HAPPY VALLEY COOPERATIVE WATER WORKS
New Mexico - Community Water System - PWSID: NM3520708
System Information
| PWSID | NM3520708 |
| System Name | HAPPY VALLEY COOPERATIVE WATER WORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1980 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | New Mexico |
| City | CARLSBAD |
| ZIP Code | 88220 |
| Address | - |
| Organization | HERNANDEZ, ANTHONY |
| Phone | 575-885-3661 |
Population & Service
| Population Served | 638 |
| Service Connections | 240 |
Drinking Water Violations (98)
This water system has 98 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 21, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 21, 2024 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Sep 8, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Sep 8, 2023 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Oct 11, 2022 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Oct 11, 2022 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2021 | - | |
| Jun 14, 2020 | - | Other | No | No | - | - | - | Resolved | Jun 17, 2020 | - | |
| Nov 10, 2018 | - | Other | No | No | - | - | - | Resolved | Mar 7, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2018 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2018 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2018 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2018 | - | |
| Oct 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 28, 2019 | - | |
| Oct 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jan 28, 2019 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2017 | - | |
| Feb 12, 2016 | - | Other | No | No | - | - | - | Resolved | Jun 25, 2015 | - | |
| Sep 18, 2015 | - | MR | No | Yes | - | - | - | Resolved | Sep 29, 2015 | - | |
| Sep 18, 2015 | - | MR | No | Yes | - | - | - | Resolved | Sep 29, 2015 | - | |
| Sep 18, 2015 | - | MR | No | Yes | - | - | - | Resolved | Sep 29, 2015 | - | |
| Sep 18, 2015 | - | MR | No | Yes | - | - | - | Resolved | Sep 29, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Aug 18, 2017 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Aug 18, 2017 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.