Nahziah Carter had highlight reel dunks and 18 points with three steals as Washington used suffocating defense to beat Oregon State 79-69 on Saturday.
Jaylen Nowell scored 19 points with three 3-pointers and David Crisp had 14 points for the Huskies (16-4, 7-0 Pac-12).
Stephen Thompson Jr. had 30 points with six 3-pointers and Tres Tinkle added 18 points and nine rebounds for the Beavers (12-7, 4-3 Pac-12).
The Huskies' zone stifled Oregon State, forcing the Beavers into 44 percent shooting and 15 turnovers. Washington scored 25 points off those turnovers, shot 58 percent from the field and had 12 turnovers.
Washington forced five early turnovers and took an 11-0 lead after a Matisse Thybulle steal and breakaway dunk at the 17:01 mark.
A 7-0 run — including a ferocious dunk and-one by Carter over rim protector Kylor Kelley, then a Carter steal and dunk on the next possession — put the Huskies up 22-7 with 11:38 remaining in the first half.
Washington led 40-27 at the break.
The Huskies led by as many as 21 in the second half, and late Thompson 3-pointers made the score seem more respectable.
Thybulle, the reigning Pac-12 defensive player of the year, finished with 11 points and five steals.
at Stanford 75, Colorado 62: Oscar da Silva scored 21 points and had seven rebounds and Stanford ended a nine-game losing streak to Colorado with a 75-62 victory over the Buffaloes on Saturday.
Daeon Davis scored 12 of his 16 points in the second half for the Cardinal (10-10, 3-5), who had lost five of their last seven games. Bryce Wills had 12 points and seven rebounds.
Tyler Bey scored 17 points to lead the Buffaloes (11-8, 2-5), who have lost three of four. McKinley Wright added 14 points, Lucas Siewart had 13 and Shane Gatling 10.
Utah 82, at California 64: Sedrick Barefield scored 21 points and Timmy Allen had 17 points and a career-high 12 rebounds to lead Utah past California, 82-64 for its fourth straight victory on Saturday.
The Utes (11-8, 5-2 Pac-12) made 11 three-pointers in the first half and never trailed after the opening four minutes. They return home next week having won three of their first four Pac-12 road games.
Barefield made five of 12 shots from 3-point range and is 14 for 28 from beyond the arc the past three games. Utah finished 13 for 31 from deep.