San Ildefonso Pueblo
New Mexico - Community Water System - PWSID: 063500116
System Information
| PWSID | 063500116 |
| System Name | San Ildefonso Pueblo |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 1, 1979 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | New Mexico |
| City | SANTA FE |
| ZIP Code | 87506 |
| Address | 02 Tunyo Po |
| Organization | San Ildefonso Pueblo |
| Phone | 505-455-2273 |
Population & Service
| Population Served | 608 |
| Service Connections | 257 |
Drinking Water Violations (56)
This water system has 56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 20, 2019 | - | TT | Yes | No | - | - | - | Resolved | Mar 11, 2022 | - | |
| Dec 20, 2019 | - | TT | Yes | No | - | - | - | Resolved | Mar 11, 2022 | - | |
| Jul 1, 2018 | - | TT | Yes | No | - | - | - | Resolved | Apr 9, 2019 | - | |
| Jul 1, 2018 | - | TT | Yes | No | - | - | - | Resolved | Apr 9, 2019 | - | |
| Jul 1, 2018 | - | TT | Yes | No | - | - | - | Resolved | Apr 9, 2019 | - | |
| Jul 1, 2018 | - | TT | Yes | No | - | - | - | Resolved | Apr 9, 2019 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Dec 17, 2013 | - | Other | No | No | - | - | - | Resolved | Jan 31, 2014 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Mar 6, 2014 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Mar 6, 2014 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Mar 6, 2014 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Mar 31, 2012 | - | TT | Yes | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Jan 1, 2008 | - | MR | No | No | - | TT | - | Resolved | Feb 25, 2013 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Jan 1, 2008 | - | MR | No | No | - | TT | - | Resolved | Feb 25, 2013 | - | |
| Jan 1, 2008 | Jan 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2008 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Jul 1, 2004 | - | Other | No | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Jul 1, 2004 | - | Other | No | No | - | - | - | Resolved | Feb 25, 2013 | - | |
| Aug 1, 2001 | Aug 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2001 | - | |
| Aug 1, 2001 | Aug 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2001 | - | |
| May 1, 2001 | May 31, 2001 | MR | No | Yes | - | 5% of samples | - | Resolved | May 31, 2001 | - | |
| May 1, 2001 | May 31, 2001 | MR | No | Yes | - | 5% of samples | - | Resolved | May 31, 2001 | - | |
| Oct 1, 2000 | Oct 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Oct 31, 2000 | - | |
| Jul 1, 2000 | Dec 4, 2000 | Other | No | Yes | - | - | - | Resolved | Dec 4, 2000 | - | |
| Jul 1, 2000 | Dec 4, 2000 | Other | No | Yes | - | - | - | Resolved | Dec 4, 2000 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Dec 31, 1999 | - | |
| Nov 1, 1999 | Nov 30, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Nov 30, 1999 | - | |
| Oct 19, 1999 | Dec 4, 2000 | Other | No | Yes | - | - | - | Resolved | Dec 4, 2000 | - | |
| Oct 19, 1999 | Dec 4, 2000 | Other | No | Yes | - | - | - | Resolved | Dec 4, 2000 | - | |
| Oct 19, 1999 | Dec 4, 2000 | Other | No | Yes | - | - | - | Resolved | Dec 4, 2000 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1998 | Oct 31, 1998 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1998 | - | |
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 1997 | - | |
| Sep 1, 1997 | Sep 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1997 | - | |
| Jul 1, 1997 | Jul 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 1997 | - | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1992 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1991 | - |
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.