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Hemp Testing and Laboratories

​​​​​​​​​As of January 1, 2020, rules for pre-harvest testing have changed from delta9-THC to total THC. Testing rules are included in OAR 603-048-0600​. ​

Testing Information for Labs

2022 May post-harvest (after it leaves the grower) hemp testing temp. rules

All post-harvest (after it leaves the grower) hemp sampling and testing requirements are tied to the marijuana sampling and testing rules. The Oregon Health Authority (OHA) amended the marijuana and hemp testing and laboratory accreditation standard rules in OAR Chapter 333 on March 31, 2022. May 2022 hemp post-harvest (after it leaves the grower) temp. rules

Lab sampler training 2022

This video meets the required hemp sampler training for the 2022 crop year. Hemp lab sampler training
Slides for Powerpoint presentation

Post-harvest: test results notification form

Post-harvest test results notification form

Pre-harvest testing: sampling protocol & process

All sampling must be performed by personnel employed by a laboratory or ODA. Pre-harvest hemp sampling protocol (Exhibit A)
Pre-harvest hemp on-site sampling form
Pre-harvest hemp sampling and testing request form

Pre-harvest testing: testing protocol (Exhibit B)

Hemp testing protocol (Exhibit B)

Pre-harvest testing: THC report

This form is for laboratory use for reporting total tetrahydrocannabinol (THC) in pre-harvest tests of hemp. Hemp pre-harvest THC report

General Testing Information

2022 May post-harvest (after it leaves the grower) hemp testing temp. rules

All post-harvest (after it leaves the grower) hemp sampling and testing requirements are tied to the marijuana sampling and testing rules. The Oregon Health Authority (OHA) amended the marijuana and hemp testing and laboratory accreditation standard rules in OAR Chapter 333 on March 31, 2022. May 2022 hemp post-harvest (after it leaves the grower) temp. rules

Hemp pre-harvest testing: webinar for growers

webinar
Example: Pre-harvest hemp sampling and testing request form

Hemp sample request for growers

Use this form to request an official sampling from the ODA or an accredited laboratory. Pre-harvest sampling and testing request form

ORELAP accredited laboratories

ORELAP (Oregon Environmental Laboratory Accreditation Program) accredited laboratories who are licensed with the Oregon Liquor and Cannabis Commission (OLCC) can conduct pre-harvest testing of hemp. Full list of ORELAP accredited labs

Post-harvest hemp testing requirements

Overview of testing requirements for hemp intended for human consumption once it has left the grower. Post-harvest hemp testing requirements handout

What to Do if You Fail a Pesticide Test for Hemp

Failed pesticide test handout

What to Do if You Fail a Pre-Harvest Test for THC Potency for Hemp

Failed pre-harvest test for THC handout

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​C​ontact

Hemp Program
hemp@oda.oregon.gov
635 Capitol Street NE
Salem, OR 97301
Phone: 503-986-4652
Fax: 503-986-4786

​​​​Sign up to receive email correspondence regarding industrial hemp industry implementation and regulation.

Visit the hemp license contacts and data webpage if you are looking for contact information.​​

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