Data source: EPA SDWIS Last verified: 2026-06-03

Water quality varies significantly across Flint, MI. We analyzed 17 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.

City Overview: Grade B (80/100)

Grade	Neighborhoods	%
A	0	0%
B	17	100%
C	0	0%
D	0	0%
F	0	0%

Neighborhood Rankings

Every ZIP code in Flint ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Violations	Lead Risk
1	48501	82	B	2	0.0030 mg/L
2	48502	82	B	2	0.0030 mg/L
3	48505	82	B	2	0.0030 mg/L
4	48531	82	B	2	0.0030 mg/L
5	48550	82	B	2	0.0030 mg/L
6	48551	82	B	2	0.0030 mg/L
7	48552	82	B	2	0.0030 mg/L
8	48553	82	B	2	0.0030 mg/L
9	48554	82	B	2	0.0030 mg/L
10	48555	82	B	2	0.0030 mg/L
11	48556	82	B	2	0.0030 mg/L
12	48557	82	B	2	0.0030 mg/L
13	48503	77	B	2	0.0030 mg/L
14	48504	77	B	2	0.0030 mg/L
15	48506	77	B	2	0.0030 mg/L
16	48532	77	B	2	0.0030 mg/L
17	48507	72	B	2	0.0030 mg/L

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

• 16 neighborhoods score better than county average
• 1 neighborhoods score worse than county average

EPA Violations

• 34 total violations across Flint
• 17 health-based violations
• 17 of 17 ZIP codes have violations
• 0 ZIP codes exceed EPA lead action level

Top Contaminants

Contaminant	Violations	ZIPs
Haloacetic Acids (HAA5)	17	17
Stage 2 DBP Rule	17	17

Frequently Asked Questions

What is the safest neighborhood in Flint?

ZIP code 48501 has the highest safety score in Flint at 82/100 (grade B). Check the full report for details.

Is Flint water safe to drink?

Flint has an average water safety score of 80/100 (B). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.

Related Pages

• Flint, MI city page
• Michigan state rankings
• All Michigan alerts

Data Sources

• EPA SDWIS
• U.S. Census Bureau

Updated daily.