Sub-locations
| Name | Sites | Samples |
|---|---|---|
| Anderson County | 1 | 3 |
| Bedford County | 2 | 3 |
| Benton County | 4 | 29 |
| Blount County | 3 | 43 |
| Bradley County | 1 | 1 |
| Campbell County | 1 | 1 |
| Carroll County | 1 | 2 |
| Carter County | 1 | 4 |
| Cheatham County | 7 | 53 |
| Clay County | 4 | 10 |
| Cocke County | 1 | 2 |
| Coffee County | 13 | 87 |
| Cumberland County | 1 | 2 |
| Davidson County | 32 | 141 |
| Decatur County | 2 | 5 |
| Fayette County | 3 | 8 |
| Fentress County | 1 | 2 |
| Franklin County | 11 | 41 |
| Giles County | 2 | 6 |
| Greene County | 1 | 2 |
| Hamilton County | 7 | 18 |
| Hancock County | 2 | 6 |
| Hardin County | 9 | 68 |
| Hawkins County | 3 | 15 |
| Henry County | 3 | 30 |