| County Name | Number of Samples |
|---|---|
| Adams | 213 |
| Allegheny | 38 |
| Armstrong | 143 |
| Beaver | 97 |
| Bedford | 477 |
| Berks | 506 |
| Blair | 569 |
| Bradford | 609 |
| Bucks | 216 |
| Butler | 208 |
| Cambria | 67 |
| Cameron | 9 |
| Carbon | 194 |
| Centre | 822 |
| Chester | 229 |
| Clarion | 130 |
| Clearfield | 254 |
| Clinton | 126 |
| Columbia | 279 |
| Crawford | 372 |
| Cumberland | 353 |
| Dauphin | 204 |
| Delaware | 44 |
| Elk | 44 |
| Erie | 187 |
| Fayette | 140 |
| Forest | 10 |
| Franklin | 598 |
| Fulton | 89 |
| Greene | 51 |
| Huntingdon | 307 |
| Indiana | 368 |
| Jefferson | 113 |
| Juniata | 287 |
| Lackawanna | 38 |
| Lancaster | 1054 |
| Lawrence | 140 |
| Lebanon | 150 |
| Lehigh | 58 |
| Luzerne | 113 |
| Lycoming | 400 |
| McKean | 40 |
| Mercer | 257 |
| Mifflin | 208 |
| Monroe | 65 |
| Montgomery | 85 |
| Montour | 102 |
| Northampton | 100 |
| Northumberland | 394 |
| Perry | 278 |
| Philadelphia | 5 |
| Pike | 2 |
| Potter | 184 |
| Schuylkill | 152 |
| Snyder | 360 |
| Somerset | 251 |
| Sullivan | 16 |
| Susquehanna | 137 |
| Tioga | 456 |
| Union | 606 |
| Venango | 58 |
| Warren | 91 |
| Washington | 209 |
| Wayne | 67 |
| Westmoreland | 224 |
| Wyoming | 176 |
| York | 573 |
| Total: | 15402 |
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:00 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:00 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
