| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Quinteros, Emely D (10)
|
GUNEHA |
1:21.58 |
1:15.92 |
-5.66 |
| 2 |
Fuentes-Pardo, Alejandra N (10)
|
GUESA |
1:22.31 |
1:22.23 |
-0.08 |
| 3 |
Kusler, Ashley V (10)
|
GUBTA |
1:40.96 |
1:23.14 |
-17.82 |
| 4 |
Armellini, Emiko F (10)
|
GURICE |
1:28.03 |
1:23.93 |
-4.10 |
| 5 |
Anaipakos, Olivia G (9)
|
GURICE |
1:28.74 |
1:26.66 |
-2.08 |
| 6 |
Bullock, Mary E (10)
|
GURICE |
1:27.28 |
1:28.86 |
1.58 |
| 7 |
McMillan, Lucy A (9)
|
GUPEAK |
1:37.31 |
1:32.97 |
-4.34 |
| 8 |
Rodriguez, Islabela C (9)
|
GUBTA |
1:36.20 |
1:35.33 |
-0.87 |
| 9 |
Peters, Cullen E (9)
|
GURICE |
1:46.05 |
1:41.03 |
-5.02 |
| 10 |
Brown, Alyssa (10)
|
GUEPRC |
|
1:41.50 |
- |
| 11 |
Trevino, Brianna E (9)
|
GUPEAK |
1:49.90 |
1:42.68 |
-7.22 |
| 12 |
Patolia, Ruhi S (10)
|
GURICE |
1:41.87 |
1:42.83 |
0.96 |
| 13 |
Livermore, Ava C (9)
|
GURICE |
1:50.72 |
1:47.07 |
-3.65 |
|
Van der Ven, Umi F (9)
|
GURICE |
1:25.74 |
NS |
- |