COOKSON, OK · Cherokee County
CHEROKEE CO. RWD # 16 (LAKEWOOD) Water System
Consumer Confidence Report status
CHEROKEE CO. RWD # 16 (LAKEWOOD) must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for CHEROKEE CO. RWD # 16 (LAKEWOOD).
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Oklahoma’s official records. Always confirm current status with Oklahoma before making decisions based on this information.
System facts
- System ID (PWSID)
- OK1021731
- System type
- Community Water System
- Population served
- 200
- Service connections
- 253
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
CHEROKEE CO. RWD # 16 (LAKEWOOD) is one of 1,277 community water systems in Oklahoma in the 500 or fewer people size category, serving 200 people from surface water.
As of August 1, 2026, its federal record holds 32 entries between 2009 and 2025, all of which EPA lists as closed.
Of the 32, 24 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 1 Disinfectants and Disinfection Byproducts Rule, the Surface Water Treatment Rules, and the Total Coliform Rules.
Violation history
Monitoring and Reporting (DBP)
—Chlorine
July 1, 2025 – July 31, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
June 1, 2025 – June 30, 2025
ResolvedMonitoring and Reporting (DBP)
—Chlorine
June 1, 2025 – June 30, 2025
ResolvedMonitoring and Reporting (DBP)
—Chlorine
May 1, 2025 – May 31, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
April 1, 2025 – April 30, 2025
ResolvedMonitoring and Reporting (DBP)
—Chlorine
February 1, 2025 – February 28, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
February 1, 2025 – February 28, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
December 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—Chlorine
December 1, 2024 – December 31, 2024
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
November 1, 2024 – November 30, 2024
ResolvedMonitoring and Reporting (DBP)
—Chlorine
November 1, 2024 – November 30, 2024
ResolvedLSL Reporting
—LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
ResolvedMonitoring and Reporting (DBP)
—Chlorine
September 1, 2024 – September 30, 2024
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2024 – December 31, 2024
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2023 – June 30, 2023
ResolvedMonitoring of Treatment (SWTR-Filter)
—Surface Water Treatment Rule
February 1, 2020 – February 29, 2020
ResolvedMonitoring and Reporting (DBP)
—TTHM
October 1, 2019 – September 30, 2020
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2019 – March 31, 2019
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
October 1, 2018 – September 30, 2019
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
March 1, 2018 – March 31, 2018
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
March 1, 2016 – March 31, 2016
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
February 1, 2016 – February 29, 2016
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
January 1, 2016 – January 31, 2016
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2015 – June 30, 2015
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2013 – November 20, 2013
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
June 1, 2013 – June 30, 2013
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2012 – December 31, 2012
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2012 – December 31, 2012
ResolvedSingle Turbidity Exceed (Enhanced SWTR)
Health-basedInterim Enhanced Surface Water Treatment Rule
May 1, 2011 – May 31, 2011
ResolvedMonthly Turbidity Exceed (Enhanced SWTR)
Health-basedInterim Enhanced Surface Water Treatment Rule
May 1, 2011 – May 31, 2011
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 2009 – May 31, 2009
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2025 – July 31, 2025 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| June 1, 2025 – June 30, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| June 1, 2025 – June 30, 2025 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| May 1, 2025 – May 31, 2025 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| April 1, 2025 – April 30, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| February 1, 2025 – February 28, 2025 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| February 1, 2025 – February 28, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| December 1, 2024 – December 31, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| December 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| November 1, 2024 – November 30, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| November 1, 2024 – November 30, 2024 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| October 17, 2024 – July 15, 2025 | LSL Reporting | LEAD AND COPPER RULE REVISIONS | — | Resolved |
| September 1, 2024 – September 30, 2024 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| January 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| April 1, 2023 – June 30, 2023 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| February 1, 2020 – February 29, 2020 | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | — | Resolved |
| October 1, 2019 – September 30, 2020 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2019 – March 31, 2019 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| October 1, 2018 – September 30, 2019 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| March 1, 2018 – March 31, 2018 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| March 1, 2016 – March 31, 2016 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| February 1, 2016 – February 29, 2016 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| January 1, 2016 – January 31, 2016 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| June 1, 2015 – June 30, 2015 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 2013 – November 20, 2013 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| June 1, 2013 – June 30, 2013 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2012 – December 31, 2012 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| May 1, 2011 – May 31, 2011 | Single Turbidity Exceed (Enhanced SWTR) | Interim Enhanced Surface Water Treatment Rule | Health-based | Resolved |
| May 1, 2011 – May 31, 2011 | Monthly Turbidity Exceed (Enhanced SWTR) | Interim Enhanced Surface Water Treatment Rule | Health-based | Resolved |
| May 1, 2009 – May 31, 2009 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 23, 2025State Public Notification requested16 linked violations
- April 1, 2025State Compliance achieved31 linked violations
- June 17, 2021State Public Notification received13 linked violations
- December 11, 2020State Public Notification requested11 linked violations
- March 18, 2019State Public Notification requested7 linked violations
- January 10, 2019State Public Notification requested14 linked violations
- July 6, 2018State Administrative/Compliance Order without penalty issued38 linked violations
- May 20, 2016State Administrative/Compliance Order with penalty issued15 linked violations
- November 1, 2013State Public Notification requested30 linked violations
- May 19, 1998State Administrative/Compliance Order without penalty issued2 linked violations
- April 16, 1998State Administrative/Compliance Order without penalty issued2 linked violations
- September 14, 1993State Administrative/Compliance Order without penalty issued3 linked violations
Common questions
Is CHEROKEE CO. RWD # 16 (LAKEWOOD) required to publish a Consumer Confidence Report?
- Yes. CHEROKEE CO. RWD # 16 (LAKEWOOD) is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is CHEROKEE CO. RWD # 16 (LAKEWOOD)’s next Consumer Confidence Report due?
- CHEROKEE CO. RWD # 16 (LAKEWOOD)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CHEROKEE CO. RWD # 16 (LAKEWOOD) have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CHEROKEE CO. RWD # 16 (LAKEWOOD).
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
CHEROKEE CO. RWD # 16 (LAKEWOOD)
918-207-9436
COOKSON, OK 74427