TRINIDAD, CO · Las Animas County

TRINIDAD 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): CO0136800
System type: Community Water System
Population served: 11,400
Service connections: 4,364
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – July 15, 2024
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2023 – September 30, 2023
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2021 – September 30, 2021
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2018 – August 9, 2018
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
January 1, 2017 – January 31, 2017
Resolved
Monitoring, Regular
—
Endrin
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Simazine
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
December 1, 2016 – December 31, 2016
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
November 1, 2016 – November 30, 2016
Resolved
Monitoring, Source Water (LT2)
—
Turbidity
October 1, 2016 – October 31, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 2016 – July 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2016 – September 30, 2016
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2012 – September 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2012 – September 30, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Diquat
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Endothall
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Simazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Picloram
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
LASSO
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
November 1, 2003 – November 30, 2003
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
October 1, 2003 – October 31, 2003
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2003 – June 30, 2003
Resolved
Monitoring, Regular
—
Selenium
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
Mercury
January 1, 2003 – December 31, 2003
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2003 – March 31, 2003
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – December 31, 2003
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2024 – July 15, 2024	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2021 – September 30, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2018 – August 9, 2018	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2017 – January 31, 2017	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Endrin	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Simazine	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Dinoseb	—	Resolved
December 1, 2016 – December 31, 2016	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
November 1, 2016 – November 30, 2016	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
October 1, 2016 – October 31, 2016	Monitoring, Source Water (LT2)	Turbidity	—	Resolved
July 1, 2016 – July 31, 2016	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2012 – September 30, 2012	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2012 – September 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Diquat	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endothall	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Picloram	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	LASSO	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
November 1, 2003 – November 30, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
October 1, 2003 – October 31, 2003	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 2003 – June 30, 2003	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Selenium	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Mercury	—	Resolved
January 1, 2003 – March 31, 2003	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrate	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

June 20, 2025State Public Notification received2 linked violations
July 15, 2024State Compliance achieved1 linked violation
July 15, 2024State Public Notification requested1 linked violation
June 21, 2024State Public Notification received3 linked violations
October 20, 2023State Public Notification requested4 linked violations
March 9, 2022State Compliance achieved32 linked violations
October 15, 2021State Compliance achieved2 linked violations
October 14, 2021State Violation/Reminder Notice1 linked violation
October 14, 2021State Public Notification requested3 linked violations
October 14, 2021State Public Notification requested2 linked violations
September 29, 2021State Compliance achieved3 linked violations
October 20, 2020State Public Notification requested3 linked violations
February 5, 2020State Public Notification requested33 linked violations
February 5, 2020State Violation/Reminder Notice33 linked violations
August 9, 2018State Compliance achieved2 linked violations
January 10, 2018State Public Notification requested3 linked violations
March 9, 2017State Public Notification requested3 linked violations
February 10, 2017State Public Notification requested2 linked violations
January 12, 2017State Public Notification requested4 linked violations
January 12, 2017State Violation/Reminder Notice3 linked violations
July 16, 2013State Public Notification received9 linked violations
March 31, 2013State Compliance achieved5 linked violations
November 15, 2012State Public Notification requested3 linked violations
November 15, 2012State Violation/Reminder Notice4 linked violations
August 25, 2008State Compliance achieved33 linked violations
April 9, 2008State Compliance achieved16 linked violations
November 24, 2004State Public Notification received8 linked violations
November 24, 2004State Public Notification received15 linked violations
November 18, 2004State Violation/Reminder Notice16 linked violations
November 18, 2004State Public Notification requested12 linked violations
July 12, 2004State Compliance achieved10 linked violations
June 15, 2004State Violation/Reminder Notice1 linked violation
February 6, 2004State Public Notification requested2 linked violations
February 6, 2004State Violation/Reminder Notice1 linked violation
October 28, 2003State Violation/Reminder Notice13 linked violations
July 1, 2003State Compliance achieved7 linked violations
April 21, 2003State Public Notification requested1 linked violation
April 21, 2003State Violation/Reminder Notice3 linked violations
July 1, 2002State Formal Notice of Violation issued1 linked violation
July 1, 2002State Public Notification requested1 linked violation
July 2, 2000State Formal Notice of Violation issued2 linked violations
September 16, 1994State Formal Notice of Violation issued2 linked violations
February 14, 1992State Public Notification requested2 linked violations
May 15, 1991State Unresolved7 linked violations

Contact

VIGIL, LINDA

719-846-9843

TRINIDAD, CO 81082