Kentucky — 4th District
119th Congress · 107 ZIP codes · Avg score 62/100 · 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 Kentucky's 4th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 40010 | Buckner | 83 | B | 0 |
| 2 | 40011 | Campbellsburg | 83 | B | 0 |
| 3 | 40050 | New Castle | 83 | B | 0 |
| 4 | 40066 | Shelbyville | 83 | B | 0 |
| 5 | 40067 | Simpsonville | 83 | B | 0 |
| 6 | 41004 | Brooksville | 83 | B | 0 |
| 7 | 41045 | Ghent | 83 | B | 0 |
| 8 | 41055 | Mayslick | 83 | B | 0 |
| 9 | 40006 | Bedford | 82 | B | 3 |
| 10 | 40003 | Bagdad | 81 | B | 4 |
| 11 | 40019 | Eminence | 81 | B | 1 |
| 12 | 41030 | Crittenden | 81 | B | 0 |
| 13 | 41034 | Dover | 81 | B | 0 |
| 14 | 41035 | Dry Ridge | 80 | B | 3 (3 health) |
| 15 | 41005 | Burlington | 79 | B | 2 |
| 16 | 40045 | Milton | 78 | B | 0 |
| 17 | 40065 | Shelbyville | 78 | B | 0 |
| 18 | 40071 | Taylorsville | 78 | B | 0 |
| 19 | 41056 | Maysville | 78 | B | 0 |
| 20 | 41086 | Sparta | 78 | B | 0 |
| 21 | 41095 | Warsaw | 78 | B | 0 |
| 22 | 41139 | Flatwoods | 78 | B | 0 |
| 23 | 41141 | Garrison | 78 | B | 0 |
| 24 | 41175 | South Shore | 78 | B | 0 |
| 25 | 41183 | Worthington | 78 | B | 0 |
| 26 | 41042 | Florence | 75 | B | 0 |
| 27 | 41094 | Walton | 75 | B | 0 |
| 28 | 41002 | Augusta | 73 | B | 0 |
| 29 | 41022 | Florence | 72 | B | 0 |
| 30 | 41010 | Corinth | 71 | B | 2 |
| 31 | 40004 | Bardstown | 70 | B | 1 |
| 32 | 41169 | Russell | 68 | C | 4 (4 health) |
| 33 | 41064 | Mount Olivet | 66 | C | 0 |
| 34 | 40014 | Crestwood | 63 | C | 0 |
| 35 | 40022 | Finchville | 63 | C | 0 |
| 36 | 40031 | La Grange | 63 | C | 0 |
| 37 | 40057 | Pleasureville | 63 | C | 0 |
| 38 | 40068 | Smithfield | 63 | C | 0 |
| 39 | 40070 | Sulphur | 63 | C | 0 |
| 40 | 40363 | Perry Park | 63 | C | 0 |
| 41 | 40370 | Sadieville | 63 | C | 0 |
| 42 | 41014 | Covington | 63 | C | 0 |
| 43 | 41018 | Erlanger | 63 | C | 0 |
| 44 | 41033 | De Mossville | 63 | C | 0 |
| 45 | 41043 | Foster | 63 | C | 0 |
| 46 | 41051 | Independence | 63 | C | 0 |
| 47 | 41063 | Morning View | 63 | C | 0 |
| 48 | 41075 | Fort Thomas | 63 | C | 0 |
| 49 | 41083 | Sanders | 63 | C | 0 |
| 50 | 41098 | Worthville | 63 | C | 0 |
Overview
Kentucky's 4th District serving an estimated 1,256,238 residents encompasses 107 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (62/100).
71 EPA violations have been recorded across this district's water systems. 26 are health-based violations. About 13% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Total Trihalomethanes (TTHM) — 23 violations
- Surface Water Treatment Rule — 21 violations
- Consumer Confidence Report Rule — 11 violations
- Haloacetic Acids (HAA5) — 10 violations
- Lead and Copper Rule — 3 violations
Housing Context
Homes in this district were built on average around 1979 (~47 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 107 ZIP codes in Kentucky's 4th District.