NORTH SAN YSIDRO MDWCA
New Mexico — Community Water System — PWSID: NM3518225
System Information
| PWSID | NM3518225 |
| System Name | NORTH SAN YSIDRO MDWCA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1980 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | New Mexico |
| City | ILFELD |
| ZIP Code | 87538 |
| Address | — |
| Organization | ROMERO, KATHY |
| Phone | 505-470-6742 |
Population & Service
| Population Served | 133 |
| Service Connections | 45 |
Drinking Water Violations (231)
This water system has 231 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 | — | — | — | Resolved | Oct 28, 2025 | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Oct 28, 2025 | — | |
| Oct 1, 2024 | — | Other | No | No | — | — | — | Resolved | Nov 13, 2025 | — | |
| Oct 1, 2024 | — | Other | No | No | — | — | — | Resolved | Nov 13, 2025 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 28, 2025 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 28, 2025 | — | |
| Oct 1, 2023 | — | Other | No | No | — | — | — | Resolved | Nov 13, 2025 | — | |
| Oct 1, 2023 | — | Other | No | No | — | — | — | Resolved | Nov 13, 2025 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Oct 28, 2025 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Oct 28, 2025 | — | |
| Dec 30, 2022 | — | MR | No | Yes | — | — | — | Resolved | Jan 3, 2023 | — | |
| Dec 30, 2022 | — | MR | No | Yes | — | — | — | Resolved | Jan 3, 2023 | — | |
| Dec 30, 2022 | — | MR | No | Yes | — | — | — | Resolved | Jan 3, 2023 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2023 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2023 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Sep 27, 2023 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2020 | — | Other | No | No | — | — | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2020 | — | Other | No | No | — | — | — | Resolved | Sep 30, 2021 | — | |
| Jun 15, 2020 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Apr 15, 2020 | — | TT | Yes | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Apr 15, 2020 | — | TT | Yes | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Apr 15, 2020 | — | TT | Yes | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Apr 15, 2020 | — | TT | Yes | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Jan 19, 2020 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Jan 19, 2020 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Jan 19, 2020 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Jan 19, 2020 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Jan 19, 2020 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2020 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jun 30, 2020 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jun 30, 2020 | — | |
| Nov 22, 2018 | — | Other | No | No | — | — | — | Resolved | Mar 28, 2019 | — | |
| Nov 22, 2018 | — | Other | No | No | — | — | — | Resolved | Mar 28, 2019 | — | |
| Jul 11, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 26, 2018 | — | |
| Mar 19, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 17, 2023 | — | |
| Mar 19, 2018 | — | Other | No | No | — | — | — | Resolved | Jul 17, 2023 | — | |
| Feb 10, 2018 | — | Other | No | No | — | — | — | Resolved | Feb 9, 2019 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Aug 8, 2018 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Aug 8, 2018 | — | |
| Oct 1, 2017 | — | Other | No | No | — | — | — | Resolved | Oct 21, 2024 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Aug 8, 2018 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Aug 8, 2018 | — | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2017 | — | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2017 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Aug 8, 2018 | — | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2017 | — | |
| Oct 1, 2017 | — | Other | No | No | — | — | — | Resolved | Oct 21, 2024 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Jul 2, 2018 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Jul 2, 2018 | — |
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.