Zentko and Shepard joined Taylor Waldrop and Kristin Higgins for a school record in the 400 free relay (3:38.10) as well.
Shepard took third in the 100 free (school record 52.81).
Waldrop and Hillary Chocko also had program records. Waldrop had a 2:09.39 for fourth in the 200 backstroke and Chocko finished the 200 breaststroke seventh in 2:31.19.
Hartwick 17, Brown 10
An 8-2 closing run lifted Hartwick to a victory over visiting Brown on Sunday, the Hawks’ seventh straight victory.
Jemma Dendy Young scored six goals to lead the Hawks (9-5). Sami Capparelli contributed five goals and Lara Dendy Young scored twice.
Katie Ermakova finished with a team-best five assists.
Kate Woods’ goal pulled Brown (2-4) to 9-8 in the third quarter.
But Ermakova and Jemma Dendy Young scored to make it 11-8. Jemma Dendy scored two more goals in the fourth quarter as Hartwick pulled away.
The Hawks will compete in the Harvard Invitational March 8-9.
J.D. Roth set two school records in leading Oneonta State in the Deneault Invitational on Saturday at Cortland.
Roth finished second in the shot put and the weight throw. His best shot put covered 55 feet, 10 ¼ inches to break his school record. Roth’s weight throw of 60-4 broke the school record of teammate Patrick Weinert, a Schenevus graduate.
Both of Roth’s distances are tops among SUNY Athletic Conference athletes, a week ahead of the SUNYAC Championships, which will be held this coming Saturday at Brockport.
O-State sophomore Joe Carr won the 300-meter dash and qualified for finals in the 60. He ran a personal best time of 35.04 in the 300 and finished the 60 in 7.09 to place fifth.
Classmates Micah Patterson and Thomas Wheeler finished third and fifth, respectively, in the 300.
Sophomore Jake Alviene was a finalist in the 60 hurdles and finished third in the 200.
Freshman David Busby ran an ECAC qualifying time of 8:55.84 in placing ninth in the 3,000.