TUMACACORI NATIONAL HISTORIC PARK
Arizona - Transient Non-Community - PWSID: AZ0412701
System Information
| PWSID | AZ0412701 |
| System Name | TUMACACORI NATIONAL HISTORIC PARK |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | TUMACACORI |
| ZIP Code | 85640 |
| Address | Tumacácori National Historical Park |
| Organization | GREEN, DAN |
| Phone | 520-377-5080 |
Population & Service
| Population Served | 170 |
| Service Connections | 6 |
Drinking Water Violations (24)
This water system has 24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 25, 2025 | - | Other | No | No | - | - | - | Resolved | Oct 15, 2025 | - | |
| Sep 25, 2025 | - | Other | No | No | - | - | - | Resolved | Oct 15, 2025 | - | |
| Aug 1, 2024 | Aug 31, 2024 | MON | No | No | - | - | - | Resolved | Aug 31, 2024 | - | |
| Aug 1, 2024 | Aug 31, 2024 | MON | No | No | - | - | - | Resolved | Aug 31, 2024 | - | |
| Aug 1, 2024 | Aug 31, 2024 | MON | No | No | - | - | - | Resolved | Aug 31, 2024 | - | |
| Jan 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 18, 2024 | - | |
| Jan 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Apr 18, 2024 | - | |
| Apr 1, 2020 | - | RPT | No | No | - | - | - | Resolved | May 27, 2020 | - | |
| Apr 1, 2020 | - | RPT | No | No | - | - | - | Resolved | May 27, 2020 | - | |
| Dec 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Mar 17, 2020 | - | |
| Dec 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Mar 17, 2020 | - | |
| Nov 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Jan 17, 2020 | - | |
| Nov 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Jan 17, 2020 | - | |
| Oct 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Jan 22, 2020 | - | |
| Oct 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Jan 22, 2020 | - | |
| May 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Jun 24, 2019 | - | |
| May 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Jun 24, 2019 | - | |
| May 1, 2013 | May 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2013 | - | |
| May 1, 2013 | May 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2013 | - | |
| Jan 1, 2002 | Dec 31, 2010 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Jan 1, 2002 | Dec 31, 2010 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2010 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.