ASTON ESTATES
Washington - Community Water System - PWSID: WA5309066
System Information
| PWSID | WA5309066 |
| System Name | ASTON ESTATES |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 4, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Tonasket |
| ZIP Code | 98855-9433 |
| Address | 4 Norway Pines Dr |
| Organization | ASTON ESTATES |
| Phone | - |
Population & Service
| Population Served | 141 |
| Service Connections | 59 |
Drinking Water Violations (51)
This water system has 51 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, 2019 | - | MR | No | No | - | TT | - | Resolved | Jul 17, 2022 | - | |
| Sep 1, 2003 | Sep 30, 2003 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2003 | - | |
| Aug 1, 1998 | Aug 31, 1998 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 1998 | - | |
| Oct 19, 1994 | Nov 18, 1994 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 18, 1994 | - | |
| Dec 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Dec 31, 1993 | - | |
| Dec 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Dec 31, 1993 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1993 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Aug 31, 1993 | - | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 28, 1993 | - | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 28, 1993 | - | |
| Dec 1, 1992 | Dec 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 1992 | - | |
| Dec 1, 1992 | Dec 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 1992 | - | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1992 | - | |
| Nov 1, 1992 | Nov 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1992 | - | |
| Oct 1, 1992 | Oct 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1992 | - | |
| Oct 1, 1992 | Oct 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Aug 1, 1992 | Aug 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 1992 | - | |
| Jul 1, 1992 | Jul 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1992 | - | |
| Jul 1, 1992 | Jul 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1992 | - | |
| Jul 1, 1992 | Jul 31, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1992 | - | |
| Jun 1, 1992 | Jun 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1992 | - | |
| Jun 1, 1992 | Jun 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1992 | - | |
| Jun 1, 1992 | Jun 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Jun 30, 1992 | - | |
| Apr 1, 1992 | Apr 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1992 | - | |
| Apr 1, 1992 | Apr 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1992 | - | |
| Apr 1, 1992 | Apr 30, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Apr 30, 1992 | - | |
| Feb 1, 1992 | Feb 29, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 29, 1992 | - | |
| Feb 1, 1992 | Feb 29, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 29, 1992 | - | |
| Feb 1, 1992 | Feb 29, 1992 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 29, 1992 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.