Sub-locations
| Name | Sites | Samples |
|---|---|---|
| Allen County | 2 | 8 |
| Bartholomew County | 5 | 14 |
| Carroll County | 2 | 3 |
| Clark County | 11 | 53 |
| Crawford County | 2 | 10 |
| Daviess County | 3 | 25 |
| Dearborn County | 18 | 218 |
| Decatur County | 3 | 23 |
| DeKalb County | 0 | 0 |
| Delaware County | 1 | 3 |
| Dubois County | 1 | 1 |
| Elkhart County | 0 | 0 |
| Floyd County | 5 | 10 |
| Franklin County | 7 | 38 |
| Gibson County | 3 | 11 |
| Grant County | 1 | 1 |
| Greene County | 4 | 40 |
| Hamilton County | 9 | 34 |
| Harrison County | 11 | 109 |
| Henry County | 6 | 23 |
| Huntington County | 3 | 2 |
| Jackson County | 1 | 1 |
| Jasper County | 1 | 1 |
| Jay County | 0 | 0 |
| Jefferson County | 1 | 2 |