GREENWOOD VILLAGE, CO · Jefferson County

MT VERNON COUNTRY CLUB Water System

Current status

No open violations on record as of July 4, 2026.

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 Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

System facts

System ID (PWSID): CO0130090
System type: Community Water System
Population served: 734
Service connections: 110
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Source Water (LT2)
—
E. COLI
September 1, 2023 – September 30, 2023
Archived
Monitoring, Source Water (LT2)
—
E. COLI
June 1, 2023 – June 30, 2023
Archived
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
May 1, 2023 – May 31, 2023
Resolved
Monitoring, Regular
—
Vinyl chloride
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Benzene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
CHLOROBENZENE
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Tetrachloroethylene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Trichloroethylene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Carbon tetrachloride
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Xylenes, Total
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Styrene
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Toluene
April 1, 2023 – June 30, 2023
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
October 12, 2022 – October 25, 2022
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
October 2, 2022 – October 14, 2022
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2019 – June 30, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2019 – June 30, 2019
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2018 – November 30, 2018
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
November 1, 2018 – November 30, 2018
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2018 – August 31, 2018
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2018 – August 31, 2018
Resolved
Monitoring, Regular
—
CHLOROBENZENE
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Xylenes, Total
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Vinyl chloride
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Carbon tetrachloride
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Trichloroethylene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Tetrachloroethylene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Benzene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Toluene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Ethylbenzene
April 1, 2018 – June 30, 2018
Resolved
Monitoring, Regular
—
Styrene
April 1, 2018 – June 30, 2018
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
March 1, 2018 – March 31, 2018
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
March 1, 2018 – March 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2018 – March 31, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
September 1, 2017 – October 18, 2017
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2017 – July 31, 2017
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2016 – December 31, 2016
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
October 1, 2016 – October 31, 2016
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2016 – October 31, 2016
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
December 1, 2014 – December 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
December 1, 2014 – December 31, 2014
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 2014 – September 30, 2014
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
September 1, 2014 – September 30, 2014
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2014 – August 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2014 – August 31, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2014 – July 31, 2014
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2014 – July 31, 2014
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2014 – June 30, 2014
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2014 – May 31, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1992 – June 30, 1992
Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
September 1, 2023 – September 30, 2023	Monitoring, Source Water (LT2)	E. COLI	—	Archived
June 1, 2023 – June 30, 2023	Monitoring, Source Water (LT2)	E. COLI	—	Archived
May 1, 2023 – May 31, 2023	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Vinyl chloride	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Benzene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	CHLOROBENZENE	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Tetrachloroethylene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Trichloroethylene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Carbon tetrachloride	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Xylenes, Total	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Styrene	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Toluene	—	Resolved
October 12, 2022 – October 25, 2022	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
October 2, 2022 – October 14, 2022	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
June 1, 2019 – June 30, 2019	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2019 – June 30, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2018 – November 30, 2018	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
November 1, 2018 – November 30, 2018	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2018 – August 31, 2018	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2018 – August 31, 2018	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	CHLOROBENZENE	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Xylenes, Total	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Vinyl chloride	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Carbon tetrachloride	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Trichloroethylene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Tetrachloroethylene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Benzene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Toluene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Ethylbenzene	—	Resolved
April 1, 2018 – June 30, 2018	Monitoring, Regular	Styrene	—	Resolved
March 1, 2018 – March 31, 2018	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
March 1, 2018 – March 31, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2018 – March 31, 2018	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2017 – October 18, 2017	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2017 – July 31, 2017	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
December 1, 2016 – December 31, 2016	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2016 – October 31, 2016	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
October 1, 2016 – October 31, 2016	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
December 1, 2014 – December 31, 2014	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
December 1, 2014 – December 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2014 – September 30, 2014	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 2014 – September 30, 2014	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
August 1, 2014 – August 31, 2014	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2014 – August 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2014 – July 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2014 – July 31, 2014	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2014 – June 30, 2014	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
May 1, 2014 – May 31, 2014	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 1992 – June 30, 1992	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

