Ohio — 12th District
119th Congress · 136 ZIP codes · Avg score 56/100 · Grade C · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in Ohio's 12th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 43702 | Zanesville | 81 | B | 2 |
| 2 | 43728 | Chesterhill | 80 | B | 3 |
| 3 | 43787 | Stockport | 77 | B | 2 (1 health) |
| 4 | 45701 | Athens | 77 | B | 2 |
| 5 | 43758 | Malta | 76 | B | 2 |
| 6 | 45761 | Millfield | 76 | B | 5 |
| 7 | 45740 | Jacksonville | 75 | B | 7 |
| 8 | 45710 | Albany | 74 | B | 4 (1 health) |
| 9 | 43756 | Mcconnelsville | 73 | B | 0 |
| 10 | 45719 | Chauncey | 73 | B | 0 |
| 11 | 45782 | Trimble | 73 | B | 0 |
| 12 | 43701 | Zanesville | 71 | B | 2 |
| 13 | 43019 | Fredericktown | 70 | B | 1 |
| 14 | 43031 | Johnstown | 70 | B | 0 |
| 15 | 43110 | Canal Winchester | 70 | B | 0 |
| 16 | 43155 | Sugar Grove | 70 | B | 0 |
| 17 | 43771 | Philo | 70 | B | 0 |
| 18 | 43023 | Granville | 69 | C | 2 (1 health) |
| 19 | 43080 | Utica | 69 | C | 5 (1 health) |
| 20 | 43150 | Rushville | 69 | C | 5 (1 health) |
| 21 | 45723 | Coolville | 69 | C | 7 (1 health) |
| 22 | 45732 | Glouster | 69 | C | 7 (1 health) |
| 23 | 43037 | Martinsburg | 66 | C | 0 |
| 24 | 43058 | Newark | 66 | C | 0 |
| 25 | 43093 | Newark | 66 | C | 0 |
| 26 | 43098 | Hebron | 66 | C | 0 |
| 27 | 43782 | Shawnee | 66 | C | 0 |
| 28 | 44628 | Glenmont | 66 | C | 3 (1 health) |
| 29 | 43136 | Lithopolis | 65 | C | 9 (1 health) |
| 30 | 43147 | Pickerington | 65 | C | 0 |
| 31 | 43772 | Pleasant City | 65 | C | 0 |
| 32 | 43777 | Roseville | 65 | C | 4 |
| 33 | 43812 | Coshocton | 65 | C | 1 |
| 34 | 44654 | Millersburg | 65 | C | 0 |
| 35 | 44687 | Walnut Creek | 65 | C | 3 (1 health) |
| 36 | 44690 | Winesburg | 65 | C | 12 (1 health) |
| 37 | 43001 | Alexandria | 64 | C | 3 |
| 38 | 43102 | Amanda | 64 | C | 1 |
| 39 | 43766 | New Straitsville | 64 | C | 3 |
| 40 | 43008 | Buckeye Lake | 63 | C | 1 |
| 41 | 43050 | Mount Vernon | 63 | C | 1 |
| 42 | 45716 | Buchtel | 63 | C | 0 |
| 43 | 45739 | Hockingport | 63 | C | 0 |
| 44 | 45772 | Reedsville | 63 | C | 0 |
| 45 | 45776 | Shade | 63 | C | 0 |
| 46 | 45777 | Sharpsburg | 63 | C | 0 |
| 47 | 45778 | Stewart | 63 | C | 0 |
| 48 | 45780 | The Plains | 63 | C | 0 |
| 49 | 43022 | Gambier | 62 | C | 1 |
| 50 | 43112 | Carroll | 62 | C | 0 |
Overview
Ohio's 12th District serving an estimated 927,525 residents encompasses 136 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (56/100).
359 EPA violations have been recorded across this district's water systems. 120 are health-based violations. About 42% 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 — 103 violations
- Haloacetic Acids (HAA5) — 103 violations
- Total Trihalomethanes (TTHM) — 37 violations
- Consumer Confidence Report Rule — 34 violations
- Stage 2 DBP Rule — 30 violations
Housing Context
Homes in this district were built on average around 1968 (~58 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 136 ZIP codes in Ohio's 12th District.