CARLSBAD, NM · Eddy County

OTIS MDWCA 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 New Mexico’s official records. Always confirm current status with New Mexico before making decisions based on this information.

System facts

System ID (PWSID): NM3521308
System type: Community Water System
Population served: 4,464
Service connections: 1,800
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Source Water (GWR)
—
E. COLI
December 20, 2025
Unaddressed
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – July 9, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2023 – May 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2023 – June 30, 2023
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2022 – March 5, 2025
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2022 – August 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2022 – August 31, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 13, 2022 – July 18, 2023
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2021 – March 5, 2025
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2021 – August 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2021 – August 31, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – January 4, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2021 – February 28, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2020 – December 31, 2020
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2020 – March 5, 2025
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2020 – August 31, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 27, 2020 – December 18, 2020
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2019 – September 30, 2020
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2019 – March 5, 2025
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2019 – August 31, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
March 1, 2019 – March 31, 2019
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
November 10, 2018 – February 22, 2021
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
November 10, 2018 – April 13, 2021
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
November 10, 2018 – February 22, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2016 – September 30, 2016
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
July 1, 1991 – July 31, 1991
Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
December 20, 2025	Monitoring, Source Water (GWR)	E. COLI	—	Unaddressed
July 1, 2023 – July 9, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
May 1, 2023 – May 31, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2022 – March 5, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
September 1, 2022 – August 31, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2022 – August 31, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 13, 2022 – July 18, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2021 – March 5, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
September 1, 2021 – August 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2021 – August 31, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2021 – January 4, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2021 – February 28, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
December 1, 2020 – December 31, 2020	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2020 – March 5, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
September 1, 2020 – August 31, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
August 27, 2020 – December 18, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2019 – September 30, 2020	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2019 – March 5, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
September 1, 2019 – August 31, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 1, 2019 – March 31, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
November 10, 2018 – February 22, 2021	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
November 10, 2018 – April 13, 2021	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
November 10, 2018 – February 22, 2021	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
October 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2016 – September 30, 2016	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 1991 – July 31, 1991	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

December 1, 2025State Compliance achieved3 linked violations
October 31, 2025State Public Notification received2 linked violations
October 31, 2025State Compliance achieved3 linked violations
October 31, 2025State Public Notification received3 linked violations
August 25, 2025State Public Notification requested2 linked violations
July 22, 2025State Compliance achieved2 linked violations
July 9, 2025State Compliance achieved2 linked violations
June 30, 2025State Compliance achieved3 linked violations
June 30, 2025State Compliance achieved2 linked violations
June 5, 2025State Violation/Reminder Notice2 linked violations
May 29, 2025State Violation/Reminder Notice2 linked violations
April 30, 2025State Compliance achieved2 linked violations
April 30, 2025State Compliance achieved2 linked violations
April 24, 2025State Violation/Reminder Notice3 linked violations
March 5, 2025State Compliance achieved3 linked violations
January 17, 2025State Public Notification requested3 linked violations
January 17, 2025State Violation/Reminder Notice9 linked violations
September 30, 2024State Compliance achieved5 linked violations
August 20, 2024State Public Notification requested4 linked violations
June 10, 2024State Public Notification requested8 linked violations
June 3, 2024State Violation/Reminder Notice7 linked violations
February 21, 2024State Public Notification requested4 linked violations
February 7, 2024State Compliance achieved4 linked violations
October 20, 2023State Violation/Reminder Notice4 linked violations
October 20, 2023State Compliance achieved4 linked violations
July 18, 2023State Compliance achieved6 linked violations
December 23, 2022State Compliance achieved3 linked violations
September 26, 2022State Violation/Reminder Notice3 linked violations
September 13, 2022State Violation/Reminder Notice10 linked violations
September 13, 2022State Public Notification requested6 linked violations
February 17, 2022State Public Notification requested6 linked violations
November 17, 2021State Public Notification requested10 linked violations
July 16, 2021State Violation/Reminder Notice7 linked violations
May 26, 2021State Violation/Reminder Notice5 linked violations
March 12, 2021State Public Notification requested4 linked violations
February 22, 2021State Compliance achieved4 linked violations
February 22, 2021State Compliance achieved4 linked violations
February 16, 2021State Compliance achieved2 linked violations
July 16, 2020State Violation/Reminder Notice2 linked violations
December 23, 2019State Violation/Reminder Notice2 linked violations
August 27, 2019State Violation/Reminder Notice5 linked violations
August 27, 2019State Public Notification requested5 linked violations
April 24, 2019State Compliance achieved3 linked violations
April 16, 2019State Public Notification requested3 linked violations
December 20, 2018State Public Notification received3 linked violations
December 20, 2018State Public Notification received2 linked violations
December 20, 2018State Public Notification received3 linked violations
December 20, 2018State Public Notification received3 linked violations
November 20, 2018State Violation/Reminder Notice2 linked violations
November 20, 2018State Violation/Reminder Notice2 linked violations
November 20, 2018State Violation/Reminder Notice5 linked violations
November 20, 2018State Violation/Reminder Notice3 linked violations
November 20, 2018State Violation/Reminder Notice2 linked violations
September 21, 2018State Compliance achieved70 linked violations
August 29, 2018State Compliance achieved3 linked violations
August 14, 2018State Violation/Reminder Notice3 linked violations
August 14, 2018State Public Notification requested3 linked violations
November 9, 2017State Public Notification requested4 linked violations
September 30, 2017State Compliance achieved2 linked violations
September 29, 2017State Compliance achieved2 linked violations
September 29, 2017State Compliance achieved2 linked violations
April 26, 2017State Violation/Reminder Notice3 linked violations
January 22, 2014State Violation/Reminder Notice22 linked violations
September 17, 2013State Compliance achieved2 linked violations
August 11, 2006State Public Notification received2 linked violations
August 11, 2006State Public Notification received6 linked violations
July 22, 2004State Public Notification requested4 linked violations
July 22, 2004State Violation/Reminder Notice2 linked violations
September 29, 2003State Public Notification received9 linked violations
September 29, 2002State Public Notification received3 linked violations
September 29, 2002State Public Notification received2 linked violations
September 29, 2002State Public Notification received3 linked violations
September 9, 2002State Public Notification requested7 linked violations
September 9, 2002State Public Notification requested5 linked violations
September 9, 2002State Violation/Reminder Notice3 linked violations
August 1, 1991State Public Notification received4 linked violations
July 18, 1991State Violation/Reminder Notice4 linked violations

Contact

CASTANEDA, HENRY

575-361-5501

CARLSBAD, NM 88221