Sub-locations
| Name | Sites | Samples |
|---|---|---|
| Allen County | 1 | 1 |
| Atchison County | 2 | 5 |
| Barber County | 3 | 6 |
| Barton County | 1 | 1 |
| Bourbon County | 3 | 4 |
| Butler County | 8 | 26 |
| Chase County | 1 | 1 |
| Chautauqua County | 1 | 3 |
| Cherokee County | 1 | 1 |
| Clay County | 6 | 20 |
| Cloud County | 1 | 1 |
| Coffey County | 9 | 20 |
| Comanche County | 2 | 4 |
| Cowley County | 16 | 70 |
| Doniphan County | 5 | 12 |
| Douglas County | 5 | 12 |
| Elk County | 3 | 4 |
| Ellis County | 2 | 7 |
| Ellsworth County | 1 | 1 |
| Geary County | 6 | 17 |
| Greeley County | 2 | 5 |
| Greenwood County | 4 | 8 |
| Harper County | 2 | 5 |
| Hodgeman County | 2 | 9 |
| Jackson County | 3 | 16 |