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ZIP Code 98368 Water Quality
Washington · 33,908 people served · 11 water systems
A
ExcellentZIP code 98368 is in Washington and is a small city from a drinking-water-service perspective, with 33,908 people served by 11 EPA-registered public water systems. It overlaps with 2 communities including Port Townsend, PORT TOWNSEND.
Within ZIP code 98368, the EPA Safe Drinking Water Information System (SDWIS) records no health-based Maximum Contaminant Level (MCL) exceedances during the past five years across the 11 water systems serving this postal area.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
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Cities in ZIP 98368
Water Systems Serving 98368
QUILCENE
PWSID: WA53AB292
119 served
GARDINER LUD 1
PWSID: WA5307877
379 served
TRITON COVE
PWSID: WA5389447
204 served
SNOW CREEK
PWSID: WA5301220
156 served
BYWATER BAY
PWSID: WA5302043
628 served
LAZY C
PWSID: WA5302676
367 served
QUIMPER
PWSID: WA5305783
14,548 served
MOA TEL
PWSID: WA5307816
73 served
PORT TOWNSEND CITY OF
PWSID: WA5369000
17,053 served
Coyle
PWSID: WA5336711
329 served
MATS VIEW
PWSID: WA5305536
52 served
About ZIP-code water data
Postal-code level water quality data is built up from the underlying water systems — multiple ZIPs may share a single utility, and a single ZIP can span multiple utilities. For property-level information, contact the specific utility serving your address. EPA data on this page was last refreshed on 2026-05-18.
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