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Environmental Laboratory Approval Program

The Environmental Laboratory Approval Program (ELAP) of the Wadsworth Center was established in 1984, under Section 502 of the Public Health Law and is responsible for the certification of laboratories performing environmental analyses on samples originating from New York State, thus ensuring the accuracy and reliability of these analyses.

ELAP currently grants certification to commercial, facility self-monitoring and government operated environmental laboratories, in the following fields of accreditation:


Proficiency Test Summaries can be found here...

Program Updates

ELAP News Item

Solicitation of Interest (SOI) for Laboratories to Perform Testing of Medical Marijuana Products in New York State

Potentially interested commercial laboratories have the opportunity to participate in testing of medical marijuana products in NYS.

Testing opportunities consist of medical marijuana products produced by Registered Organizations registered with... read more