporting
Jul 1, 2024 Resolved
2,4,5-TP
Monitoring and reporting
Jul 1, 2024 Resolved
2,4-D
Monitoring and reporting
Jul 1, 2024 Resolved
Heptachlor epoxide
Monitoring and reporting
Jul 1, 2024 Resolved
Heptachlor
Monitoring and reporting
Jul 1, 2024 Resolved
LASSO
Monitoring and reporting
Jul 1, 2024 Resolved
Atrazine
Monitoring and reporting
Jul 1, 2024 Resolved
Carbofuran
Monitoring and reporting
Jul 1, 2024 Resolved
Hexachlorocyclopentadiene
Monitoring and reporting
Jul 1, 2024 Resolved
Dinoseb
Monitoring and reporting
Jul 1, 2024 Resolved
Picloram
Monitoring and reporting
Jul 1, 2024 Resolved
Di(2-ethylhexyl) phthalate
Monitoring and reporting
Jul 1, 2024 Resolved
Simazine
Monitoring and reporting
Jul 1, 2024 Resolved
OXAMYL
Monitoring and reporting
Jul 1, 2024 Resolved
Di(2-ethylhexyl) adipate
Monitoring and reporting
Jul 1, 2024 Resolved
Glyphosate
Monitoring and reporting
Jul 1, 2024 Resolved
Endothall
Monitoring and reporting
Jul 1, 2024 Resolved
Diquat
Monitoring and reporting
Jul 1, 2024 Resolved
Dalapon
Monitoring and reporting
Jul 1, 2024 Resolved
Toxaphene
Monitoring and reporting
Jul 1, 2024 Resolved
Methoxychlor
Monitoring and reporting
Jul 1, 2024 Resolved
BHC-GAMMA
Monitoring and reporting
Jul 1, 2024 Resolved
Endrin
Monitoring and reporting
Jul 1, 2024 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2023 Resolved
Nitrate-Nitrite
Monitoring and reporting
Jan 1, 2023 Resolved
Revised Total Coliform Rule
Monitoring violation
Nov 1, 2021 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2021 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2021 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
Oct 1, 2021 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2021 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2021 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2021 Resolved
Public Notice
OTHER
Jan 26, 2021 Resolved
Public Notice
OTHER
Jan 26, 2021 Resolved
Public Notice
OTHER
Jan 26, 2021 Resolved
Public Notice
OTHER
Dec 27, 2020 Resolved
Public Notice
OTHER
Dec 27, 2020 Resolved
Public Notice
OTHER
Dec 27, 2020 Resolved
Public Notice
OTHER
Dec 27, 2020 Resolved
Public Notice
OTHER
Dec 27, 2020 Resolved
Public Notice
OTHER
Oct 29, 2020 Resolved
Consumer Confidence Rule
OTHER
Oct 2, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2020 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2020 Resolved
Nitrate-Nitrite
Monitoring and reporting
Jan 1, 2020 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Dec 30, 2019 Resolved
Consumer Confidence Rule
OTHER
Dec 2, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
Nov 1, 2019 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2019 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2019 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2019 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2019 Resolved
CARBON, TOTAL
Monitoring and reporting
Oct 1, 2019 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2019 Resolved
Revised Total Coliform Rule
Monitoring violation
Oct 1, 2019 Resolved
Public Notice
OTHER
Jul 27, 2019 Resolved
Public Notice
OTHER
Dec 25, 2018 Resolved
Public Notice
OTHER
Oct 28, 2018 Resolved
CARBON, TOTAL
Monitoring and reporting
Apr 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Apr 1, 2018 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Sep 29, 2017 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2017 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
May 1, 2017 Resolved
Gross Beta Particle Activity
Monitoring and reporting
Jan 1, 2008 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2008 Resolved
Combined Uranium
Monitoring and reporting
Jan 1, 2008 Resolved
Gross Alpha, Excl. Radon and U
Monitoring and reporting
Jan 1, 2008 Resolved

Full record since 1993

EPA's records for Pittsburg Co. Water Authority go back to 1993. Before October 19, 2016 they list 119 health-based violations (116 resolved, 3 archived by EPA without a recorded fix) and 65 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 2 7
2000s 66 29
2010 to October 18, 2016 51 29
October 19, 2016 to 2019 3 19
2020s 2 57

Most recent health-based violation before October 19, 2016: CARBON, TOTAL, began October 2014, Resolved.

