TIERRA AMARILLA, NM · Rio Arriba County
ENSENADA MDWCA 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 New Mexico’s official records. Always confirm current status with New Mexico before making decisions based on this information.
System facts
- System ID (PWSID)
- NM3501821
- System type
- Community Water System
- Population served
- 300
- Service connections
- 80
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
February 1, 2025 – February 28, 2025
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2020 – August 17, 2020
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
July 19, 2018 – September 4, 2018
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
July 19, 2018 – September 4, 2018
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
March 1, 2017 – March 31, 2017
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
February 1, 2017 – February 28, 2017
ResolvedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2017 – March 31, 2017
ArchivedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2017 – March 31, 2017
ArchivedMonitoring and Reporting (DBP)
—Chlorine
January 1, 2017 – March 31, 2017
ResolvedMonitoring and Reporting (DBP)
—Chlorine
October 1, 2016 – December 31, 2016
ResolvedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2016 – September 30, 2016
ArchivedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
September 1, 2015 – August 31, 2016
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2014 – September 27, 2017
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2014 – August 17, 2016
ResolvedMonitoring, Regular
—Nitrate
July 1, 1981 – June 30, 1984
Archived
Resolved 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 |
|---|---|---|---|---|
| February 1, 2025 – February 28, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2020 – August 17, 2020 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 19, 2018 – September 4, 2018 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| July 19, 2018 – September 4, 2018 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| March 1, 2017 – March 31, 2017 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| February 1, 2017 – February 28, 2017 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2017 – March 31, 2017 | Monitoring and Reporting (DBP) | Chlorine | — | Archived |
| January 1, 2017 – March 31, 2017 | Monitoring and Reporting (DBP) | Chlorine | — | Archived |
| January 1, 2017 – March 31, 2017 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| October 1, 2016 – December 31, 2016 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| July 1, 2016 – September 30, 2016 | Monitoring and Reporting (DBP) | Chlorine | — | Archived |
| September 1, 2015 – August 31, 2016 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| October 1, 2014 – September 27, 2017 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| July 1, 2014 – August 17, 2016 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 1981 – June 30, 1984 | Monitoring, Regular | Nitrate | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- March 8, 2007State Violation/Reminder Notice4 linked violations
- September 10, 1998State Public Notification requested6 linked violations
- July 1, 1998State Public Notification issued7 linked violations
Contact
CASADOS, TESS
505-470-0859
TIERRA AMARILLA, NM 87575