The Lehigh men won eight of the 16 events to top Loyola (Md.) 147.50-146.50, while the Mountain Hawk women took 11 events in a 185-113 win.
The Rider University men’s swimming and diving team defeated visiting Lehigh, 180-118, while the Lehigh women picked up a 187-106 win.
The Lehigh men and women picked up wins over Bloomsburg and host West Chester at a tri meet on Friday. West Chester in turn topped Bloomsburg.
The Lehigh men bested Boston University 170-118, while Megan Fennell broke team records in the 1-meter and 3-meter as the Lehigh women won 185-108.
Burns, 16, went a 2:01.44 lifetime best for the big win and new record.
Amanda Nunan swam 4:46.31 in the 500 free to take down a New Jersey high school state meet record from 1988.