DENVER, OK · Oklahoma County

TIMBERLAND MHC Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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): OK4005573
System type: Community Water System
Population served: 200
Service connections: 180
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – June 23, 2025
Resolved
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
Resolved
LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – July 26, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2022 – January 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2022 – February 22, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2021 – December 31, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2021 – November 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2021 – October 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2021 – December 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2021 – December 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2021 – December 31, 2021
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – November 17, 2022
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 2, 2020 – November 17, 2022
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
December 2, 2019 – November 17, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – December 12, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2016 – December 12, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2015 – December 12, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – December 12, 2017
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2013 – May 31, 2013
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 24, 2012
Unaddressed
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2011 – December 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2011 – August 31, 2011
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
July 1, 2011 – July 31, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
July 1, 2011 – July 31, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
October 1, 2010 – October 31, 2010
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 2010 – October 31, 2010
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 2010 – September 30, 2010
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2010 – September 30, 2010
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
September 1, 2010 – September 30, 2010
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
August 1, 2010 – August 31, 2010
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
August 1, 2010 – August 31, 2010
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2010 – December 31, 2010
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2010 – December 31, 2010
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2010 – June 30, 2010
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
January 1, 2010 – June 30, 2010
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
October 1, 2009 – December 31, 2009
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
October 1, 2009 – December 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2009 – August 31, 2009
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2009 – December 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 2008 – October 31, 2008
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
September 1, 2008 – September 30, 2008
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2008 – May 31, 2008
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2007 – January 30, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2007 – October 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2007 – August 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2006 – November 30, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2006 – October 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2006 – August 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2006 – July 31, 2006
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1994 – October 1, 1994
Resolved

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025 – June 23, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 17, 2024 – July 15, 2025	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Resolved
October 17, 2024 – July 15, 2025	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Resolved
July 1, 2024 – July 26, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2022 – January 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2022 – February 22, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
December 1, 2021 – December 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
November 1, 2021 – November 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2021 – October 31, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2021 – December 31, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2021 – December 31, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2021 – December 31, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2021 – November 17, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 2, 2020 – November 17, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
December 2, 2019 – November 17, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2017 – December 12, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2016 – December 12, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2015 – December 12, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2014 – December 12, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
May 1, 2013 – May 31, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 24, 2012	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
December 1, 2011 – December 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2011 – August 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2011 – July 31, 2011	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2011 – July 31, 2011	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2010 – October 31, 2010	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2010 – October 31, 2010	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
September 1, 2010 – September 30, 2010	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
September 1, 2010 – September 30, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 2010 – September 30, 2010	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2010 – August 31, 2010	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
August 1, 2010 – August 31, 2010	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2010 – December 31, 2010	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
July 1, 2010 – December 31, 2010	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2010 – June 30, 2010	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
January 1, 2010 – June 30, 2010	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
October 1, 2009 – December 31, 2009	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
October 1, 2009 – December 31, 2009	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
August 1, 2009 – August 31, 2009	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
October 1, 2008 – October 31, 2008	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
September 1, 2008 – September 30, 2008	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2008 – May 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2007 – January 30, 2009	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2007 – October 31, 2007	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2007 – August 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2006 – November 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2006 – October 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2006 – August 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2006 – July 31, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1994 – October 1, 1994	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Enforcement actions

July 15, 2025State Compliance achieved1 linked violation
July 11, 2025State Violation/Reminder Notice1 linked violation
July 26, 2024State Compliance achieved1 linked violation
December 2, 2022State Public Notification received1 linked violation
December 2, 2022State Public Notification received3 linked violations
July 19, 2022State Compliance achieved2 linked violations
March 24, 2022State Violation/Reminder Notice1 linked violation
March 24, 2022State Public Notification requested2 linked violations
March 1, 2022State Public Notification requested3 linked violations
January 19, 2022State Public Notification requested2 linked violations
January 5, 2022State Violation/Reminder Notice2 linked violations
December 28, 2021State Violation/Reminder Notice2 linked violations
December 28, 2021State Public Notification requested2 linked violations
December 12, 2017State Compliance achieved4 linked violations
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 9, 2016Federal Compliance achieved3 linked violations
February 2, 2012State Public Notification requested3 linked violations
December 31, 2011State Compliance achieved16 linked violations
October 3, 2011State Public Notification requested1 linked violation
August 18, 2011State Public Notification requested1 linked violation
April 12, 2011State Public Notification requested1 linked violation
April 12, 2011State Public Notification requested3 linked violations
April 12, 2011State Violation/Reminder Notice7 linked violations
April 12, 2011State Public Notification requested7 linked violations
April 12, 2011State Administrative/Compliance Order with penalty issued3 linked violations
April 12, 2011State Public Notification requested2 linked violations
April 12, 2011State Public Notification requested2 linked violations
February 18, 2011State Public Notification received1 linked violation
January 11, 2011State Public Notification requested1 linked violation
November 16, 2010State Public Notification requested1 linked violation
November 16, 2010State Public Notification requested1 linked violation
November 16, 2010State Public Notification requested1 linked violation
November 12, 2010State Public Notification requested1 linked violation
September 10, 2010State Public Notification requested3 linked violations
September 10, 2010State Public Notification requested1 linked violation
April 6, 2010State Public Notification received1 linked violation
March 25, 2010State Public Notification requested1 linked violation
March 3, 2010State Public Notification requested1 linked violation
February 8, 2010State Violation/Reminder Notice1 linked violation
December 14, 2009State Public Notification requested1 linked violation
December 14, 2009State Public Notification requested1 linked violation
December 14, 2009State Public Notification requested1 linked violation
February 6, 2009State Public Notification requested1 linked violation
November 21, 2008State Public Notification requested1 linked violation
October 27, 2008State Public Notification requested1 linked violation
July 9, 2008State Public Notification requested1 linked violation
June 30, 2008State Public Notification requested1 linked violation
November 20, 2007State Violation/Reminder Notice1 linked violation
September 26, 2007State Violation/Reminder Notice1 linked violation
August 22, 2007State Violation/Reminder Notice1 linked violation
February 21, 2007State Violation/Reminder Notice1 linked violation
February 5, 2007State Violation/Reminder Notice1 linked violation
October 6, 2006State Public Notification requested2 linked violations
August 30, 2006State Public Notification requested1 linked violation
August 30, 2006State Violation/Reminder Notice9 linked violations
August 27, 2004State Public Notification requested1 linked violation
August 27, 2004State Violation/Reminder Notice1 linked violation
August 3, 2004State Public Notification requested1 linked violation
June 8, 2004State Public Notification requested1 linked violation
June 8, 2004State Violation/Reminder Notice1 linked violation
December 5, 2003State Public Notification received3 linked violations
October 2, 2003State Administrative/Compliance Order with penalty issued2 linked violations
October 2, 2003State Boil Water Order2 linked violations
September 30, 2003State Compliance achieved1 linked violation
September 30, 2003State Public Notification received3 linked violations
October 1, 1994State Compliance achieved1 linked violation

Contact

HAMILTON, KAREN

303-483-7302

DENVER, CO 80237