DENVER, CO · Garfield County

MOUNTAIN VALLEY MHP 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): CO0123519
System type: Community Water System
Population served: 338
Service connections: 68
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Public Notification Violation without NPDWR Violation
—
Public Notice
March 17, 2024 – April 18, 2024
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
July 26, 2021 – July 30, 2021
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
April 26, 2021 – July 30, 2021
Resolved
Monitoring, Regular
—
Tetrachloroethylene
April 1, 2021 – June 30, 2021
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
January 26, 2021 – July 30, 2021
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
October 26, 2020 – July 30, 2021
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
July 26, 2020 – July 30, 2021
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
April 26, 2020 – July 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2020 – September 21, 2021
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2020 – September 21, 2021
Resolved
Treatment Technique No Certif. Operator
Health-based
Stage 1 Disinfectants and Disinfection Byproducts Rule
August 1, 2019 – September 23, 2019
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2006 – September 30, 2006
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 1995 – December 31, 1995
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
March 17, 2024 – April 18, 2024	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
July 26, 2021 – July 30, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
April 26, 2021 – July 30, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 26, 2021 – July 30, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
October 26, 2020 – July 30, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
July 26, 2020 – July 30, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
April 26, 2020 – July 30, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
January 1, 2020 – September 21, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2020 – September 21, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
August 1, 2019 – September 23, 2019	Treatment Technique No Certif. Operator	Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-based	Resolved
July 1, 2006 – September 30, 2006	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 1995 – December 31, 1995	Monitoring, Regular	Nitrate-Nitrite	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

April 18, 2024State Compliance achieved1 linked violation
March 28, 2024State Violation/Reminder Notice1 linked violation
October 11, 2021State Compliance achieved1 linked violation
September 21, 2021State Compliance achieved2 linked violations
August 5, 2021State Violation/Reminder Notice1 linked violation
July 30, 2021State Compliance achieved6 linked violations
July 28, 2021State Violation/Reminder Notice1 linked violation
July 28, 2021State Public Notification requested1 linked violation
May 14, 2021State Violation/Reminder Notice1 linked violation
February 9, 2021State Violation/Reminder Notice1 linked violation
November 17, 2020State Violation/Reminder Notice1 linked violation
October 21, 2020State Violation/Reminder Notice2 linked violations
October 21, 2020State Public Notification requested2 linked violations
September 1, 2020State Violation/Reminder Notice1 linked violation
June 2, 2020State Violation/Reminder Notice1 linked violation
September 23, 2019State Compliance achieved1 linked violation
September 17, 2019State Public Notification received1 linked violation
August 8, 2019State Violation/Reminder Notice1 linked violation
August 8, 2019State Public Notification requested1 linked violation
April 7, 2008State Compliance achieved1 linked violation
January 30, 2007State Compliance achieved1 linked violation
December 18, 2006State Violation/Reminder Notice1 linked violation
January 16, 1996State Compliance achieved1 linked violation
December 28, 1995State Formal Notice of Violation issued2 linked violations
December 28, 1995State Public Notification requested2 linked violations

Contact

PERRYMAN, TIFFANY

479-462-9078

DENVER, CO 80202