LLANO SAN JUAN MDWCA
New Mexico — Community Water System — PWSID: NM3506429
System Information
| PWSID | NM3506429 |
| System Name | LLANO SAN JUAN MDWCA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| 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 | LLANO |
| ZIP Code | 87543 |
| Address | — |
| Organization | LEHERISSEY, TANYA |
| Phone | 575-587-2063 |
Population & Service
| Population Served | 84 |
| Service Connections | 21 |
Drinking Water Violations (128)
This water system has 128 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 19, 2018 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Mar 19, 2018 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Jul 28, 2017 | — | Other | No | No | — | — | — | Resolved | Jun 17, 2019 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jul 30, 2018 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jul 30, 2018 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jul 30, 2018 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jul 30, 2018 | — | |
| Sep 1, 2016 | Sep 30, 2016 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2016 | — | |
| Sep 1, 2016 | Sep 30, 2016 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2016 | — | |
| Sep 1, 2016 | Sep 30, 2016 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2016 | — | |
| Sep 1, 2016 | Sep 30, 2016 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | — | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | — | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | — | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2016 | — | |
| Jun 2, 2016 | — | Other | No | No | — | — | — | Resolved | Nov 4, 2016 | — | |
| Jun 2, 2016 | — | Other | No | No | — | — | — | Resolved | Nov 4, 2016 | — | |
| Jun 2, 2016 | — | Other | No | No | — | — | — | Resolved | Nov 4, 2016 | — | |
| Jun 2, 2016 | — | Other | No | No | — | — | — | Resolved | Nov 4, 2016 | — | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2016 | — | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2016 | — | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2016 | — | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2016 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Aug 3, 2018 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Aug 3, 2018 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Aug 3, 2018 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Aug 3, 2018 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Aug 3, 2018 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Aug 3, 2018 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Jan 10, 2019 | — | |
| Nov 6, 2014 | — | TT | Yes | No | — | — | — | Resolved | Mar 5, 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.