The Oregon senior finished 23rd with a time of 28 minutes, 52.39 seconds.
Dunbar ran a controlled race with his teammates Edward Cheserek and Parker Stinson, who both finished a second ahead of him in 21st and 22nd place.
All three were under the region automatic qualifying time of 29:19.24.
Jason Witt of Brigham Young University won in 28:36.64, while Micah Chelimo of the University of Alaska Anchorage was third in 28:37.75.
• UAA’s Dylan Anthony turned in a seventh-place finish in the 10,000 meters at the San Francisco State Distance Carnival meet Friday in California.
Anthony, a junior, clocked a time of 30:19.90 in a 34-man field that was predominately comprised of NCAA Division I runners.
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