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Which Ohio Areas Have the Most Lead Pipe Risk?
The 42 Ohio areas with the highest share of confirmed lead service lines, out of 42 areas with enough data for a reliable estimate. Ranked by percentage, not raw count, so a small town with a real lead problem isn't buried under bigger cities with more addresses overall.
| # | Area | Lead | % of addresses |
|---|---|---|---|
| 1 | Cheviot | 1,197 | 39.6% |
| 2 | Cincinnati | 26,316 | 31.9% |
| 3 | Cleveland | 117,693 | 26.5% |
| 4 | Mount Healthy | 309 | 16.8% |
| 5 | St Bernard | 230 | 14.9% |
| 6 | North College Hill | 453 | 13.2% |
| 7 | Dayton | 8,096 | 12.5% |
| 8 | Silverton | 229 | 12.4% |
| 9 | Columbus | 23,504 | 8.2% |
| 10 | Deer Park | 156 | 6.6% |
| 11 | Toledo | 7,236 | 6.5% |
| 12 | Columbia Township | 69 | 4.4% |
| 13 | Mariemont | 45 | 3.7% |
| 14 | Youngstown | 1,677 | 2.4% |
| 15 | Madeira | 30 | 2.3% |
| 16 | Delhi Township | 126 | 1.4% |
| 17 | Springfield Township | 144 | 1.1% |
| 18 | Amberley Village | 14 | 1.0% |
| 19 | Greenhills | 13 | 0.9% |
| 20 | Golf Manor | 12 | 0.9% |
| 21 | Green Township | 174 | 0.9% |
| 22 | Anderson Township | 113 | 0.8% |
| 23 | Mason | 61 | 0.5% |
| 24 | Sycamore Township | 7 | 0.1% |
| 25 | Lincoln Heights | 1 | 0.1% |
| 26 | Colerain Township | 18 | 0.1% |
| 27 | Miami Township | 3 | 0.1% |
| 28 | Montgomery | 3 | 0.1% |
| 29 | Holland | 3 | 0.1% |
| 30 | Blue Ash | 3 | 0.1% |
| 31 | Maumee | 2 | 0.1% |
| 32 | Symmes Township | 1 | 0.0% |
| 33 | Canton | 0 | 0.0% |
| 34 | Crosby Township | 0 | 0.0% |
| 35 | Evendale | 0 | 0.0% |
| 36 | Forest Park | 0 | 0.0% |
| 37 | Monclova | 0 | 0.0% |
| 38 | Newtown | 0 | 0.0% |
| 39 | Sharonville | 0 | 0.0% |
| 40 | Springdale | 0 | 0.0% |
| 41 | Sylvania | 0 | 0.0% |
| 42 | Woodlawn | 0 | 0.0% |