The first day of the meet saw Kate Ziegler swim a 8:30.29 in the 800 Freestyle to claim the top preliminary spot, with Kylie Palmer in second (8:32.63) and Alyssa Anderson third (8:37.22). In the men's 1500 Freestyle prelims, Erik Vendt had the top time, 14:54.89. Michael Klueh qualified for second for finals with a 15:18.75 and Tyler Clary took the third spot with a 15:35.01. Finals for both events are on Sunday 18 May. Fans can view all the action from the 41st Toyota Santa Clara Grand Prix online.