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Which Wisconsin Areas Have the Most Lead Pipe Risk?
The 6 Wisconsin areas with the highest share of confirmed lead service lines, out of 6 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 | Milwaukee | 73,426 | 43.1% |
| 2 | Racine | 9,777 | 28.6% |
| 3 | Wausau | 4,401 | 27.9% |
| 4 | Oshkosh | 2,519 | 11.9% |
| 5 | Green Bay | 9 | 0.0% |
| 6 | Madison | 2 | 0.0% |