CHINOOK WATER DISTRICT
Washington — Community Water System — PWSID: WA5312800
System Information
| PWSID | WA5312800 |
| System Name | CHINOOK WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Chinook |
| ZIP Code | 98614 |
| Address | PO BOX 191 |
| Organization | CHINOOK WATER DISTRICT |
| Phone | — |
Population & Service
| Population Served | 664 |
| Service Connections | 428 |
Drinking Water Violations (37)
This water system has 37 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, 2015 | — | Other | No | No | — | — | — | Resolved | Sep 25, 2015 | — | |
| Jul 1, 2013 | — | Other | No | No | — | — | — | Resolved | Oct 25, 2013 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Oct 29, 2012 | — | |
| Aug 1, 2000 | Aug 31, 2000 | TT | Yes | No | — | — | — | Archived | Aug 31, 2000 | — | |
| Jan 1, 2000 | Jan 1, 2001 | MR | No | No | — | TT | — | Archived | Jan 1, 2001 | — | |
| Dec 1, 1995 | Dec 31, 1995 | TT | Yes | No | — | — | — | Archived | Dec 31, 1995 | — | |
| Nov 1, 1995 | Nov 30, 1995 | TT | Yes | No | — | — | — | Archived | Nov 30, 1995 | — | |
| Oct 1, 1995 | Oct 31, 1995 | TT | Yes | No | — | — | — | Archived | Oct 31, 1995 | — | |
| Sep 1, 1995 | Sep 30, 1995 | TT | Yes | No | — | — | — | Archived | Sep 30, 1995 | — | |
| Aug 1, 1995 | Aug 31, 1995 | TT | Yes | No | — | — | — | Archived | Aug 31, 1995 | — | |
| Jul 1, 1995 | Jul 31, 1995 | TT | Yes | No | — | — | — | Archived | Jul 31, 1995 | — | |
| Jun 1, 1995 | Jun 30, 1995 | TT | Yes | No | — | — | — | Archived | Jun 30, 1995 | — | |
| May 1, 1995 | May 31, 1995 | TT | Yes | No | — | — | — | Archived | May 31, 1995 | — | |
| Apr 1, 1995 | Apr 30, 1995 | TT | Yes | No | — | — | — | Archived | Apr 30, 1995 | — | |
| Mar 1, 1995 | Mar 31, 1995 | TT | Yes | No | — | — | — | Archived | Mar 31, 1995 | — | |
| Feb 1, 1995 | Feb 28, 1995 | TT | Yes | No | — | — | — | Archived | Feb 28, 1995 | — | |
| Jan 1, 1995 | Jan 31, 1995 | TT | Yes | No | — | — | — | Archived | Jan 31, 1995 | — | |
| Dec 1, 1994 | Dec 31, 1994 | TT | Yes | No | — | — | — | Archived | Dec 31, 1994 | — | |
| Nov 1, 1994 | Nov 30, 1994 | TT | Yes | No | — | — | — | Archived | Nov 30, 1994 | — | |
| Oct 1, 1994 | Oct 31, 1994 | TT | Yes | No | — | — | — | Archived | Oct 31, 1994 | — | |
| Sep 1, 1994 | Sep 30, 1994 | TT | Yes | No | — | — | — | Archived | Sep 30, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | TT | Yes | No | — | — | — | Archived | Aug 31, 1994 | — | |
| Jul 1, 1994 | Jul 31, 1994 | TT | Yes | No | — | — | — | Archived | Jul 31, 1994 | — | |
| Apr 1, 1994 | Apr 30, 1994 | TT | Yes | No | — | — | — | Archived | Apr 30, 1994 | — | |
| Mar 1, 1994 | Mar 31, 1994 | TT | Yes | No | — | — | — | Archived | Mar 31, 1994 | — | |
| Feb 1, 1994 | Feb 28, 1994 | TT | Yes | No | — | — | — | Archived | Feb 28, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | TT | Yes | No | — | — | — | Archived | Jan 31, 1994 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/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 | — | 10 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 | — | 0.1 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 | — | 4.0 mg/L | — | Archived | Oct 31, 1979 | — | |
| 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 | — | 0.005 mg/L | — | Archived | Oct 31, 1979 | — | |
| — | — | — | 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.