Certified Environmental Laboratory

Quality matters.

Enthalpy holds certifications from the US Department of Defense (DOD) and are proud to meet their rigorous quality standards with our DOD environmental lab. We are also 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 certifications in conjunction with assorted local, state, and government certifications.

Enthalpy’s quality systems ensures your data is technically accurate, legally defensible, and appropriate for its intended purpose through our certified environmental laboratory.

1104 Windfield Way, El Dorado Hills, CA 95762
Enthalpy Analytical Lab

Agency / Accreditation Lab ID # Expiration Date
Alaska Department of Environmental Conservation 17-013 10/30/2025
Arkansas Department of Environmental Quality 88-0623 1/28/2025
California Water Boards, Environmental Laboratory Accreditation Program 2892 1/31/2026
Florida Department of Health E87777 6/30/2025
Hawaii Department of Health 02/07/2026
Louisiana Department of Environmental Quality 1977 6/30/2025
Maine Department of Health & Human Services CA00413 7/10/2026
Michigan EGLE 9932 02/07/2026
Minnesota Department of Health 006-999-466 12/31/2025
Nevada Division of Environmental Protection CA00413 07/31/2025
New Hampshire Environmental Laboratory Accreditation Program 207722 11/29/2025
New Jersey Department of Environmental Protection CA003 6/30/2025
New York Department of Health 11411 4/1/2026
North Carolina Department of Environmental Quality 703 12/31/2025
Ohio Environmental Protection Agency 87778 2/07/2026
Oregon Environmental Laboratory Accreditation Program 4042 2/07/2026
Texas Commission on Environmental Quality T104704189 01/31/2026
Vermont Department of Health VT-4042 7/9/2025
Virginia Division of Consolidated Laboratory Services 460235 6/14/2025
Washington Department of Ecology C584 2/06/2026
Wisconsin Department of Natural Resources 998036160 8/31/2025
Department of Defense ELAP 3091.01 9/30/2025
ISO-17025:2017 3091.01 9/30/2025
US Department of Agriculture, APHIS Soil Permit 525-23-324-27959 11/20/2026
5900 Hollis St., Ste L,
Emeryville, California 94608

Agency / Accreditation Expiration Date
USDA-APHIS Soil Permit 05/20/2028

931 W. Barkley Ave., Orange, CA 92868

Agency / Accreditation Lab ID # Expiration Date
California Water Boards, Environmental Laboratory Accreditation Program 1338 10/31/2026
Oregon Environmental Laboratory Accreditation Program  4038 1/31/2026
LA County Sanitation District 10105
South Coast AQMD 18LA0518 8/31/2026
US Department of Agriculture, APHIS Soil Permit 525-23-57-77496 2/28/2026

1725 West Elk Place Denver, CO 80211

Agency / Accreditation Lab ID # Expiration Date
Utah Department of Health and Human Services CO01082 04/30/2025
2625 Denison Dr., Suite D, Mt. Pleasant, MI 48858

Agency / Accreditation Lab ID # Expiration Date
New York Department of Health 12082 04/01/2026
AIHA Laboratory Accreditation Program LAP-166272 08/01/2025
931 Seaco Court, Deer Park, TX 77536

Agency / Accreditation Lab ID # Expiration Date
Louisiana Department of Environmental Quality 03067 6/30/2025
Texas Commission on Environmental Quality T104704255 9/30/2025
2525 W. Bellfort St., Suite 185, Houston, TX 77054-5027
ECI an Enthalpy Analytical Laboratory

Agency / Accreditation Lab ID # Expiration Date
Louisiana Department of Environmental Quality 05018 6/30/2025
Texas Commission on Environmental Quality T104704226 6/30/2025