DEL NORTE, CO · Rio Grande County

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

System facts

System ID (PWSID): CO0153200
System type: Community Water System
Population served: 1,429
Service connections: 800
Ownership: local government
Water source: groundwater (wells)

Violation history

Public Notification Violation without NPDWR Violation
—
Public Notice
September 19, 2025
Unaddressed
Public Notification Violation without NPDWR Violation
—
Public Notice
January 5, 2020 – December 6, 2023
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
December 6, 2019 – December 6, 2023
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
July 5, 2019 – December 6, 2023
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
January 5, 2019 – April 19, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 16, 2016 – August 2, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2014 – December 31, 2014
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Styrene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Endrin
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Diquat
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Simazine
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
—
Aldicarb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2001 – April 30, 2001
Resolved
Monitoring, Regular
—
Nitrate
January 1, 1994 – December 31, 1994
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
September 19, 2025	Public Notification Violation without NPDWR Violation	Public Notice	—	Unaddressed
January 5, 2020 – December 6, 2023	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
December 6, 2019 – December 6, 2023	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
July 5, 2019 – December 6, 2023	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
January 5, 2019 – April 19, 2022	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
June 16, 2016 – August 2, 2016	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Styrene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Endrin	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Diquat	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Simazine	—	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	Aldicarb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 2001 – April 30, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1994 – December 31, 1994	Monitoring, Regular	Nitrate	—	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

October 2, 2025State Compliance achieved4 linked violations
April 10, 2024State Violation/Reminder Notice2 linked violations
December 6, 2023State Compliance achieved6 linked violations
November 20, 2023State Compliance achieved1 linked violation
November 20, 2023State Public Notification requested1 linked violation
November 20, 2023State Violation/Reminder Notice1 linked violation
April 19, 2022State Compliance achieved1 linked violation
May 6, 2020State Violation/Reminder Notice1 linked violation
April 6, 2020State Violation/Reminder Notice1 linked violation
April 6, 2020State Violation/Reminder Notice5 linked violations
January 10, 2018State Public Notification requested2 linked violations
July 27, 2016State Violation/Reminder Notice2 linked violations
May 16, 2016State Violation/Reminder Notice3 linked violations
May 16, 2016State Public Notification requested2 linked violations
September 11, 2015State Compliance achieved3 linked violations
November 11, 2014State Public Notification requested3 linked violations
November 11, 2014State Violation/Reminder Notice4 linked violations
May 21, 2014State Compliance achieved3 linked violations
January 10, 2014State Public Notification requested2 linked violations
November 13, 2013State Public Notification received2 linked violations
November 8, 2013State Violation/Reminder Notice2 linked violations
October 30, 2012State Public Notification requested5 linked violations
June 10, 2010State Compliance achieved54 linked violations
February 10, 2010State Violation/Reminder Notice3 linked violations
February 10, 2010State Public Notification requested2 linked violations
July 24, 2008State Public Notification received33 linked violations
July 15, 2008State Violation/Reminder Notice2 linked violations
February 12, 2008State Public Notification requested32 linked violations
February 5, 2008State Violation/Reminder Notice22 linked violations
February 5, 2008State Public Notification requested23 linked violations
March 6, 2007State Public Notification received15 linked violations
January 22, 2003State Violation/Reminder Notice4 linked violations
September 28, 2001State Formal Notice of Violation issued1 linked violation
March 6, 1995State Public Notification requested1 linked violation
March 6, 1995State Intentional no-action1 linked violation
November 24, 1993State Public Notification requested1 linked violation

Contact

MARTINEZ, BERNADETTE

719-657-2708

DEL NORTE, CO 81132