Drinking Water and Wastewater Laboratory Network
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.
Water Laboratory Alliance
![Erlenmeyer flasks](/https/www.epa.gov/system/files/styles/small/private/images/2022-06/34351812814_099eb33266_o.jpg?itok=qRl443tc)
- Become a WLA member and liaison
- Learn about the WLA Response Plan
- Visit the WLA Learning Center
- Sign up for WLA emails
Plan Ahead
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Laboratory Assistance
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- Contact a laboratory to test your drinking water
- Request analytical services
- Explore the Laboratory Compendium
Practice Response
![analyzing a water sample](/https/www.epa.gov/system/files/styles/small/private/images/2022-06/Block5.jpg?itok=MVNC2hCZ)
Contaminant Information
![engineers looking at laptop](/https/www.epa.gov/system/files/styles/small/private/images/2022-06/Block3.jpg?itok=kkQetsiW)
- Learn about the Water Contaminant Information tool (WCIT)
- Register for WCIT
- Access WCIT
- Explore what's new in WCIT
Related Topics
![water testing](/https/www.epa.gov/system/files/styles/small/private/images/2022-06/Block6.jpg?itok=9OotqAFH)