SOUTHERN OKLA WATER CORP

Mr. Glen Jones, Chairman 1967 Sam Noble Pkwy, ARDMORE, OK, 73401-1611 · 580-223-8961

Legal business name: SOUTHERN OKLA WATER CORP

On the EPA record

Population served: 11250
Service connections: 4883
System type: Community water system
Primary water source: Surface water
Owner type: Local government

Drinking-water violations on record (422)

EPA's SDWIS records each violation as codes, not sentences. Each one below is shown with EPA's own published description of that violation type and contaminant. Health-based violations — a contaminant limit or treatment requirement not met — are marked apart from monitoring and reporting failures.

Showing the 250 most recent of 422 on record. For the complete record see EPA.

2025-10-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2025-12-31.

2025-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2025-12-31.

2025-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-12-31.

2025-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-12-31.

2025-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-12-31.

2025-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-09-30.

2025-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-09-30.

2025-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2025-09-30.

2025-05-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2025-05-31.

2025-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-06-30.

2025-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2025-03-31.

2024-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2024-12-31.

2024-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2024-12-31.

2024-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2024-09-30.

2024-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2024-09-30.

2024-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2024-06-30.

2024-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2024-03-31.

2023-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2023-12-31.

2023-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2023-09-30.

2023-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2023-09-30.

2023-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2023-06-30.

2023-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2023-06-30.

2023-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2023-03-31.

2022-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2022-12-31.

2022-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2022-09-30.

2022-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2022-06-30.

2022-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2022-06-30.

2022-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2022-03-31.

2022-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2022-03-31.

2022-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2022-03-31.

2022-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2022-03-31.

2021-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2021-12-31.

2021-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2021-12-31.

2021-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2021-09-30.

2021-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2021-09-30.

2021-07-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2021-09-30.

2021-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2021-06-30.

2021-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2021-03-31.

2021-01-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2021-03-31.

2020-10-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2020-10-31.

2020-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2020-12-31.

2020-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2020-09-30.

2020-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2020-06-30.

2020-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2020-03-31.

2019-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2019-12-31.

2019-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2019-12-31.

2019-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2019-09-30.

2019-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2019-09-30.

2019-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2019-06-30.

2019-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2019-06-30.

2019-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2019-03-31.

2019-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2019-03-31.

2018-10-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2018-10-31.

2018-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2018-12-31.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — cis-1,2-Dichloroethylene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — o-Dichlorobenzene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Vinyl chloride

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1-Dichloroethylene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — trans-1,2-Dichloroethylene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,1-Trichloroethane

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Trichloroethylene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,2-Trichloroethane

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Tetrachloroethylene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — CHLOROBENZENE

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Benzene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Ethylbenzene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Styrene

Recorded as corrected on 2018-09-30.

2018-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — p-Dichlorobenzene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloropropane

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2,4-Trichlorobenzene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Toluene

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloroethane

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Carbon tetrachloride

Recorded as corrected on 2018-09-30.

2018-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — DICHLOROMETHANE

Recorded as corrected on 2018-09-30.

2018-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Xylenes, Total

Recorded as corrected on 2018-09-30.

2018-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2018-06-30.

2018-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2018-06-30.

2018-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2018-03-31.

2018-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2018-03-31.

2018-01-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique (SWTR and GWR) — Surface Water Treatment Rule

Recorded as corrected on 2018-01-31.

2017-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2017-12-31.

2017-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2017-12-31.

2017-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2017-09-30.

2017-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2017-09-30.

2017-06-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2017-06-30.

2017-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2017-06-30.

2017-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2017-06-30.

2017-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2017-03-31.

2017-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2017-03-31.

2017-01-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2017-01-31.

2016-12-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2016-12-31.

2016-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2016-12-31.

2016-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2016-12-31.

2016-08-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, E. coli (RTCR) — Revised Total Coliform Rule

Recorded as corrected on 2016-08-31.

2016-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2016-09-30.

2016-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2016-09-30.

2016-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2016-06-30.

2016-04-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2016-06-30.

2016-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2016-06-30.

2016-04-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2016-04-30.

2016-03-31 — Monitoring and Reporting

category MR · monitoring & reporting

Failure Submit IDSE/Subpart V Plan Rpt — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2016-06-30.

2016-03-31 — Monitoring and Reporting

category MR · monitoring & reporting

Failure Submit IDSE/Subpart V Plan Rpt — TTHM

Recorded as corrected on 2016-06-30.

2016-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2016-03-31.

2016-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2016-03-31.

2015-12-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2015-12-31.

2015-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2015-12-31.

