County · Washington
Skagit County, Washington: drinking water records
This overview covers 13 ZIP codes and 50 community water systems in Skagit County. It also stands in for 1 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Skagit County PUD 1 Judy Res WA5379500 | 111,415 | 120 | 1 | 0 | 0 ppb |
| Anacortes City of WA5302200 | 25,109 | 120 | 0 | 0 | 1.1 ppb |
| Shelter Bay Community INC WA5378155 | 2,212 | 120 | 0 | 0 | 1.6 ppb |
| Concrete Utilities WA5303950 | 1,234 | 0 | 0 | 1 | 1.8 ppb |
| Colony Mountain WA5314069 | 213 | 0 | 0 | 1 | 0.7 ppb |
| Pressentin Creek Wilderness WA5369273 | 81 | 0 | 0 | 1 | 16.9 ppb |
| Sauk-Suiattle 105311106 | 80 | 0 | 0 | 2 | 2 ppb |
| Hidden Village MHP, LLC ID2290004 | 66 | 0 | 0 | 1 | 2 ppb |
| Woodland Heights MHP ID2290043 | 60 | 0 | 0 | 2 | 1 ppb |
| Skagit Co Water District #1 WA5300392 | 1,974 | 0 | 0 | 0 | 0 ppb |
| La Conner Water Dept WA5343350 | 1,821 | 0 | 0 | 0 | 0 ppb |
| Blanchard Edison Water Assn. INC. WA5307450 | 1,480 | 0 | 0 | 0 | 2.8 ppb |
| Swinomish 105300032 | 1,212 | 0 | 0 | 0 | 2.7 ppb |
| Samish Farms Water Assn WA5375645 | 1,017 | 0 | 0 | 0 | 5.3 ppb |
| Cape Horn Maintenance Company WA5311060 | 940 | 0 | 0 | 0 | 1.4 ppb |
| Lyman Water Department WA5349050 | 705 | 0 | 0 | 0 | 3.1 ppb |
| Del Mar Community Service WA5318580 | 654 | 0 | 0 | 0 | 1.1 ppb |
| Hamilton Water Department WA5330700 | 540 | 0 | 0 | 0 | 0.7 ppb |
| Skagit Co PUD - Alger WA5301400 | 446 | 0 | 0 | 0 | 0 ppb |
| Skagit Co PUD - Cedargrove WA5311917 | 400 | 0 | 0 | 0 | 1.6 ppb |
| Upper Skagit 105300048 | 365 | 0 | 0 | 0 | 1.2 ppb |
| Leif Erikson Rec Assoc WA5323735 | 320 | 0 | 0 | 0 | 0 ppb |
| Skagit Co PUD - Marblemount WA53AA642 | 238 | 0 | 0 | 0 | 9.1 ppb |
| Holiday Hideaway Water Co WA5308236 | 235 | 0 | 0 | 0 | 0 ppb |
| Skagit View Village Water System WA5396879 | 232 | 0 | 0 | 0 | 2.1 ppb |
ZIP reports in Skagit County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 98233.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.