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EPA's Laboratory Enterprise (LE)

  • Check Out the New StoryMap for the Laboratory Enterprise

    This interactive map graphically presents the laboratory locations that make up EPA’s Laboratory Enterprise.

Laboratory Enterprise

EPA’s Laboratory Enterprise (LE) is working to strengthen communication, coordination, and management processes throughout the Agency. Additional information on the Regional, Program, and Office of Research and Development (ORD) Laboratories that comprise the LE, as well as a StoryMap of the laboratory locations, can be found at EPA's Laboratory Enterprise.

Program Laboratories

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  • Radiation Lab
  • Vehicle and Fuel Emissions Lab
  • Drinking Water and Wastewater Lab Network
  • Analytical Chemistry Lab (Pesticides)
  • Microbiology Lab
  • Environmental Response Lab Network

Regional Laboratories

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  • Lab Services and Applied Sciences Divisions
  • Regional Contact List
  • Annual Reports
  • Regional Drinking Water Lab Certification Programs

ORD Laboratories

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  • Center for Environmental Measurement and Modeling
  • Center for Computational Toxicology and Exposure
  • Center for Public Health and Environmental Assessment
  • Center for Environmental Solutions and Emergency Response

Laboratory Enterprise Products, Services, & Activities

The Laboratory Enterprise works collaboratively to provide products and services, including sample analysis, field work, method development, validation and evaluation, tools development and use, technical assistance, training and education, quality assurance, and peer review.


Environmental Methods

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  • Laboratory Methods
  • Method Development Tools
  • Method Validation and Peer Review Policies and Guidelines

Cross-Agency Laboratory Activities

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  • Overview
  • Sample Analysis
  • Fieldwork
  • Technical Assistance
  • Quality Assurance
  • Training and Education

National Program Manager Activities

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  • Overview
  • Performance Metrics
  • Improving Effectiveness and Efficiency
  • Increasing Collaboration
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 8, 2025
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