Skip to main content

Oregon State Flag An official website of the State of Oregon »

Oregon Health Authority logo

OTAC

ORELAP Technical Advisory Committee

The ORELAP Technical Advisory Committee (OTAC) provides a forum for open discussion between the State and the environmental and cannabis laboratory community.

Please contact the OTAC Chair with your questions or to express interest in joining a future meeting: derrick.tanner@tentamus.com.

OTAC may serve as an ombudsperson to laboratories in navigating regulatory concerns. This includes helping laboratories deal with complaints or disputes involving ORELAP. To request ombudsperson assistance, contact Kim Ramsey at kramsay@nrclabs.com.

Meetings are held the second Tuesday of the second month of each quarter.

Upcoming Meeting Dates:

  • February 10, 2026
  • May 12, 2026
  • August 11, 2026
  • November 10, 2026



OTAC Members

Derrick Tanner, Chair (2025)
Columbia Laboratories, Inc., representing large private drinking water, storm & wastewater, and cannabis laboratories
503-254-1794 ext. 2212


Kim Ramsay, Vice Chair and OELA representative (2025)
Neilson Research Corp., representing large private drinking water, non-potable water, solids & bulk asbestos laboratories
541-770-5678
 

Darrell Auvil, Secretary (2026)
Apex Labs, representing large private environmental, storm & wastewater, non-potable water, and solids laboratories
dauvil@apex-labs.com
503-718-2323


Drexell Barnes (2026)
City of Bend, representing municipal wastewater laboratories
541-322-6368


Jennifer Shackelford (2026)
City of Portland, BES, representing large municipal wastewater, and solids/soil laboratories
503-823-5614


Elizabeth Bunger (2023)
BSK, representing private environmental laboratories
360-750-0055


Melanie Ryan (2024)
City of Eugene, representing municipal wastewater laboratories
541-682-8649


Chris Griffey (2025)
Rose City Laboratories, representing private cannabis, psilocybin, and drinking water laboratories
503-307-0096