| County Name | Number of Samples |
|---|---|
| Adams | 107 |
| Allegheny | 108 |
| Armstrong | 167 |
| Beaver | 76 |
| Bedford | 416 |
| Berks | 469 |
| Blair | 324 |
| Bradford | 930 |
| Bucks | 238 |
| Butler | 546 |
| Cambria | 177 |
| Cameron | 3 |
| Carbon | 32 |
| Centre | 2002 |
| Chester | 279 |
| Clarion | 121 |
| Clearfield | 296 |
| Clinton | 300 |
| Columbia | 350 |
| Crawford | 459 |
| Cumberland | 312 |
| Dauphin | 326 |
| Delaware | 34 |
| Elk | 56 |
| Erie | 309 |
| Fayette | 142 |
| Forest | 27 |
| Franklin | 230 |
| Fulton | 128 |
| Greene | 33 |
| Huntingdon | 251 |
| Indiana | 235 |
| Jefferson | 221 |
| Juniata | 246 |
| Lackawanna | 158 |
| Lancaster | 626 |
| Lawrence | 251 |
| Lebanon | 273 |
| Lehigh | 62 |
| Luzerne | 198 |
| Lycoming | 352 |
| McKean | 56 |
| Mercer | 337 |
| Mifflin | 62 |
| Monroe | 30 |
| Montgomery | 169 |
| Montour | 234 |
| Northampton | 87 |
| Northumberland | 410 |
| Pa |
1 |
| Perry | 536 |
| Philadelphia | 87 |
| Pike | 6 |
| Potter | 285 |
| Research |
5 |
| Schuylkill | 229 |
| Snyder | 160 |
| Somerset | 140 |
| Sullivan | 107 |
| Susquehanna | 384 |
| Tioga | 722 |
| Union | 223 |
| Venango | 89 |
| Warren | 158 |
| Washington | 375 |
| Wayne | 123 |
| Westmoreland | 294 |
| Wyoming | 195 |
| York | 465 |
| Total: | 17839 |
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:30 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
Ag Analytical Services Lab
Hours: Monday-Friday, 8:00 AM - 4:30 PM
- Email aaslab@psu.edu
- Office 814-863-0841
- Fax 814-863-4540
