County · Washington
Kitsap County, Washington: drinking water records
This overview covers 20 ZIP codes and 155 community water systems in Kitsap County. It also stands in for 0 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 |
|---|---|---|---|---|---|
| Naval Base Kitsap at Bremerton WA5303468 | 11,792 | 120 | 0 | 1 | 2 ppb |
| Bremerton City of WA5308200 | 72,951 | 480 | 1 | 0 | 5 ppb |
| Silverdale Water Dist 16 WA5379300 | 35,163 | 600 | 0 | 0 | 2 ppb |
| West Sound Utility District #1 WA5302600 | 28,930 | 540 | 4 | 0 | 1 ppb |
| North Perry Ave Water District WA5360950 | 24,402 | 540 | 0 | 0 | 1 ppb |
| Poulsbo City of WA5369150 | 18,400 | 360 | 0 | 0 | 1 ppb |
| Naval Base Kitsap at Bangor WA5302714 | 16,828 | 120 | 0 | 0 | 3 ppb |
| North Peninsula WA5305122 | 16,449 | 336 | 0 | 0 | 2 ppb |
| Port Orchard Water Dept WA5368900 | 15,355 | 240 | 0 | 0 | 0 ppb |
| Bainbridge Island City of WA5397650 | 13,491 | 240 | 0 | 0 | 3 ppb |
| Manchester Water District WA5350700 | 10,475 | 480 | 0 | 0 | 0 ppb |
| North Bainbridge Water Co WA5359994 | 5,490 | 60 | 0 | 0 | 2 ppb |
| Vinland WA5391923 | 4,801 | 180 | 0 | 0 | 4 ppb |
| Suquamish WA5386400 | 4,203 | 240 | 0 | 0 | 1 ppb |
| Parkview Terrace WA5366215 | 3,730 | 300 | 1 | 0 | 3.2 ppb |
| Horizons West WA5334375 | 3,454 | 360 | 1 | 0 | 1.1 ppb |
| Mccormick Woods WA5340529 | 2,760 | 180 | 0 | 0 | 0 ppb |
| Jackson Park Naval Hospital WA5305345 | 2,277 | 0 | 0 | 1 | 0 ppb |
| Meadowmeer WA5353275 | 1,157 | 0 | 0 | 1 | 16 ppb |
| Seabeck WA5303134 | 610 | 60 | 0 | 0 | 0 ppb |
| Cedar Glen Mobile Home Park WA5311912 | 284 | 0 | 0 | 1 | 0.7 ppb |
| Indian Hills Estates WA5301966 | 282 | 0 | 0 | 1 | 0 ppb |
| Green Mountain Acres WA5329594 | 110 | 0 | 0 | 1 | 0 ppb |
| Inwood Beach Club WA5335880 | 80 | 0 | 0 | 1 | 0.7 ppb |
| Gatewood Mobile Manor WA5327236 | 46 | 0 | 0 | 1 | 13.9 ppb |
ZIP reports in Kitsap County
No ZIP report in this county is published yet.
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.