DUPONT WATER SYSTEM CITY OF
Washington — Community Water System — PWSID: WA5320500
System Information
| PWSID | WA5320500 |
| System Name | DUPONT WATER SYSTEM CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | DuPont |
| ZIP Code | 98327 |
| Address | 1700 Civic Dr |
| Organization | DUPONT WATER SYSTEM CITY OF |
| Phone | — |
Population & Service
| Population Served | 13,141 |
| Service Connections | 3,208 |
Drinking Water Violations (4)
This water system has 4 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 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Feb 19, 2025 | Consumer Confidence Rule |
| Jan 1, 2009 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Unaddressed | — | Lead and Copper Rule |
| May 1, 1995 | May 31, 1995 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1995 | Total Coliform Rule |
| Oct 1, 1979 | Oct 31, 1979 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | Radionuclides and Revised Rad 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.