EDWALL WATER ASSN
Washington — Community Water System — PWSID: WA5322550
System Information
| PWSID | WA5322550 |
| System Name | EDWALL WATER ASSN |
| 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 | Feb 7, 1981 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Edwall |
| ZIP Code | 99008 |
| Address | 16575 Oregon St N |
| Organization | EDWALL WATER ASSN |
| Phone | — |
Population & Service
| Population Served | 170 |
| Service Connections | 37 |
Drinking Water Violations (14)
This water system has 14 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, 2022 | Oct 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2022 | Revised Total Coliform Rule |
| Nov 1, 2018 | Nov 30, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Nov 30, 2018 | Revised Total Coliform Rule |
| Jul 1, 2018 | Jul 31, 2018 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | Revised Total Coliform Rule |
| Aug 1, 2017 | Aug 31, 2017 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2017 | Revised Total Coliform Rule |
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 29, 2013 | Consumer Confidence Rule |
| Mar 1, 2013 | Mar 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | Total Coliform Rule |
| Apr 1, 2008 | Jun 30, 2008 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Archived | Jun 30, 2008 | Synthetic Organic Chemicals |
| Apr 1, 2008 | Jun 30, 2008 | ETHYLENE DIBROMIDE | MR | No | Yes | — | 0.00005 mg/L | — | Archived | Jun 30, 2008 | Synthetic Organic Chemicals |
| Apr 1, 2008 | Jun 30, 2008 | 1,2-DIBROMO-3-CHLOROPROPANE | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Jun 30, 2008 | Synthetic Organic Chemicals |
| Jun 1, 1998 | Jun 30, 1998 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Jun 30, 1998 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1992 | Total Coliform Rule |
| Nov 1, 1992 | Nov 30, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1992 | Total Coliform Rule |
| Sep 1, 1992 | Sep 30, 1992 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Sep 30, 1992 | 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.