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Which South Dakota Areas Have the Most Lead Pipe Risk?
The 45 South Dakota areas with the highest share of confirmed lead service lines, out of 45 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 | Aberdeen | 1,091 | 10.8% |
| 2 | Mitchell | 428 | 5.8% |
| 3 | Beresford | 50 | 3.2% |
| 4 | Huron | 152 | 2.7% |
| 5 | Redfield | 30 | 2.6% |
| 6 | Yankton | 93 | 1.3% |
| 7 | Vermillion | 39 | 1.1% |
| 8 | Platte | 8 | 0.7% |
| 9 | Milbank | 12 | 0.6% |
| 10 | Hartford | 11 | 0.5% |
| 11 | Wagner | 4 | 0.4% |
| 12 | Rapid City | 103 | 0.3% |
| 13 | Chamberlain | 3 | 0.2% |
| 14 | Arlington | 2 | 0.2% |
| 15 | Winner | 2 | 0.1% |
| 16 | Webster | 1 | 0.1% |
| 17 | Elk Point | 1 | 0.1% |
| 18 | Mobridge | 1 | 0.1% |
| 19 | Spearfish | 3 | 0.1% |
| 20 | Canton | 1 | 0.1% |
| 21 | Madison | 2 | 0.1% |
| 22 | Belle Fourche | 1 | 0.0% |
| 23 | Brookings | 1 | 0.0% |
| 24 | Sioux Falls | 6 | 0.0% |
| 25 | Black Hawk | 0 | 0.0% |
| 26 | Box Elder | 0 | 0.0% |
| 27 | Britton | 0 | 0.0% |
| 28 | Custer | 0 | 0.0% |
| 29 | Dakota Dunes | 0 | 0.0% |
| 30 | Dell Rapids | 0 | 0.0% |
| 31 | Eagle Butte | 0 | 0.0% |
| 32 | Fort Pierre | 0 | 0.0% |
| 33 | Garretson | 0 | 0.0% |
| 34 | Harrisburg | 0 | 0.0% |
| 35 | Hot Springs | 0 | 0.0% |
| 36 | Lead | 0 | 0.0% |
| 37 | Lennox | 0 | 0.0% |
| 38 | North Sioux City | 0 | 0.0% |
| 39 | Pierre | 0 | 0.0% |
| 40 | Sisseton | 0 | 0.0% |
| 41 | Sturgis | 0 | 0.0% |
| 42 | Summerset | 0 | 0.0% |
| 43 | Tea | 0 | 0.0% |
| 44 | Volga | 0 | 0.0% |
| 45 | Watertown | 0 | 0.0% |