Michigan — 6th District
119th Congress · 29 ZIP codes · Avg score 59/100 · Grade C · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
29 ZIP codes tracked in Michigan's 6th District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 48160 | Milan | 70 | B | 1 |
| 2 | 48301 | Bloomfield Hills | 69 | C | 2 |
| 3 | 48302 | Bloomfield Hills | 69 | C | 2 |
| 4 | 48303 | Bloomfield Hills | 69 | C | 2 |
| 5 | 48198 | Ypsilanti | 68 | C | 4 |
| 6 | 48843 | Howell | 68 | C | 16 (2 health) |
| 7 | 48855 | Howell | 68 | C | 16 (2 health) |
| 8 | 48130 | Dexter | 66 | C | 0 |
| 9 | 48158 | Manchester | 66 | C | 0 |
| 10 | 48190 | Whittaker | 65 | C | 2 |
| 11 | 48189 | Whitmore Lake | 64 | C | 7 (1 health) |
| 12 | 48304 | Bloomfield Hills | 64 | C | 2 |
| 13 | 48844 | Howell | 64 | C | 16 (2 health) |
| 14 | 48863 | Howell | 64 | C | 16 (2 health) |
| 15 | 48197 | Ypsilanti | 63 | C | 4 |
| 16 | 48118 | Chelsea | 57 | C | 7 (4 health) |
| 17 | 48105 | Ann Arbor | 56 | C | 24 |
| 18 | 48108 | Ann Arbor | 56 | C | 24 |
| 19 | 48025 | Franklin | 53 | D | 0 |
| 20 | 48139 | Hamburg | 53 | D | 0 |
| 21 | 48143 | Lakeland | 53 | D | 0 |
| 22 | 48191 | Willis | 53 | D | 0 |
| 23 | 48103 | Ann Arbor | 51 | D | 24 |
| 24 | 48104 | Ann Arbor | 51 | D | 24 |
| 25 | 48106 | Ann Arbor | 50 | D | 24 |
| 26 | 48107 | Ann Arbor | 50 | D | 24 |
| 27 | 48109 | Ann Arbor | 50 | D | 24 |
| 28 | 48113 | Ann Arbor | 50 | D | 24 |
| 29 | 48115 | Bridgewater | 40 | D | 0 |
Overview
Michigan's 6th District serving an estimated 2,472,519 residents encompasses 29 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (59/100).
289 EPA violations have been recorded across this district's water systems. 13 are health-based violations. About 76% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Total Trihalomethanes (TTHM) — 72 violations
- Consumer Confidence Report Rule — 64 violations
- Stage 1 DBP Rule — 46 violations
- Haloacetic Acids (HAA5) — 40 violations
- Surface Water Treatment Rule — 37 violations
Housing Context
Homes in this district were built on average around 1977 (~49 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 29 ZIP codes in Michigan's 6th District.