Ak Chin
Arizona — Community Water System — PWSID: 090400022
System Information
| PWSID | 090400022 |
| System Name | Ak Chin |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Arizona |
| City | Sells |
| ZIP Code | 85634 |
| Address | P.O. Box 816 |
| Organization | TOUA - Water, Wastewater, Propane Dept. |
| Phone | 5203835830 |
Population & Service
| Population Served | 120 |
| Service Connections | 36 |
Drinking Water Violations (45)
This water system has 45 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, 2018 | Mar 31, 2018 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Archived | Jan 1, 1979 | Arsenic Rule |
| Apr 1, 2013 | Jun 30, 2013 | Arsenic | MCL | Yes | No | .01114 MG/L | 0.010 mg/L | — | Resolved | Jan 1, 1979 | Arsenic Rule |
| Apr 1, 2013 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jan 1, 1979 | Public Notice Rule and Revised PN Rule |
| Jan 1, 2013 | Mar 31, 2013 | Arsenic | MCL | Yes | No | .01664 MG/L | 0.010 mg/L | — | Resolved | Jan 1, 1979 | Arsenic Rule |
| Apr 1, 2007 | Jun 30, 2007 | Arsenic | MCL | Yes | No | .026 MG/L | 0.010 mg/L | — | Resolved | Jan 1, 1979 | Arsenic Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 1, 1979 | Nitrate Rule |
| Jan 1, 2004 | Dec 31, 2004 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 1, 1979 | Nitrate Rule |
| Oct 1, 2003 | Oct 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 1, 1979 | Total Coliform Rule |
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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.