Sub-locations
| Name | Sites | Samples |
|---|---|---|
| Adair County | 1 | 1 |
| Allen County | 2 | 3 |
| Ballard County | 2 | 23 |
| Barren County | 2 | 9 |
| Bath County | 2 | 4 |
| Bell County | 5 | 47 |
| Boone County | 23 | 92 |
| Bourbon County | 6 | 8 |
| Boyd County | 3 | 5 |
| Bracken County | 3 | 9 |
| Breathitt County | 2 | 3 |
| Breckinridge County | 3 | 7 |
| Bullitt County | 3 | 6 |
| Butler County | 7 | 43 |
| Caldwell County | 1 | 3 |
| Carlisle County | 3 | 14 |
| Carroll County | 4 | 18 |
| Carter County | 7 | 39 |
| Casey County | 0 | 0 |
| Christian County | 2 | 2 |
| Clark County | 5 | 10 |
| Clay County | 2 | 3 |
| Clinton County | 1 | 3 |
| Crittenden County | 1 | 6 |
| Cumberland County | 3 | 12 |