The California laboratory holds accreditation in the States of California (Department of Health Services, Environmental Laboratory Accreditation Program), and Washington (Department of Ecology). The Washington laboratory is accredited in the State of Washington. Current accreditation certificates are maintained onsite at each laboratory, and copies are available to clients upon request.

Our laboratory in British Columbia is accredited by the Canadian Association for Environmental Analytical Laboratories to ISO 17025 standards. In addition, our laboratory is accredited by CAEAL to conduct a number of acute and chronic tests. Copies of our CAEAL certificate and accredited tests are available upon request.