AGUILAR, CO · Las Animas County

AGUILAR TOWN OF Water System

Current status

1 open health-based violation on record as of July 4, 2026. See the violation history below for contaminant and status details.

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): CO0136100
System type: Community Water System
Population served: 447
Service connections: 443
Ownership: local government
Water source: groundwater (wells)

Violation history

Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2024 – June 24, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2023 – August 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2023 – September 30, 2023
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
November 26, 2022 – February 6, 2023
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2022 – June 10, 2022
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
September 13, 2021 – September 14, 2021
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
June 2, 2020
Addressed
Public Notification Violation for NPDWR Violation
—
Public Notice
September 13, 2019 – October 9, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2019 – August 31, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2019 – August 31, 2019
Resolved
Failure to Filter (SWTR)
Health-based
Surface Water Treatment Rule
September 1, 2017 – November 17, 2021
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2012 – December 31, 2012
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2011 – November 30, 2011
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2011 – December 31, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
November 1, 2010 – December 22, 2010
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2009 – December 31, 2009
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Mercury
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Chromium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Selenium
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2005 – December 31, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2001 – February 28, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2000 – October 31, 2000
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2000 – July 31, 2000
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1991 – September 30, 1991
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1991 – August 31, 1991
Archived

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2024 – June 24, 2024	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
August 1, 2023 – August 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
November 26, 2022 – February 6, 2023	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
January 1, 2022 – June 10, 2022	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 13, 2021 – September 14, 2021	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
June 2, 2020	Failure To Address Deficiency	Groundwater Rule	Health-based	Addressed
September 13, 2019 – October 9, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
August 1, 2019 – August 31, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
August 1, 2019 – August 31, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2017 – November 17, 2021	Failure to Filter (SWTR)	Surface Water Treatment Rule	Health-based	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Nitrate	—	Resolved
November 1, 2011 – November 30, 2011	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2011 – December 31, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
November 1, 2010 – December 22, 2010	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
October 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Mercury	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Chromium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Selenium	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2005 – December 31, 2007	Monitoring, Regular	Beryllium, Total	—	Resolved
February 1, 2001 – February 28, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2000 – October 31, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2000 – July 31, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 1991 – September 30, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 1991 – August 31, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

January 6, 2026State Violation/Reminder Notice5 linked violations
June 12, 2024State Public Notification received2 linked violations
January 16, 2024State Public Notification requested3 linked violations
October 3, 2023State Compliance achieved5 linked violations
September 15, 2023State Public Notification requested47 linked violations
September 15, 2023State Public Notification requested3 linked violations
January 6, 2022State Violation/Reminder Notice2 linked violations
October 9, 2019State Compliance achieved3 linked violations
September 18, 2019State Public Notification requested3 linked violations
September 18, 2019State Public Notification requested2 linked violations
March 4, 2015State Compliance achieved3 linked violations
February 11, 2013State Public Notification requested2 linked violations
February 11, 2013State Public Notification requested3 linked violations
December 20, 2011State Public Notification requested2 linked violations
December 20, 2011State Public Notification requested3 linked violations
December 22, 2010State Violation/Reminder Notice5 linked violations
December 22, 2010State Compliance achieved2 linked violations
February 19, 2010State Compliance achieved4 linked violations
July 1, 2008State Public Notification received14 linked violations
March 10, 2008State Compliance achieved15 linked violations
February 8, 2008State Public Notification requested13 linked violations
February 8, 2008State Violation/Reminder Notice20 linked violations
February 8, 2008State Public Notification requested1 linked violation
May 4, 2007State Compliance achieved7 linked violations
April 22, 2003State Compliance achieved6 linked violations
March 21, 2003State Violation/Reminder Notice3 linked violations
November 8, 2002State Public Notification requested1 linked violation
March 30, 2001State Public Notification requested1 linked violation
March 22, 2001State Public Notification requested3 linked violations
February 14, 2001State Public Notification requested1 linked violation
December 29, 2000State Formal Notice of Violation issued4 linked violations
December 29, 2000State Public Notification requested4 linked violations
August 31, 2000State Public Notification requested2 linked violations
January 17, 1992State Formal Notice of Violation issued1 linked violation

Contact

COCA, STEPHANIE

719-941-4360

AGUILAR, CO 81020