The fifth and final day of prelims will feature the 200 IM, 50 free, women’s 1500, and men’s 800.
Will Grant is the top seed heading into the men’s 100 back final in Irvine.
Alexei Sancov, 100 free and 100 fly runner-up, and Jake Magahey, 400 free champ, will face off in the men’s 200 free.
Jake Foster of Mason Manta Rays is top seed in the men’s 100 breast on Tuesday in Irvine.
13 year old Flatiron teammates Mary Codevilla and Chase Davison went 2-3 in the women’s 200 breast, posting times of 2:12.08 and 2:12.11 respectively.