Round Rock Elementary School
Arizona — Community Water System — PWSID: NN0403024
System Information
| PWSID | NN0403024 |
| System Name | Round Rock Elementary School |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Arizona |
| City | Teec Nos Pos |
| ZIP Code | 86514 |
| Address | HC 61 Box 40 |
| Organization | Red Mesa Unified School District #27 |
| Phone | 9286564100 |
Population & Service
| Population Served | 396 |
| Service Connections | 82 |
Drinking Water Violations (801)
This water system has 801 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 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Sep 1, 2023 | — | RPT | No | No | — | — | — | Resolved | Oct 17, 2023 | — | |
| Aug 1, 2023 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Sep 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Nov 14, 2022 | — | |
| Aug 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Nov 14, 2022 | — | |
| Jul 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Nov 14, 2022 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Feb 15, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Feb 15, 2023 | — | |
| Jun 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Jul 19, 2022 | — | |
| Apr 1, 2022 | — | RPT | No | No | — | — | — | Resolved | May 25, 2022 | — | |
| Mar 1, 2022 | — | RPT | No | No | — | — | — | Resolved | May 25, 2022 | — | |
| Feb 1, 2022 | — | RPT | No | No | — | — | — | Resolved | May 25, 2022 | — | |
| Oct 1, 2021 | — | RPT | No | No | — | — | — | Resolved | Dec 1, 2021 | — | |
| May 1, 2021 | — | RPT | No | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Apr 1, 2021 | — | RPT | No | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2021 | — | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2021 | — | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2021 | — | |
| Nov 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Dec 16, 2020 | — | |
| Aug 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Dec 16, 2020 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jul 27, 2021 | — | |
| Jul 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Aug 17, 2020 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jul 27, 2021 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jul 27, 2021 | — | |
| Jun 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Jul 28, 2020 | — | |
| Apr 1, 2020 | Apr 30, 2020 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2020 | — | |
| Mar 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Jun 1, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Feb 18, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Dec 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Feb 18, 2020 | — | |
| Nov 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Feb 18, 2020 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jan 19, 2020 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jan 19, 2020 | — | |
| Jan 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jan 9, 2020 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 10, 2018 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 10, 2018 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 10, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Aug 1, 2017 | Aug 31, 2017 | MON | No | Yes | — | — | — | Resolved | Aug 31, 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.