Rocky Ridge Boarding School BIA
Arizona — Community Water System — PWSID: NN0433015
System Information
| PWSID | NN0433015 |
| System Name | Rocky Ridge Boarding School BIA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Arizona |
| City | Kykotsmovi |
| ZIP Code | 86039 |
| Address | PO Box 299 |
| Organization | BIA Rocky Ridge Boarding School |
| Phone | 9287253650 |
Population & Service
| Population Served | 250 |
| Service Connections | 20 |
Drinking Water Violations (163)
This water system has 163 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 20, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2023 | — | RPT | No | No | — | — | — | Resolved | Nov 30, 2023 | — | |
| Sep 1, 2023 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2023 | — | |
| Oct 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Nov 17, 2022 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2020 | — | |
| May 1, 2020 | — | RPT | No | No | — | — | — | Resolved | Jun 19, 2020 | — | |
| Apr 1, 2020 | Apr 30, 2020 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2020 | — | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2016 | — | |
| Apr 1, 2016 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Apr 1, 2016 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Oct 1, 2013 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Oct 1, 2013 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Feb 1, 2006 | Feb 28, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2006 | — | |
| Jan 1, 2005 | Dec 31, 2010 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.0005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.02 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.2 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.04 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.6 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.2 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.04 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | No | — | 0.00000003 mg/L | — | Resolved | Dec 31, 2004 | — |
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.