COUNTY WATER-SYSTEM LEDGER
Jefferson, Washington
EPA’s September 2026 export lists 3 active community water systems serving Jefferson, Washington, with 1 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Jefferson, Washington
EPA associates 3 covered systems with Jefferson, Washington; their reported population-served values total 34,687 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Port Townsend City OfWA5369000 | 17,053 | Surface water | No current violation flagged |
| QuimperWA5305783 | 14,548 | Ground water | Current monitoring/reporting flag |
| Olympic Water & Sewer IncWA5368700 | 3,086 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Jefferson, Washington
EPA classifies 3 systems serving Jefferson, Washington across 2 primary-source categories; Ground water is the largest category with 2 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.