Michigan — 9th District
119th Congress · 77 ZIP codes · Avg score 77/100 · Grade B · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
77 ZIP codes tracked in Michigan's 9th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 48413 | Bad Axe | 99 | A | 1 |
| 2 | 48769 | Vassar | 99 | A | 1 |
| 3 | 48754 | Owendale | 96 | A | 4 |
| 4 | 48441 | Harbor Beach | 95 | A | 0 |
| 5 | 48731 | Elkton | 95 | A | 0 |
| 6 | 48061 | Port Huron | 94 | A | 3 |
| 7 | 48725 | Caseville | 94 | A | 2 |
| 8 | 48468 | Port Hope | 93 | A | 1 |
| 9 | 48040 | Marysville | 92 | A | 3 |
| 10 | 48097 | Yale | 91 | A | 5 (1 health) |
| 11 | 48059 | Fort Gratiot | 90 | A | 1 |
| 12 | 48767 | Unionville | 90 | A | 0 |
| 13 | 48060 | Port Huron | 89 | A | 3 |
| 14 | 48723 | Caro | 89 | A | 6 |
| 15 | 48041 | Memphis | 88 | A | 0 |
| 16 | 48467 | Port Austin | 88 | A | 8 |
| 17 | 48746 | Millington | 88 | A | 11 |
| 18 | 48744 | Mayville | 87 | A | 3 |
| 19 | 48741 | Kingston | 86 | A | 2 |
| 20 | 48475 | Ubly | 85 | A | 10 |
| 21 | 48768 | Vassar | 85 | A | 1 |
| 22 | 48014 | Capac | 84 | B | 6 |
| 23 | 48039 | Marine City | 84 | B | 2 (1 health) |
| 24 | 48726 | Cass City | 84 | B | 4 |
| 25 | 48428 | Dryden | 83 | B | 1 |
| 26 | 48434 | Forestville | 83 | B | 0 |
| 27 | 48453 | Marlette | 83 | B | 0 |
| 28 | 48461 | North Branch | 83 | B | 0 |
| 29 | 48707 | Bay City | 83 | B | 0 |
| 30 | 48755 | Pigeon | 83 | B | 5 |
| 31 | 48421 | Columbiaville | 82 | B | 2 |
| 32 | 48422 | Croswell | 82 | B | 2 |
| 33 | 48426 | Decker | 82 | B | 2 (1 health) |
| 34 | 48735 | Gagetown | 82 | B | 13 |
| 35 | 48416 | Brown City | 81 | B | 2 |
| 36 | 48727 | Clifford | 81 | B | 2 |
| 37 | 48001 | Algonac | 80 | B | 1 |
| 38 | 48401 | Applegate | 80 | B | 3 |
| 39 | 48427 | Deckerville | 80 | B | 3 |
| 40 | 48759 | Sebewaing | 80 | B | 0 |
| 41 | 48054 | East China | 78 | B | 0 |
| 42 | 48444 | Imlay City | 78 | B | 6 (2 health) |
| 43 | 48450 | Lexington | 78 | B | 11 |
| 44 | 48708 | Bay City | 78 | B | 0 |
| 45 | 48701 | Akron | 77 | B | 14 |
| 46 | 48003 | Almont | 73 | B | 1 |
| 47 | 48022 | Emmett | 73 | B | 0 |
| 48 | 48032 | Jeddo | 73 | B | 0 |
| 49 | 48074 | Smiths Creek | 73 | B | 0 |
| 50 | 48435 | Fostoria | 73 | B | 0 |
Overview
Michigan's 9th District serving an estimated 582,035 residents encompasses 77 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (77/100).
215 EPA violations have been recorded across this district's water systems. 16 are health-based violations. About 53% 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 — 45 violations
- Stage 1 DBP Rule — 34 violations
- Total Trihalomethanes (TTHM) — 30 violations
- Haloacetic Acids (HAA5) — 27 violations
- Consumer Confidence Report Rule — 26 violations
Housing Context
Homes in this district were built on average around 1971 (~55 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 77 ZIP codes in Michigan's 9th District.