EPA | Industry | State


U.S. Environmental Protection Agency

Analytical Methods

DMR-QA - Discharge Monitoring Report Quality Assurance

Environmental Test Method and Guidelines

Laboratory Certification


NELAC - National Environmental Laboratory Accreditation Conference

Office of Ground Water and Drinking Water

Office of Solid Waste

Office of Water

ORD Recently Developed Methods

Quality System



EPA Region 1

EPA Region 2

EPA Region 3

EPA Region 4

EPA Region 5

EPA Region 6

EPA Region 7

EPA Region 8

EPA Region 9

EPA Region 10

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A2LA - American Association for Laboratory Accreditation

ACIL - American Council for Independent Laboratories

ACS - American Chemical Society

AFCEE - Air Force Center for Environmental Excellence

AIHA - American Industrial Hygiene Association

AMWA - Association of Metropolitan Water Agencies

AOAC International

ASDWA - Association of State Drinking Water Administrators

ASQ - American Society for Quality

ASTM International

AWWA - American Water Works Association

CAEAL - Canadian Association for Environmental Analytical Laboratories

CFR - Code of Federal Regulations


DHS - Department of Homeland Security

DOD DENIX - Defense Environmental Network and Information Exchange

DOE - Department of Energy

Federal Register

INELA - Institute for National Environmental Laboratory Accreditation

ISO - International Organization for Standardization

NAS - National Academy of Sciences

NELAC - National Environmental Laboratory Accreditation Conference

NEMI - National Environmental Methods Index

NIST - National Institute of Standards and Technology

NVLAP - National Voluntary Laboratory Accreditation Program

OSHA - Occupational Safety and Health Administration

SCC - Standards Council of Canada

SETAC - Society of Environmental Toxicology and Chemistry

USACE - U.S. Army Corps of Engineers

USGS - United States Geological Survey

USP - United States Pharmacopoeia

WEF - Water Environment Federation

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Alabama Department of Environmental Management

Alaska Laboratory Services

Arizona Environmental Laboratory Licensure

Arkansas Laboratory Certification Program

California Environmental Laboratory Accreditation Program

Colorado Laboratory Services Division

Connecticut Environmental Laboratories

Delaware Laboratory Certification

Florida Department of Health

Georgia Environmental Protection Division

Hawaii Department of Health

Idaho Bureau of Laboratories

Illinois Environmental Laboratory Accreditation Program

Indiana Department of Health Laboratories

Iowa Environmental Laboratory Certification Program

Kansas Environmental Laboratory Accreditation Program

Kentucky Laboratory Certification Program

Louisiana DEQ Laboratory Accreditation

Louisiana Department of Health and Hospitals

Maine Health and Environmental Testing Laboratory

Maryland Certification of State Water Quality Laboratories

Massachusetts DEP Certified Laboratories

Michigan DEQ Laboratory Services

Minnesota Department of Agriculture Laboratory Approval

Minnesota Environmental Laboratory Certification Program

Mississippi Department of Environmental Quality

Missouri DNR Laboratory Certification

Montana Department of Environmental Quality

Nebraska Department of Environmental Quality

Nevada Laboratory Certification

New Hampshire Environmental Laboratory Accreditation Program

New Jersey Laboratory Certification Programs

New Mexico Drinking Water Bureau

New York Environmental Laboratory Approval Program

North Carolina Laboratory Certification Branch

North Carolina Public Health Laboratory

North Dakota Environmental Laboratory Certification Program

Ohio Drinking Water Laboratory Certification

Ohio EPA Voluntary Action Program

Oklahoma DEQ Laboratory Accreditation

Oregon Environmental Laboratory Accreditation Program

Pennsylvania DEP Bureau of Laboratories

Rhode Island State Health Laboratories

South Carolina Office of Environmental Laboratory Certification

South Dakota DENR Laboratory Certification

Tennessee Division of Water Supply

Texas TCEQ Laboratory Accreditation and Certification

Utah Environmental Laboratory Certification

Vermont DOH Laboratory Certification

Vermont DOH Water Testing Information

Virginia DCLS Laboratory Certification

Washington Environmental Laboratory Accreditation Program

Washington D.C. Water Quality Division

West Virginia DEP Laboratory Quality Assurance

West Virginia DHHR Environmental Laboratory Certification

Wisconsin DNR Laboratory Certification and Registration Program

Wyoming Department of Environmental Quality

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