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Drinking Water and Wastewater Laboratory Network

  • Become a WLA member and liaison

    Learn about the benefits of joining the WLA.

  • Visit the WLA Learning Center

    Explore WLA tools and sign up for an upcoming webinar. 

  • Access the Water Contaminant Information Tool (WCIT)

    Learn how WCIT users access a database of over 800 drinking water and wastewater contaminants.

  • Not Sure Where to Start?

    Conduct an Analytical Preparedness Self-Assessment.

Find out how to access the Water Laboratory Alliance (WLA), a nationwide network of laboratories designed to provide analytical support during contamination incidents that may exceed your laboratory capability and capacity.

WLA

  • Become a WLA member and liaison
  • Learn about the WLA Response Plan
  • Visit the WLA Learning Center
  • Sign up for WLA emails

Plan Ahead

  • Create a Continuity of Operations Plan (COOP)
  • Find a laboratory method
  • Learn about sampling for unknown contaminants
  • Conduct an analytical preparedness self-assessment

Lab Assistance

  • Contact a laboratory to test your drinking water
  • Request analytical services
  • Explore the Laboratory Compendium

Practice Response

  • Explore the Analytical Preparedness Full-Scale Exercise (AP-FSE) Toolkit
  • Access laboratory support during water contamination

WCIT

  • Learn about the Water Contaminant Information Tool (WCIT)
  • Register for WCIT
  • Access WCIT
  • Explore what's new in WCIT

Related Topics

  • Water Resilience
  • EPA's Environmental Response Laboratory Network (ERLN)
  • EPA's National Homeland Security Research Center (NHSRC)
  • Association of Public Health Laboratories (APHL)
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on February 2, 2023
United States Environmental Protection Agency

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