Koh won two events at the highly-competitive NYU Invitational. Facing Stevens and NYU, ranked No. 5 in Division III, he won both the 100-butterfly (49.85) and 200-butterfly (1:54.52), times that lead the Landmark Conference and rank 17th and 18th, respectively, in Division III. He also took ninth among 24 competitors in the 200-IM and swam on four different relays, including the 800-freestyle relay that took second (7:03.91). Additionally, Koh swam on both the 200-freestyle relay (1:26.40) and 400-medley relay (3:30.58) that took third and swam the top times in the Landmark Conference this season.