April 4, 2024State Public Notification received1 linked violation
December 12, 2023State Public Notification requested1 linked violation
December 12, 2023State Violation/Reminder Notice1 linked violation
December 1, 2023State Violation/Reminder Notice1 linked violation
December 1, 2023State Public Notification requested1 linked violation
December 1, 2023State Violation/Reminder Notice1 linked violation
December 1, 2023State Public Notification requested1 linked violation
September 25, 2023State Public Notification received1 linked violation
September 22, 2023State Compliance achieved1 linked violation
September 8, 2023State Violation/Reminder Notice1 linked violation
September 8, 2023State Violation/Reminder Notice1 linked violation
September 8, 2023State Public Notification requested1 linked violation
September 8, 2023State Public Notification requested1 linked violation
August 8, 2023State Public Notification requested24 linked violations
August 8, 2023State Violation/Reminder Notice1 linked violation
August 8, 2023State Violation/Reminder Notice21 linked violations
August 8, 2023State Public Notification requested1 linked violation
July 26, 2023State Compliance achieved25 linked violations
July 10, 2023State Compliance achieved1 linked violation
June 12, 2023State Violation/Reminder Notice2 linked violations
November 9, 2022State Violation/Reminder Notice3 linked violations
October 25, 2022State Compliance achieved1 linked violation
October 14, 2022State Compliance achieved1 linked violation
October 12, 2022State Violation/Reminder Notice1 linked violation
October 12, 2022State Public Notification requested1 linked violation
April 6, 2020State Boil Water Ordergeneral compliance action — not tied to a specific violation on record
August 8, 2019State Public Notification received1 linked violation
August 7, 2019State Compliance achieved2 linked violations
July 19, 2019State Public Notification requested1 linked violation
July 19, 2019State Violation/Reminder Notice1 linked violation
July 19, 2019State Violation/Reminder Notice1 linked violation
July 19, 2019State Public Notification requested1 linked violation
February 14, 2019State Compliance achieved26 linked violations
December 13, 2018State Public Notification requested2 linked violations
December 13, 2018State Violation/Reminder Notice1 linked violation
December 13, 2018State Public Notification requested1 linked violation
December 13, 2018State Violation/Reminder Notice1 linked violation
October 17, 2018State Public Notification received1 linked violation
September 18, 2018State Public Notification requested1 linked violation
September 18, 2018State Public Notification requested1 linked violation
September 18, 2018State Violation/Reminder Notice1 linked violation
September 18, 2018State Violation/Reminder Notice1 linked violation
July 31, 2018State Public Notification requested21 linked violations
July 31, 2018State Violation/Reminder Notice23 linked violations
April 16, 2018State Compliance achieved3 linked violations
April 12, 2018State Violation/Reminder Notice32 linked violations
April 12, 2018State Public Notification requested127 linked violations
August 15, 2017State Public Notification requested11 linked violations
May 10, 2017State Compliance achieved6 linked violations
January 18, 2017State Public Notification requested4 linked violations
January 10, 2017State Public Notification requested3 linked violations
November 22, 2016State Violation/Reminder Notice3 linked violations
February 6, 2015State Violation/Reminder Notice1 linked violation
February 6, 2015State Public Notification requested2 linked violations
February 6, 2015State Public Notification requested1 linked violation
November 19, 2014State Public Notification received11 linked violations
October 21, 2014State Violation/Reminder Notice2 linked violations
October 21, 2014State Public Notification requested6 linked violations
October 21, 2014State Public Notification requested7 linked violations
October 21, 2014State Violation/Reminder Notice4 linked violations
October 21, 2014State Public Notification requested2 linked violations
April 29, 2008State Compliance achieved2 linked violations

Contact

COUTURE, MOLLY

303-381-4972

GREENWOOD VILLAGE, CO 80111