| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tretyakov, Irene K (10)
|
PVRMSC |
1:30.26 |
1:15.97 |
-14.29 |
| 2 |
Shu, Elaine (10)
|
PVRMSC |
1:19.70 |
1:16.08 |
-3.62 |
| 3 |
Young, Sara (9)
|
PVRMSC |
|
1:19.33 |
- |
| 4 |
Hoppe, Sophia R (10)
|
PVRMSC |
|
1:22.39 |
- |
| 5 |
Mejia-Mardeeva, Annabel M (10)
|
PVRMSC |
1:36.06 |
1:26.70 |
-9.36 |
| 6 |
Tian, Esther (10)
|
PVRMSC |
|
1:29.43 |
- |
| 7 |
Qin, Eva X (9)
|
PVRMSC |
|
1:29.88 |
- |
| 8 |
Combet, Gillian (10)
|
PVRMSC |
1:32.25 |
1:31.29 |
-0.96 |
| 9 |
Wang, Ivy Y (10)
|
PVRMSC |
1:35.46 |
1:33.62 |
-1.84 |
| 10 |
Goren, Libby N (10)
|
PVRMSC |
1:37.65 |
1:36.80 |
-0.85 |
| 11 |
Whiteway, Emerson L (10)
|
PVRMSC |
|
1:37.30 |
- |
| 12 |
Shin, Sarah H (10)
|
PVRMSC |
|
1:39.06 |
- |
| 13 |
Guo, Maya (9)
|
PVRMSC |
|
1:41.37 |
- |
| 14 |
Cogliandolo, Alessia M (9)
|
PVRMSC |
|
1:50.42 |
- |
|
Watanabe, Miya X (10)
|
PVRMSC |
|
DQ |
- |