Oregon State 15, Stanford 7
At Stanford, California
The No. 1-ranked Beavers trailed 6-4 after four innings but came on strong to take a 2-0 lead in the weekend series.
Single runs in the fifth and sixth made it a 6-6 game, and OSU was ahead 8-7 through six innings, then tallied seven runs in the eighth.
Oregon State finished with 25 hits.
The Beavers improved to 23-1 with their 18th win in a row — which tied the school record set in 1951 and 1962. In the Pac-12, they are 8-0.
Stanford slipped to 14-8, 2-3.
The 15 runs were the most for OSU in a conference game since in 2005 versus UCLA, and the 25 hits were two short of the school record set against Washington in 1954, and the most for Oregon State since a 25-hit game in 2008 against San Diego State.
Steven Kwan and KJ Harrison each had four hits for the Beavers. Harrison had four RBIs.
Nick Madrigal had three and drove in three runs.
Reliever Brandon Eisert (2-0) picked up the win after working three innings.
The series finale is 1 p.m. Sunday.
Utah 11, Oregon 5
At Salt Lake City
The Ducks and Utes are 1-1, with the rubber match set for noon Sunday.
Utah rebounded from an 11-1 loss Friday, scoring eight runs in its last two at-bats to rally from a 5-3 deficit.
Oregon (17-7, 5-3 Pac-12) managed only five hits — including a three-run, first-inning home run by Spencer Steer — while giving up 14.
The Utes improved to 11-13, 2-6 in conference play.
Santa Clara 7, Portland 2
At Joe Etzel Field
The visiting Broncos rallied from a 4-2 deficit, scoring five runs over the final five innings.
Portland fell to 5-21 overall and 1-7 in the West Coast Conference.
Santa Clara is 6-20, 2-3.
Whitworth 5, Lewis & Clark 1
Whitworth 7, Lewis & Clark 4
At Spokane, Washington
The visiting Pioneers fell to 5-23 for the season and 4-13 in the Northwest Conference.
Saint Martin's 8, Concordia 6
Concordia 5, Saint Martin's 3
At Porter Park
The visiting Saints and Cavaliers split for the second day in a row.
Concordia is 7-21 overall and 5-13 in the Great Northwest Athletic Conference.
Oregon 8, Arizona State 4
At Jane Sanders Stadium
The No. 1/No. 3 Ducks climbed to 32-0 (7-0 Pac-12) with an 11-7 edge in hits.
No. 21 ASU is 23-11, 2-6.
For Oregon, Shannon Rhodes was 3 for 4 with a home run, three RBIs and two runs scored, and Alexis Mack went 3 for 3 in the leadoff spot.
The final game of the three-game series is noon Sunday.
BYU 2, Oregon State 1
Oregon State 9, UNLV 2
At OSU Softball Complex
The Beavers (17-15) split two nonconference games.
They piled up 17 hits, three each by McKenna Arriola and Shelby Weeks at the top of the order, in the nightcap versus Nevada-Las Vegas (19-14).
No. 25 BYU won the early game with a tiebreaking run in the sixth inning. The Cougars (23-10) had five hits, the Beavers four.
Portland State 7, Northern Colorado 2
Northern Colorado 8, Portland State 0 (5 innings)
At Gordon Faber Recreation Complex
Leadoff batter Shae Nelson was 4 for 4 with two RBIs in the opener for PSU, which clinched the four-game series with its third win in a row.
In the finale, the Bears held the Viks to one hit (Nelson's infield single in the fourth) and put an early end to the game with a six-run fifth.
PSU is 5-21 overall and 3-3 in the Big Sky.
Northern Colorado is 14-23, 2-4 in the conference.
Willamette 9, Lewis & Clark 2
Lewis & Clark 5, Willamette 5
At Huston Sports Complex
A split left L&C at 4-19 for the season and 4-15 in the Northwest Conference.
The visiting Bearcats are 10-10, 8-6 NWC.
The Pioneers scored all five of their Game 2 runs in the second inning, and Kalin Rooney (3-7) allowed six hits and one walk in a complete game.
Dominican 5, Concordia 2
Cal State East Bay 8, Concordia 4
At Turlock, California
The Cavaliers' losing streak hit six with back-to-back losses away on Saturday.
Concordia is 12-21 overall.
No. 8 Oregon State rallied for second place at the NCAA regional in Champaign, Illinois, earning a spot in the NCAA championships in two weeks.
Oregon finished fourth in The Goodwin at Stanford, California. UO's 14-over-par 854 total trailed Stanford (837), USC (846) and UNLV (850) in the 24-team tourney.
The Ducks' Ryan Gronlund tied for fourth at 2-under-par 208 for 54 holes after a closing 70.
Oregon State tied for 17th at 887.
Oregon is 12th out of 18 teams with one day and round to go in the Bryan National Collegiate at Browns Summit, North Carolina.
The Ducks are at 30-over 606. Alabama, ranked third in the nation, has a 3-under 573 total and leads by five over Georgia.
Cathleen Santoso of Oregon is tied for 29th at 4-over 148.
TRACK AND FIELD
The Oregon women set collegiate records in the 4x100 and 4x200-meter relays at the Florida Relays in Gainesville.
Makenzie Dunmore, Hannah Cunliffe, Deejah Stevens and Ariana Washington ran the short relay in 42.34 seconds, then returned a few hours later to clock 1:28.78 over the longer distance.
Oregon's 4x100 men's team of Damarcus Simpson, Kyree King, Julius Shellmire and Marcus Chambers ran 39.99, the second-fastest time in school history.
Portland State 5, Southern Utah 2
At Cedar City, Utah
PSU improved to 2-7 in the Big Sky, while Southern Utah dropped to 1-6.
The Vikings took two of three doubles matches and won four of six singles.
Senior Sabina-Elena Preda set a PSU career record with her 21st conference singles victory.
The Vikings' doubles team of Siena Peri and Tracy Dong broke the Big Sky career victory mark with their eighth as a duo.
Oregon 4, Arizona 3
At Tucson, Arizona
The 38th-ranked Ducks bounced back from a Friday loss at Arizona State to raise their Pac-12 record to 4-1 and overall mark to 11-7.
Portland 4, San Diego 1
At Louisiana-Pacific Tennis Center
The No. 49 Toreros (10-8, 3-1 West Coast Conference) fell at UP (14-1, 4-0).
Portland has won 10 in a row and 18 straight at home.
Weber State 5, Portland State 2
At Ogden, Utah
The Vikings dropped to 3-12 overall and 1-7 in the Big Sky.
PSU's No. 1, Nathan Boniel, broke the school's career record with his 16th conference victory.
WOMEN'S BEACH VOLLEYBALL
Washington 5, Portland 0
The Pilots completed their regular season with a 3-5 record.