Here's how things look in the major conferences, with two weekends of play left until the NCAA regionals take place May 21-23.

BIG 10

Top 3 in current standings (remaining opponents)

Michigan 14-1 (Mich. St., Iowa)
Ohio State 12-2 (Penn State, Northwestern)
Illinois 10-2 (Iowa, Purdue, Minnesota)

No conference tournament; regular-season games until May 15.

BIG 12

Top 3 (remaining opponents)

Texas 13-2 (Baylor)
Oklahoma 13-3
Oklahoma State 12-4 (Texas A&M)

Conference tournament: May 14-16, Oklahoma City

PAC 10

Top 3 (remaining opponents):

Washington 12-3 (Stanford, ASU)
Arizona 10-5 (Oregon, UCLA)
UCLA 10-5 (Cal, Arizona)

No conference tournament; regular-season games until May 15.

SEC

Leading teams in each division (remaining opponents):

EAST: Florida 17-4 (S. Carolina), Georgia 18-8, Tennessee 15-7 (LSU)
WEST: Alabama 20-4 (Miss. St.), LSU 19-6 (Tennessee)

Conference tournament: May 13-15, Fayetteville, Arkansas

Note: Only remaining conference opponents are shown.