8:00 am - 4:30 pm, Monday - Friday
Soil Testing Laboratory
Room 135 Crops Research Building
1902 Dudley Ave.
St. Paul, MN 55108-6089
Note: Many GPS systems cannot find us, but Google Maps has the correct location: Link
There is drop-off parking on the north side of the Crop Research builidng. Wheelchair access is available via the connecting building to the east. Elevators & restrooms are available.