Ohio State University Soil, Water and Environmental Laboratory (SWEL)
Columbus, Ohio
OSU service lab in Columbus running monthly mail-in soil screens for urban farms and gardens, with heavy metals plus fertility, alongside research work.
Details & contact
Heavy-metal screening (arsenic, lead, cadmium) · Expanded urban-ag package with pH, organic matter and nutrients · Soil & water analysis for researchers and agencies
Mail-in samples · processed first week of each month
Public-source listing · Checked 2026-10-01. Confirm availability directly.




