Kitsap Water Quality Report
7 cities ranked · Average grade: C+ · Washington
Avg Score
65.9
Cities Ranked
7
Health Violations
7
PFAS Detected
2
65.9
County avg score
7
Cities ranked
43%
A or B grade
43%
D or F grade
7
Health violations
2
PFAS detected
Grade Distribution
How Kitsap cities scored
A
3
43%
Excellent
B
0
0%
Good
C
1
14%
Fair
D
0
0%
Poor
F
3
43%
Failing
Comparison
County vs Washington average
▼ 4.2 pts below state average
City Map
Water quality across Kitsap
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Kitsap
Worst cities
County context
8
Superfund sites in Kitsap
1,753
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Kitsap
Industrial polluters nearby
Facilities reporting the most surface-water releases in Kitsap, 2023.
Total reported releases to surface water: 1,753 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
US NAVY PSNS & IMF - BREMERTON SITE & NAVAL BASE KITSAP BREMERTON, WA98314 | Manganese | 1,753 |
NAVAL BASE KITSAP BANGOR - RANGE ACTIVITIES SILVERDALE, WA983151087 | — | — |
BREMERTON READY MIX BREMERTON, WA98310 | — | — |
DEFIANCE BOATS LLC BREMERTON, WA98312 | — | — |
POULSBO READY MIX PLANT POULSBO, WA98370 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Kitsap
Superfund sites nearby
Federally tracked hazardous-waste sites within Kitsap on the EPA National Priorities List.
- BANGOR NAVAL SUBMARINE BASE
- BANGOR ORDNANCE DISPOSAL USNAVY
- BREMERTON GASWORKS
- JACKSON PARK HOUSING COMPLEX USNAVY
- NAVAL UNDERSEA WARFARE ENGINEERING STATION 4 WASTE AREAS
+ 3 more sites
Source: EPA Superfund National Priorities List
Full Rankings
All 7 cities in Kitsap
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Manchester | A | 93.8 | 10K | 34 | Health Unresolved | |
| 2 | Bainbridge Island | A | 93.3 | 13K | 17 | Health Unresolved | |
| 3 | Pouslbo | A | 90.4 | 1K | 19 | Health Unresolved | |
| 4 | Bremerton | C | 63.5 | 97K | 203 | Health Unresolved | |
| 5 | Poulsbo | F | 42.8 | 65K | 1640 | Health Unresolved | |
| 6 | Silverdale | F | 41.1 | 63K | 358 | Health Unresolved | |
| 7 | Port Orchard | F | 36.2 | 94K | 10227 | Health PFAS Unresolved |