ADAMS COUNTY WATER DIST #1
Washington — Community Water System — PWSID: WA5322525
System Information
| PWSID | WA5322525 |
| System Name | ADAMS COUNTY WATER DIST #1 |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Othello |
| ZIP Code | 99344 |
| Address | 124 S. Broadway |
| Organization | ADAMS COUNTY WATER DIST #1 |
| Phone | — |
Population & Service
| Population Served | 870 |
| Service Connections | 299 |
Drinking Water Violations (25)
This water system has 25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2024 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Nov 5, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jul 1, 2013 | — | Other | No | No | — | — | — | Resolved | Oct 16, 2013 | — | |
| Jan 1, 2012 | — | MR | No | No | — | TT | — | Resolved | Sep 1, 2015 | — | |
| Jul 1, 2011 | — | Other | No | No | — | — | — | Resolved | Oct 12, 2011 | — | |
| Jan 1, 2011 | — | MR | No | No | — | TT | — | Resolved | Sep 1, 2015 | — | |
| Feb 1, 2010 | Feb 28, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2010 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2004 | — | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | — | 5% of samples | — | Archived | Feb 28, 1994 | — | |
| Jan 1, 1993 | Jan 31, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1993 | — | |
| Dec 1, 1992 | Dec 31, 1992 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1992 | — | |
| Oct 1, 1992 | Oct 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | — | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Apr 30, 1992 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.002 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.010 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 4.0 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 10 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.1 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.005 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 2 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.05 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | — |
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.