For the second straight week, there is a change atop the D1Baseball Top 25 rankings. Oregon State ascended to No. 1 after allowing just one run and seven hits in a three-game sweep of Arizona State in Tempe. The Beavers improved to 17-1 on the season and ran their winning streak to 12 games.

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OSU supplanted Florida State, which tumbled from No. 1 all the way down to No. 13 after a dismal 1-4 week that included back-to-back ugly losses at Virginia Tech. The Seminoles squandered a 10-2 lead on Saturday, then got blown out 17-0 on Sunday.

Texas Tech jumped three spots to No. 3 after sweeping a road series against Texas, and LSU returned to the top five after a 4-1 week. Cal State Fullerton climbed four spots to No. 6 following a midweek win against No. 9 Arizona and a weekend sweep of New Mexico. Clemson also made a big move, jumping six spots to No. 7 after taking two of three from Virginia. North Carolina rejoined the top 10 after winning a road series at Georgia Tech.

The other big climber of the week was Florida Gulf Coast, which vaulted seven spots to No. 15 after after a 4-0 week that included a win against Florida State. The 18-3 Eagles are 3-0 this season against FSU and Florida.

There was a lot of action at the back of the Top 25, as four new teams joined the rankings. Kentucky and Auburn vaulted in at No. 19 and No. 20, respectively, after sweeping their first SEC series. The Wildcats went on the road and swept Texas A&M right out of the Top 25, while Auburn swept a home series against Florida, which fell six spots to No. 11.

Missouri and Oklahoma also joined the rankings at No. 24 and No. 25. The Tigers opened conference play with a road sweep of Alabama and ran their winning streak to a school-record 19 games. The Sooners swept a road series at Kennesaw State to improve to 21-3, highlighted by a Week One series win against Big West contender Long Beach State.

In addition to the Aggies, East Carolina, Coastal Carolina and Vanderbilt fell out of the Top 25 after posting losing weekends.