WASHINGTON STATE UNIVERSITY
Washington — Community Water System — PWSID: WA5393200
System Information
| PWSID | WA5393200 |
| System Name | WASHINGTON STATE UNIVERSITY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Pullman |
| ZIP Code | 99164-1150 |
| Address | po box 641150 |
| Organization | WASHINGTON STATE UNIVERSITY |
| Phone | — |
Population & Service
| Population Served | 21,506 |
| Service Connections | 4,355 |
Drinking Water Violations (27)
This water system has 27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | — | 0.02 mg/L | — | Archived | Jun 30, 2008 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Sep 30, 2007 | — | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Jun 30, 2007 | — | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Jun 30, 2007 | — | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Jun 30, 2007 | — | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Mar 31, 2007 | — | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Mar 31, 2007 | — | |
| May 1, 1992 | May 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | May 31, 1992 | — | |
| May 1, 1992 | May 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | May 31, 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 | — | |
| Mar 1, 1992 | Mar 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1992 | — | |
| Mar 1, 1992 | Mar 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1992 | — | |
| Nov 1, 1991 | Nov 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1991 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | — | |
| — | — | — | 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.