Internationally renowned for achieving the highest quality standards, Vista is accredited under the National Environmental Laboratory Accreditation Program (NELAP), an organization designed to foster the generation of environmental laboratory data of a known and documented quality through uniform national performance standards.  We maintain NELAP certification in conjunction with assorted state and government certifications. Our quality system ensures our data is technically accurate, legally defensible, and appropriate for its intended purpose. Vista also participates in numerous Performance Tests, round robin and inter-laboratory comparison studies to assess laboratory performance. Click on the agency below for detailed information.

Current Certification List

Alabama Department of Environmental Conservation

Alaska Department of Environmental Conservation

Arizona Department of Health Services

Arkansas Dept. of Environmental Quality

California Dept. of Public Health - NELAP

Colorado Dept. of Public Health and Environment

Connecticut Dept. of Public Health

Florida Department of Health

Indiana State Department of Health

Louisiana Department of Health and Hospitals

Louisiana Department of Environmental Quality

Maine Department of Health and Human Services

Michigan Department of Environmental Quality

Mississippi Department of Health

Department of the Navy - NFESC

Nevada Dept. of Conservation and Natural Resources

New Jersey Department of Environmental Protection

New Mexico Environment Department

New York State Department of Health

North Carolina Department of Health and Human Services

North Dakota State Department of Health

Oklahoma Department of Environmental Quality

Oregon Environmental Laboratory Accreditation Program

Pennsylvania Department of Environmental Protection

South Carolina Department of Health and Environmental Control

Tennessee Department of Environment and Conservation

Texas Commission on Environmental Quality

USDA Soil Permit

Utah Department of Health

Virginia Department of General Services

Washington Department of Ecology

Wisconsin Department of Natural Resources

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