Sophomore Eileen Vargas shot an even-par score of 71 on Tuesday to help Pepperdine move into first place after two rounds of the Northrop Grumman Regional Challenge at the par-71, 5,912-yard Palos Verdes Country Club in Rancho Palos Verdes.
The Waves, who entered the second round in third place, shot the day's low round, carding a 12-over par 296 to gain eight shots on first-round leader UCLA and take a one-stroke lead over the Bruins and Duke.
Pepperdine has a 36-hole score of 24-over par 592 to lead the 18-team field that includes 13 teams currently ranked in Golfweek's Top 30. UCLA and Duke are at 25-over par 593. Florida (599) is in fourth place and Oklahoma State (601) is fifth.
Individually, Vargas is tied with UCLA's Charlotte Mayorkas for second place with a 3-over par score of 145 to trail Duke's Brittany Lang by five shots. Lang has a 36-hole score of 2-under par 140.
Junior All-American Carolina Llano, who shot a 1-over 73 on Tuesday, is tied for seventh with a 5-over par score of 147 while junior Courtney Clark is grouped with eight players in 12th place with 7-over par scores of 149.
Freshman Marina Choi (151) is tied for 23rd while senior Rachel Kyono (155) is tied for 46th and rookie Stephanie Gelleni, who is playing as an individual tied for 54th.
Pepperdine enters Wednesday's final round, seeking to win the tournament for the second time in the last three years.