Washington — 6th District
119th Congress · 111 ZIP codes · Avg score 85/100 · Grade A · Updated 2026-07-17
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-17
ZipCheckup tracks water safety for 111 ZIP codes in Washington's 6th District: the district earns a grade A (85/100). 156 EPA violations on record, 5 health-based.
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in Washington's 6th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 98305 | Beaver | 99 | A | 1 |
| 2 | 98314 | Bremerton | 99 | A | 1 |
| 3 | 98315 | Silverdale | 99 | A | 0 |
| 4 | 98337 | Bremerton | 99 | A | 1 |
| 5 | 98353 | Manchester | 99 | A | 0 |
| 6 | 98566 | Neilton | 99 | A | 1 |
| 7 | 98324 | Carlsborg | 98 | A | 2 |
| 8 | 98343 | Joyce | 98 | A | 2 |
| 9 | 98401 | Tacoma | 97 | A | 2 |
| 10 | 98411 | Tacoma | 97 | A | 2 |
| 11 | 98412 | Tacoma | 97 | A | 2 |
| 12 | 98413 | Tacoma | 97 | A | 2 |
| 13 | 98415 | Tacoma | 97 | A | 2 |
| 14 | 98416 | Tacoma | 97 | A | 2 |
| 15 | 98417 | Tacoma | 97 | A | 2 |
| 16 | 98419 | Tacoma | 97 | A | 2 |
| 17 | 98431 | Tacoma | 97 | A | 2 |
| 18 | 98448 | Tacoma | 97 | A | 2 |
| 19 | 98455 | Tacoma | 97 | A | 2 |
| 20 | 98460 | Tacoma | 97 | A | 2 |
| 21 | 98464 | Tacoma | 97 | A | 2 |
| 22 | 98471 | Tacoma | 97 | A | 2 |
| 23 | 98481 | Tacoma | 97 | A | 2 |
| 24 | 98490 | Tacoma | 97 | A | 2 |
| 25 | 98493 | Tacoma | 97 | A | 2 |
| 26 | 98325 | Chimacum | 96 | A | 3 |
| 27 | 98311 | Bremerton | 95 | A | 1 |
| 28 | 98329 | Gig Harbor | 95 | A | 0 |
| 29 | 98333 | Fox Island | 95 | A | 0 |
| 30 | 98383 | Silverdale | 95 | A | 0 |
| 31 | 98546 | Grapeview | 95 | A | 0 |
| 32 | 98548 | Hoodsport | 95 | A | 1 |
| 33 | 98555 | Lilliwaup | 95 | A | 0 |
| 34 | 98557 | Mccleary | 95 | A | 1 |
| 35 | 98575 | Quinault | 95 | A | 0 |
| 36 | 98524 | Allyn | 94 | A | 2 |
| 37 | 98583 | Satsop | 94 | A | 2 |
| 38 | 98376 | Quilcene | 93 | A | 4 |
| 39 | 98381 | Sekiu | 93 | A | 2 |
| 40 | 98402 | Tacoma | 93 | A | 2 |
| 41 | 98403 | Tacoma | 93 | A | 2 |
| 42 | 98405 | Tacoma | 93 | A | 2 |
| 43 | 98406 | Tacoma | 93 | A | 2 |
| 44 | 98407 | Tacoma | 93 | A | 2 |
| 45 | 98409 | Tacoma | 93 | A | 2 |
| 46 | 98421 | Tacoma | 93 | A | 2 |
| 47 | 98465 | Tacoma | 93 | A | 2 |
| 48 | 98363 | Port Angeles | 91 | A | 6 |
| 49 | 98310 | Bremerton | 90 | A | 1 |
| 50 | 98312 | Bremerton | 90 | A | 1 |
Overview
Washington's 6th District encompasses 111 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is A (85/100).
156 EPA violations have been recorded across this district's water systems. 5 are health-based violations. About 52% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Consumer Confidence Report Rule - 37 violations
- Lead - 33 violations
- Haloacetic Acids (HAA5) - 29 violations
- Surface Water Treatment Rule - 27 violations
- E. coli - 12 violations
Housing Context
Homes in this district were built on average around 1978 (~48 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 111 ZIP codes in Washington's 6th District.