DEQ Too participants should not perform emissions tests on Saturday, Dec. 6 due to system maintenance to the DEQ Too website.
The website will be down, tests will not be recorded, and certificates cannot be purchased.

 

Also, DEQ Clean Air Stations will not be performing tests and will be closed on Saturday, Dec. 6, 2025.We apologize for the inconvenience.
Please contact DEQ with questions at DEQTooInfo@deq.oregon.gov.

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