CONGRESSIONAL DISTRICT WA

Washington — 8th District

119th Congress · 76 ZIP codes · Avg score 84/100 · Grade B · Updated 2026-06-03

Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03

B
District Grade
84
Avg Safety Score
76
ZIP Codes
495
Total Violations
4
Health Violations
107
Water Systems
Wenatchee
Best ZIP: 98807 (99/100)
Easton
Lowest ZIP: 98925 (55/100)

Top Contaminants

Surface Water Treatment Rule (90) Consumer Confidence Report Rule (61) Lead (48) Haloacetic Acids (HAA5) (24) Total Trihalomethanes (TTHM) (23)

ZIP Codes in This District

76 ZIP codes tracked in Washington's 8th District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 98807 Wenatchee 99 A 0
2 98828 Malaga 99 A 0
3 98035 Kent 98 A 2
4 98051 Ravensdale 98 A 2
5 98064 Kent 98 A 2
6 98089 Kent 98 A 2
7 98073 Redmond 97 A 2
8 98010 Black Diamond 95 A 0
9 98847 Peshastin 95 A 0
10 98030 Kent 94 A 2
11 98042 Kent 94 A 2
12 98055 Renton 94 A 2
13 98056 Renton 94 A 2
14 98057 Renton 94 A 2
15 98059 Renton 94 A 2
16 98063 Federal Way 94 A 5
17 98093 Federal Way 94 A 5
18 98053 Redmond 93 A 2
19 98068 Snoqualmie Pass 93 A 1
20 98071 Auburn 93 A 4
21 98003 Federal Way 90 A 5
22 98801 Wenatchee 90 A 0
23 98031 Kent 89 A 2
24 98032 Kent 89 A 2
25 98070 Vashon 89 A 4 (1 health)
26 98822 Entiat 89 A 6
27 98009 Bellevue 88 A 0
28 98015 Bellevue 88 A 0
29 98052 Redmond 88 A 2
30 98005 Bellevue 87 A 0
31 98040 Mercer Island 87 A 0
32 98816 Chelan 87 A 46 (2 health)
33 98821 Dryden 87 A 0
34 98023 Federal Way 85 A 5
35 98024 Fall City 85 A 0
36 98288 Skykomish 85 A 1
37 98815 Cashmere 85 A 8
38 98001 Auburn 84 B 4
39 98002 Auburn 84 B 4
40 98058 Renton 84 B 2
41 98092 Auburn 84 B 4
42 98029 Issaquah 83 B 9
43 98943 South Cle Elum 83 B 0
44 98004 Bellevue 82 B 0
45 98006 Bellevue 82 B 0
46 98007 Bellevue 82 B 0
47 98008 Bellevue 82 B 0
48 98028 Kenmore 82 B 0
49 98946 Thorp 82 B 2
50 98041 Bothell 81 B 9

Overview

Washington's 8th District serving an estimated 8,531,958 residents encompasses 76 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (84/100).

495 EPA violations have been recorded across this district's water systems. 4 are health-based violations. About 63% of tracked ZIP codes have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Surface Water Treatment Rule — 90 violations
  • Consumer Confidence Report Rule — 61 violations
  • Lead — 48 violations
  • Haloacetic Acids (HAA5) — 24 violations
  • Total Trihalomethanes (TTHM) — 23 violations

Housing Context

Homes in this district were built on average around 1981 (~45 years old). Older homes may have lead pipes or solder — consider a water filter if your home predates 1986.

Data Sources

Updated daily. Data covers 76 ZIP codes in Washington's 8th District.

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