GRAND CANYON DRINKING WATER
Arizona — Transient Non-Community — PWSID: AZ0403097
System Information
| PWSID | AZ0403097 |
| System Name | GRAND CANYON DRINKING WATER |
| System Type | Transient Non-Community |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 19, 2008 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Arizona |
| City | WILLIAMS |
| ZIP Code | 86046 |
| Address | ATTN: Tammy Ontiveros |
| Organization | GRAND CANYON PURE, L.L.C. |
| Phone | 928-300-4740 |
Population & Service
| Population Served | 260 |
| Service Connections | 1 |
Drinking Water Violations (20)
This water system has 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2023 | Dec 31, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 | Jun 30, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 | Mar 31, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2023 | Mar 31, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2022 | Dec 31, 2022 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2021 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | May 19, 2021 | Revised Total Coliform Rule |
| Apr 1, 2021 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | May 19, 2021 | Revised Total Coliform Rule |
| Nov 1, 2019 | — | Revised Total Coliform Rule | RPT | No | No | — | — | — | Resolved | Dec 18, 2019 | Revised Total Coliform Rule |
| Sep 1, 2017 | Sep 30, 2017 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2017 | Revised Total Coliform Rule |
| Oct 1, 2015 | Dec 31, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2015 | Jun 30, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2015 | Apr 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2015 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Apr 1, 2010 | Jun 30, 2010 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2010 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 15, 2011 | Lead and Copper Rule |
| May 1, 2009 | May 31, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2009 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
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.