Data source: EPA SDWIS Last verified: 2026-07-19

ZipCheckup compares 38 ZIP codes across Tacoma, WA. The area averages a grade A (94/100); 38 ZIP codes carry recorded EPA violations.

Water quality varies significantly across Tacoma, WA. We analyzed 38 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.

City Overview: Grade A (94/100)

Grade	Neighborhoods	%
A	37	97%
B	1	3%
C	0	0%
D	0	0%
F	0	0%

Neighborhood Rankings

Every ZIP code in Tacoma ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Violations	Lead Risk
1	98401	97	A	2	0.0010 mg/L
2	98411	97	A	2	0.0010 mg/L
3	98412	97	A	2	0.0010 mg/L
4	98413	97	A	2	0.0010 mg/L
5	98415	97	A	2	0.0010 mg/L
6	98416	97	A	2	0.0010 mg/L
7	98417	97	A	2	0.0010 mg/L
8	98419	97	A	2	0.0010 mg/L
9	98431	97	A	2	0.0010 mg/L
10	98433	97	A	2	0.0010 mg/L
11	98442	97	A	2	0.0010 mg/L
12	98447	97	A	2	0.0010 mg/L
13	98448	97	A	2	0.0010 mg/L
14	98455	97	A	2	0.0010 mg/L
15	98460	97	A	2	0.0010 mg/L
16	98464	97	A	2	0.0010 mg/L
17	98471	97	A	2	0.0010 mg/L
18	98481	97	A	2	0.0010 mg/L
19	98490	97	A	2	0.0010 mg/L
20	98493	97	A	2	0.0010 mg/L
21	98402	93	A	2	0.0010 mg/L
22	98403	93	A	2	0.0010 mg/L
23	98405	93	A	2	0.0010 mg/L
24	98406	93	A	2	0.0010 mg/L
25	98407	93	A	2	0.0010 mg/L
26	98408	93	A	2	0.0010 mg/L
27	98409	93	A	2	0.0010 mg/L
28	98418	93	A	2	0.0010 mg/L
29	98421	93	A	2	0.0010 mg/L
30	98465	93	A	2	0.0010 mg/L
31	98404	88	A	2	0.0010 mg/L
32	98422	88	A	2	0.0010 mg/L
33	98424	88	A	2	0.0010 mg/L
34	98444	88	A	2	0.0010 mg/L
35	98445	88	A	2	0.0010 mg/L
36	98446	88	A	2	0.0010 mg/L
37	98466	88	A	2	0.0010 mg/L
38	98443	83	B	2	0.0010 mg/L

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

• 30 neighborhoods score better than county average
• 8 neighborhoods score worse than county average

EPA Violations

• 76 total violations across Tacoma
• 0 health-based violations
• 38 of 38 ZIP codes have violations
• 0 ZIP codes exceed EPA lead action level

Top Contaminants

Contaminant	Violations	ZIPs
Lead	38	38
Haloacetic Acids (HAA5)	38	38

Frequently Asked Questions

What is the safest neighborhood in Tacoma?

ZIP code 98401 has the highest safety score in Tacoma at 97/100 (grade A). Check the full report for details.

Is Tacoma water safe to drink?

Tacoma has an average water safety score of 94/100 (A). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.

Related Pages

• Tacoma, WA city page
• Washington state rankings
• All Washington alerts

Data Sources

• EPA SDWIS
• U.S. Census Bureau

Updated daily.