*These data are provisional and may be revised or adjusted in the future.
Cumulative Human Disease Cases by County - South Dakota, 2004
| Aurora County | 1 |
| Beadle County | 2 |
| Brookings County | 1 |
| Brown County | 5 |
| Butte County | 2 |
| Charles Mix County | 2 |
| Codington County | 1 |
| Corson County | 1 |
| Davison County | 2 |
| Dewey County | 1 |
| Douglas County | 1 |
| Fall River County | 1 |
| Grant County | 1 |
| Hughes County | 2 |
| Hutchinson County | 1 |
| Jackson County | 1 |
| Kingsbury County | 1 |
| Lawrence County | 1 |
| Lincoln County | 1 |
| Lyman County | 1 |
| McCook County | 1 |
| McPherson County | 1 |
| Meade County | 3 |
| Miner County | 1 |
| Minnehaha County | 5 |
| Moody County | 1 |
| Pennington County | 3 |
| Roberts County | 1 |
| Spink County | 1 |
| Todd County | 1 |
| Tripp County | 3 |
| Turner County | 1 |