Environmental Laboratory Accreditation Program (ELAP)
MISSION: To implement a sustainable accreditation program that ensures laboratories generate environmental and public health data of known, consistent, and documented quality to meet stakeholder needs.
VISION: Through effective program implementation and continuous improvement of ELAP, California will utilize the highest quality scientific data as a foundation for its environmental and public health programs and decisions.
Recent News
- NEW! Official Notice of ELTAC Subcommittee Meeting on Method Selection for Regulatory Testing – May 21, 2021
- Information about Proficiency Testing Requirements – May 19, 2021
- Information about Laboratory Personnel Requirements in the New Regulation – May 5, 2021
- Information and Reminders about Renewal Applications – April 20, 2021
- Information on the new CA ELAP Fees – April 15, 2021
- Sign up for the TNI Documentation Workshop!
About ELAP
Who we are, what we do, and the latest news. Environmental Laboratory Accreditation Program (ELAP) program information, announcements, and an events calendar.
Apply for Accreditation
Application forms, Fields of Accreditation Tables, and fee information.
Roadmap to ELAP Accreditation
Resources to help ELAP laboratories comply with regulations that went into effect on January 1, 2021.
Proficiency Testing
Guidance on proficiency testing (PT) requirements and tools to help you create a plan for your laboratory.
Laboratory Assessments
Information about laboratory assessments by ELAP and third-party assessment (TPA) agencies.
Enforcement
Enforcement advisories and historical enforcement actions against accredited laboratories.
Environmental Laboratory Technical Advisory Committee (ELTAC)
Our advisory committee provides scientific advice to ELAP and the California regulatory agencies that use data from accredited laboratories. Click here for information on the committee’s mission, members, meetings, and work products.
Laws and Regulations
Links to current ELAP laws and regulations.
Frequently Asked Questions
A list of FAQs to answer all your important questions.
ELAP Forms and Checklists
All the forms and checklists you need in one place.
Contact Us
Get in touch with ELAP.
Subscribe to our ELAP email list to receive notifications and the latest updates. After subscribing, you will need to check your email host for a confirmation email to complete the subscription.
Map of Accredited Laboratories
- LOOKING FOR A LAB?
Search our Geographic Information System (GIS) Map to find ELAP-accredited laboratories.
2021 California ELAP Conference
June 1 - 3, 2021
For details and registration information, please visit the ELAP Conference Webpage.
