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Which Iowa Areas Have the Most Lead Pipe Risk?
The 10 Iowa areas with the highest share of confirmed lead service lines, out of 10 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 | Davenport | 7,925 | 18.6% |
| 2 | Dubuque | 4,340 | 18.1% |
| 3 | Council Bluffs | 2,938 | 13.3% |
| 4 | Clinton | 736 | 6.4% |
| 5 | Des Moines | 5,032 | 5.6% |
| 6 | Bettendorf | 331 | 1.9% |
| 7 | Le Claire | 6 | 0.3% |
| 8 | Iowa City | 62 | 0.2% |
| 9 | Cedar Rapids | 18 | 0.0% |
| 10 | West Des Moines | 0 | 0.0% |