DURANGO, CO · La Plata County

DURANGO CITY OF 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): CO0134150
System type: Community Water System
Population served: 33,787
Service connections: 7,631
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2023 – May 31, 2023
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
May 1, 2023 – May 31, 2023
Resolved
Monitoring, Source Water (LT2)
—
Cryptosporidium
November 1, 2016 – November 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2015 – December 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2015 – December 31, 2015
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2015 – June 30, 2015
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2005 – November 30, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
January 1, 2002 – March 31, 2002
Resolved
Monitoring, Regular
—
Endrin
January 1, 2002 – December 31, 2004
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 1997 – December 31, 1997
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1988 – December 31, 1988
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
May 1, 2023 – May 31, 2023	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2023 – May 31, 2023	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
November 1, 2016 – November 30, 2016	Monitoring, Source Water (LT2)	Cryptosporidium	—	Resolved
October 1, 2015 – December 31, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2015 – December 31, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
June 1, 2015 – June 30, 2015	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
November 1, 2005 – November 30, 2005	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2005 – July 31, 2005	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2002 – March 31, 2002	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2002 – December 31, 2004	Monitoring, Regular	Endrin	—	Resolved
January 1, 1997 – December 31, 1997	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 1988 – December 31, 1988	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

July 3, 2023State Compliance achieved2 linked violations
June 6, 2023State Public Notification requested2 linked violations
June 6, 2023State Violation/Reminder Notice2 linked violations
March 7, 2017State Compliance achieved3 linked violations
March 7, 2017State Violation/Reminder Notice3 linked violations
March 7, 2017State Public Notification requested3 linked violations
May 2, 2016State Compliance achieved2 linked violations
January 4, 2016State Compliance achieved1 linked violation
December 31, 2015State Public Notification requested2 linked violations
December 31, 2015State Violation/Reminder Notice2 linked violations
August 3, 2015State Violation/Reminder Notice1 linked violation
August 3, 2015State Public Notification requested1 linked violation
April 7, 2008State Compliance achieved2 linked violations
October 17, 2007State Compliance achieved1 linked violation
January 11, 2006State Violation/Reminder Notice2 linked violations
September 6, 2005State Violation/Reminder Notice1 linked violation
September 6, 2005State Public Notification requested1 linked violation
July 15, 2005State Violation/Reminder Notice1 linked violation
July 15, 2005State Public Notification requested1 linked violation
April 1, 2002State Compliance achieved2 linked violations
January 15, 1998State Compliance achieved1 linked violation
December 30, 1997State Formal Notice of Violation issued1 linked violation
December 30, 1997State Public Notification requested1 linked violation
May 21, 1991State Compliance achieved7 linked violations

Contact

HARRIS, JOHN

970-375-4809

DURANGO, CO 81301