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Environmental Laboratory Accreditation

The Oregon Environmental Laboratory Accreditation Program (ORELAP) is recognized by The NELAC Institute?셲 National Environmental Laboratory Accreditation Program. ORELAP accredits qualified laboratories for testing under the Clean Air Act (CAA), Clean Water Act (CWA), Resource Conservation and Recovery Act (RCRA) and the Safe Drinking Water Act (SDWA).

Accredited Lab List

To view a list of accredited labs, visit The National Environmental Laboratory Accreditation Management System.

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  • 333-064 ORELAP Proposed Rule changes now PERMANENT,혻effective June 7, 2016.혻 Read the complete text of the Final Rule혻for ORELAP.
  • A혻new version of혻ODIE has been deployed!혻Please update your Bookmarks to혻ODIE's new address at
  • ORELAP and혻Cannabis testing
  • ORELAP now accredits for Cryptosporidium and Giardia testing
  • Fecal coliforms by Colilert-18 for NPDES
  • EPA recommendations for enhanced monitoring for Hexavalent Chromium (Chromium-6) in drinking water