Show all 119 health-based violations before October 19, 2016
Contaminant Start date Status
CARBON, TOTAL
Treatment technique failure
Oct 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
Jul 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.106 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
Jul 1, 2014 Resolved
CARBON, TOTAL
Treatment technique failure
Jul 1, 2014 Resolved
CARBON, TOTAL
Treatment technique failure
Apr 1, 2014 Resolved
CARBON, TOTAL
Treatment technique failure
Jan 1, 2014 Resolved
CARBON, TOTAL
Treatment technique failure
Oct 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.122 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
Jul 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.075 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
Jul 1, 2013 Resolved
CARBON, TOTAL
Treatment technique failure
Jul 1, 2013 Resolved
CARBON, TOTAL
Treatment technique failure
Apr 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
Apr 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.119 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
Apr 1, 2013 Resolved
CARBON, TOTAL
Treatment technique failure
Jan 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Jan 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.155 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
Jan 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
Oct 1, 2012 Resolved
CARBON, TOTAL
Treatment technique failure
Oct 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.171 mg/L, federal limit 0.08 mg/L (2.1 times the limit)
Oct 1, 2012 Resolved
CARBON, TOTAL
Treatment technique failure
Jul 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.17 mg/L, federal limit 0.08 mg/L (2.1 times the limit)
Jul 1, 2012 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
Jul 1, 2012 Resolved
CARBON, TOTAL
Treatment technique failure
Apr 1, 2012 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.136 mg/L, federal limit 0.06 mg/L (2.3 times the limit)
Apr 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.181 mg/L, federal limit 0.08 mg/L (2.3 times the limit)
Apr 1, 2012 Resolved
CARBON, TOTAL
Treatment technique failure
Jan 1, 2012 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.13 mg/L, federal limit 0.06 mg/L (2.2 times the limit)
Jan 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.176 mg/L, federal limit 0.08 mg/L (2.2 times the limit)
Jan 1, 2012 Resolved
CARBON, TOTAL
Treatment technique failure
Oct 1, 2011 Archived
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.127 mg/L, federal limit 0.06 mg/L (2.1 times the limit)
Oct 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.164 mg/L, federal limit 0.08 mg/L (2.1 times the limit)
Oct 1, 2011 Resolved
CARBON, TOTAL
Treatment technique failure
Jul 1, 2011 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.126 mg/L, federal limit 0.06 mg/L (2.1 times the limit)
Jul 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.162 mg/L, federal limit 0.08 mg/L (2 times the limit)
Jul 1, 2011 Resolved
CARBON, TOTAL
Treatment technique failure
Apr 1, 2011 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
Apr 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.104 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
Apr 1, 2011 Resolved
CARBON, TOTAL
Treatment technique failure
Jan 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
Jan 1, 2011 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
Jan 1, 2011 Resolved
CARBON, TOTAL
Treatment technique failure
Oct 1, 2010 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.075 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
Oct 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.138 mg/L, federal limit 0.08 mg/L (1.7 times the limit)
Oct 1, 2010 Resolved
CARBON, TOTAL
Treatment technique failure
Jul 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.099 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
Jul 1, 2010 Resolved
CARBON, TOTAL
Treatment technique failure
Apr 1, 2010 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
Apr 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.155 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
Apr 1, 2010 Resolved
CARBON, TOTAL
Treatment technique failure
Jan 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.173 mg/L, federal limit 0.08 mg/L (2.2 times the limit)
Jan 1, 2010 Resolved

69 older violations are not listed here. EPA ECHO has the complete list.

Enforcement actions

Oklahoma regulators took 24 formal enforcement actions against Pittsburg Co. Water Authority between 2002 and 2021, filed as 25 records in EPA's data. The most recent was a compliance order (no penalty) in September 2021.

Date By Action Violations covered
Sep 15, 2021 Oklahoma Compliance order (no penalty) 17 violations: Public Notice, Lead and Copper Rule, Consumer Confidence Rule, Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Sep 18, 2020 Oklahoma Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Apr 23, 2018 Oklahoma Compliance order (no penalty) 3 violations (3 health-based): Total Trihalomethanes (TTHMs)
Dec 2, 2014 Oklahoma Compliance order with a penalty 3 violations (3 health-based): Haloacetic Acids (HAA5), CARBON, TOTAL, Total Trihalomethanes (TTHMs)
Sep 25, 2013 Oklahoma Compliance order with a penalty 4 violations: Surface Water Treatment Rule
Aug 20, 2012 Oklahoma Compliance order with a penalty 110 violations (110 health-based): Total Trihalomethanes (TTHMs), CARBON, TOTAL, Haloacetic Acids (HAA5)
May 7, 2012 Oklahoma Compliance order with a penalty 1 violation: Lead and Copper Rule
Aug 24, 2011 Oklahoma Compliance order with a penalty 80 violations (80 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), CARBON, TOTAL
Oct 20, 2008 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Interim Enhanced Surface Water Treatment Rule
Dec 17, 2007 Oklahoma Compliance order with a penalty 3 violations (3 health-based): CARBON, TOTAL, Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)
Jun 8, 2007 Oklahoma Compliance order with a penalty 3 violations (3 health-based): CARBON, TOTAL, Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)
Apr 19, 2007 Oklahoma Compliance order with a penalty 3 violations (3 health-based): CARBON, TOTAL, Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Nov 14, 2006 Oklahoma Compliance order with a penalty 4 violations (2 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs), CARBON, TOTAL
Sep 27, 2006 Oklahoma Compliance order with a penalty 3 violations (3 health-based): CARBON, TOTAL, Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Aug 10, 2006 Oklahoma Compliance order with a penalty 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Apr 6, 2006 Oklahoma Compliance order with a penalty 3 violations (3 health-based): Haloacetic Acids (HAA5), CARBON, TOTAL, Total Trihalomethanes (TTHMs)
Jan 26, 2006 Oklahoma Compliance order with a penalty 6 violations (6 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), CARBON, TOTAL
Jun 24, 2005 Oklahoma Compliance order with a penalty 8 violations (6 health-based): Total Trihalomethanes (TTHMs), CARBON, TOTAL, Haloacetic Acids (HAA5)
May 18, 2005 Oklahoma Compliance order (no penalty) 104 violations (98 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), CARBON, TOTAL
Jan 11, 2005 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Total Trihalomethanes (TTHMs)
Oct 15, 2004 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Haloacetic Acids (HAA5)
Feb 13, 2003 Oklahoma Compliance order with a penalty 1 violation: Nitrate
May 9, 2002 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Surface Water Treatment Rule
Apr 19, 2002 Oklahoma Compliance order with a penalty 1 violation (1 health-based): Surface Water Treatment Rule

What the violations mean

Total Trihalomethanes (TTHMs)

3 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Haloacetic Acids (HAA5)

1 incident

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Pittsburg Co. Water Authority draws water from 1 surface water intake. 4 other community water systems buy water from Pittsburg Co. Water Authority.

Community systems that buy water from it

Annual water quality report

Pittsburg Co. Water Authority 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Pittsburg Co. Water Authority for a copy.

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.