Ohio — 15th District
119th Congress · 53 ZIP codes · Avg score 58/100 · Grade C · Updated 2026-07-19
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-19
ZipCheckup tracks water safety for 53 ZIP codes in Ohio's 15th District: the district earns a grade C (58/100). 145 EPA violations on record, 28 health-based.
Top Contaminants
ZIP Codes in This District
53 ZIP codes tracked in Ohio's 15th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 43016 | Dublin | 70 | B | 0 |
| 2 | 43110 | Canal Winchester | 70 | B | 0 |
| 3 | 45318 | Covington | 70 | B | 0 |
| 4 | 45326 | Fletcher | 70 | B | 0 |
| 5 | 45363 | Russia | 70 | B | 1 |
| 6 | 45368 | South Charleston | 70 | B | 0 |
| 7 | 43128 | Jeffersonville | 69 | C | 9 (1 health) |
| 8 | 43106 | Bloomingburg | 68 | C | 2 |
| 9 | 43217 | Columbus | 68 | C | 7 (2 health) |
| 10 | 43222 | Columbus | 68 | C | 7 (2 health) |
| 11 | 43137 | Lockbourne | 66 | C | 2 (1 health) |
| 12 | 43162 | West Jefferson | 66 | C | 2 (1 health) |
| 13 | 43195 | Groveport | 66 | C | 0 |
| 14 | 43198 | Groveport | 66 | C | 0 |
| 15 | 43017 | Dublin | 65 | C | 0 |
| 16 | 43125 | Groveport | 65 | C | 0 |
| 17 | 45367 | Sidney | 65 | C | 5 (1 health) |
| 18 | 43143 | Mount Sterling | 64 | C | 4 |
| 19 | 43204 | Columbus | 63 | C | 7 (2 health) |
| 20 | 43207 | Columbus | 63 | C | 7 (2 health) |
| 21 | 43215 | Columbus | 63 | C | 7 (2 health) |
| 22 | 43228 | Columbus | 63 | C | 7 (2 health) |
| 23 | 45349 | North Hampton | 63 | C | 4 |
| 24 | 45344 | New Carlisle | 62 | C | 2 |
| 25 | 43160 | Washington Court House | 61 | C | 5 |
| 26 | 43194 | Lockbourne | 61 | C | 2 (1 health) |
| 27 | 45371 | Tipp City | 61 | C | 3 |
| 28 | 43140 | London | 60 | C | 4 |
| 29 | 45365 | Sidney | 59 | C | 5 (1 health) |
| 30 | 45374 | Troy | 59 | C | 5 |
| 31 | 43223 | Columbus | 58 | C | 7 (2 health) |
| 32 | 45356 | Piqua | 58 | C | 5 |
| 33 | 43002 | Amlin | 53 | D | 0 |
| 34 | 43010 | Catawba | 53 | D | 0 |
| 35 | 43026 | Hilliard | 53 | D | 0 |
| 36 | 43109 | Brice | 53 | D | 0 |
| 37 | 43123 | Grove City | 53 | D | 4 (1 health) |
| 38 | 43126 | Harrisburg | 53 | D | 0 |
| 39 | 45317 | Conover | 53 | D | 0 |
| 40 | 45319 | Donnelsville | 53 | D | 0 |
| 41 | 45373 | Troy | 53 | D | 5 |
| 42 | 43153 | South Solon | 49 | D | 11 |
| 43 | 45369 | South Vienna | 48 | D | 10 (7 health) |
| 44 | 45308 | Bradford | 47 | D | 6 |
| 45 | 43064 | Plain City | 45 | D | 0 |
| 46 | 43119 | Galloway | 45 | D | 0 |
| 47 | 45341 | Medway | 45 | D | 0 |
| 48 | 43142 | Milledgeville | 40 | D | 0 |
| 49 | 43151 | Sedalia | 40 | D | 0 |
| 50 | 45312 | Casstown | 40 | D | 0 |
Overview
Ohio's 15th District encompasses 53 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (58/100).
145 EPA violations have been recorded across this district's water systems. 28 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 - 68 violations
- Stage 2 DBP Rule - 18 violations
- Total Trihalomethanes (TTHM) - 16 violations
- Consumer Confidence Report Rule - 10 violations
- Total Coliform - 8 violations
Housing Context
Homes in this district were built on average around 1961 (~65 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 53 ZIP codes in Ohio's 15th District.