2015-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2015-12-31.

2015-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2015-09-30.

2015-04-01 — Monitoring and Reporting

category MR · monitoring & reporting

Failure Submit IDSE/Subpart V Plan Rpt — TTHM

Recorded as corrected on 2015-06-09.

2015-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2015-06-30.

2015-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2015-03-31.

2014-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2014-12-31.

2014-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2014-09-30.

2014-04-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2014-06-30.

2014-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2014-03-31.

2013-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2013-12-31.

2012-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 2012-10-31.

2011-11-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2011-11-30.

2011-11-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2011-11-30.

2011-09-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2011-09-30.

2011-08-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2011-08-31.

2011-08-01 — Treatment Technique Violation

category TT · health-based

Single Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2011-08-31.

2011-07-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2011-09-30.

2011-06-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2011-06-30.

2011-04-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2011-06-30.

2011-01-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2011-03-31.

2011-01-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2011-03-31.

2010-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Source Water (GWR) — E. COLI

Recorded as corrected on 2010-10-31.

2010-10-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2010-12-31.

2010-07-01 — Treatment Technique Violation

category TT · health-based

Treatment Technique Precursor Removal — CARBON, TOTAL

Recorded as corrected on 2010-09-30.

2010-04-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2010-06-30.

2010-04-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2010-06-30.

2010-03-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2010-03-31.

2010-01-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2010-01-31.

2010-01-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2010-03-31.

2010-01-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2010-01-31.

2009-12-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Monthly (TCR) — Coliform (TCR)

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Xylenes, Total

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — DICHLOROMETHANE

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Vinyl chloride

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — trans-1,2-Dichloroethylene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloroethane

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,1-Trichloroethane

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Carbon tetrachloride

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Trichloroethylene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Tetrachloroethylene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Benzene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Toluene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Styrene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloropropane

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — cis-1,2-Dichloroethylene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Ethylbenzene

Recorded as corrected on 2009-12-31.

2009-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,2-Trichloroethane

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1-Dichloroethylene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring and Reporting (DBP) — CARBON, TOTAL

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — p-Dichlorobenzene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Follow-up Or Routine LCR Tap M/R — Lead and Copper Rule

Recorded as corrected on 2010-07-27.

2009-10-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2,4-Trichlorobenzene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — o-Dichlorobenzene

Recorded as corrected on 2009-12-31.

2009-10-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — CHLOROBENZENE

Recorded as corrected on 2009-12-31.

2009-09-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2009-09-30.

2009-09-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Routine Major (TCR) — Coliform (TCR)

Recorded as corrected on 2009-09-30.

2009-08-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Routine Major (TCR) — Coliform (TCR)

Recorded as corrected on 2009-08-31.

2009-08-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2009-08-31.

2009-07-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2009-07-31.

2009-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on 2009-09-30.

2009-07-01 — Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — Total Haloacetic Acids (HAA5)

Recorded as corrected on 2009-09-30.

2009-07-01 — Treatment Technique Violation

category TT · health-based

Monthly Turbidity Exceed (Enhanced SWTR) — Interim Enhanced Surface Water Treatment Rule

Recorded as corrected on 2009-07-31.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — cis-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — p-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Vinyl chloride

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — trans-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Trichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Tetrachloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — CHLOROBENZENE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Benzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Toluene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — cis-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — o-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Vinyl chloride

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — trans-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloropropane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,2-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Toluene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Styrene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2,4-Trichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Xylenes, Total

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — DICHLOROMETHANE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Vinyl chloride

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — trans-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloropropane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Trichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Tetrachloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Benzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Toluene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Ethylbenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2,4-Trichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — cis-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — o-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — p-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Carbon tetrachloride

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloropropane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Trichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,2-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Tetrachloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — CHLOROBENZENE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Benzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Toluene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,2-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — trans-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Styrene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Trichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Xylenes, Total

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,1-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,2-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — DICHLOROMETHANE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,1-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — cis-1,2-Dichloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — CHLOROBENZENE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — DICHLOROMETHANE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Xylenes, Total

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Vinyl chloride

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — p-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Styrene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Styrene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — p-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Xylenes, Total

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Benzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — o-Dichlorobenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,1,1-Trichloroethane

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — DICHLOROMETHANE

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Ethylbenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Carbon tetrachloride

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Ethylbenzene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — Tetrachloroethylene

Recorded as corrected on 2009-09-30.

2009-07-01 — Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Regular — 1,2-Dichloroethane

Recorded as corrected on 2009-09-30.

Source: US Environmental Protection Agency (EPA) · EPA public water system ID (PWSID) OK1010830