| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Venditti, Livia M (15)
|
PVRMSC |
1:07.41 |
1:06.10 |
-1.31 |
| 2 |
Qin, Amy W (15)
|
PVRMSC |
1:07.66 |
1:07.04 |
-0.62 |
| 3 |
Daniel, Amaya G (17)
|
PVRMSC |
1:09.09 |
1:11.50 |
2.41 |
| 4 |
Drakakis, Rena M (16)
|
PVRMSC |
1:11.65 |
1:11.85 |
0.20 |
| 5 |
Hu, Angelica X (15)
|
PVRMSC |
1:14.61 |
1:13.86 |
-0.75 |
| 6 |
Jansen, Grace E (16)
|
PVYORK |
1:12.81 |
1:13.89 |
1.08 |
| 7 |
Stubner, Madeleine M (16)
|
PVRMSC |
1:13.03 |
1:14.62 |
1.59 |
| 8 |
Moschella, Clara (15)
|
PVYORK |
1:18.25 |
1:15.63 |
-2.62 |
| 9 |
Sanidad, Miranda G (16)
|
PVRMSC |
1:18.41 |
1:16.33 |
-2.08 |
| 10 |
Brazier, Emma G (17)
|
PVOCCS |
|
1:16.35 |
- |
| 11 |
Nelson, Katarzyna A (16)
|
PVTANK |
1:20.10 |
1:16.75 |
-3.35 |
| 12 |
Chin, Sarah E (16)
|
PVRMSC |
1:19.69 |
1:17.95 |
-1.74 |
| 13 |
Bailey, Caroline S (16)
|
PVYORK |
1:23.69 |
1:19.18 |
-4.51 |
| 14 |
Farrace, Nicole M (17)
|
PVYORK |
1:18.98 |
1:19.36 |
0.38 |
| 15 |
Hannam, Emma I (16)
|
PVOCCS |
1:18.17 |
1:20.74 |
2.57 |
| 16 |
Royer, Hannah L (16)
|
PVOCCS |
1:28.63 |
1:23.87 |
-4.76 |
| 17 |
Carvallo Vertiz Blan, Vale (16)
|
PVTANK |
1:27.99 |
1:24.32 |
-3.67 |
| 18 |
Pinillos, Maria X (16)
|
PVTANK |
1:23.37 |
1:24.76 |
1.39 |
| 19 |
Molina, Gabriela C (15)
|
PVOCCS |
1:29.44 |
1:25.08 |
-4.36 |
| 20 |
Cox, McKenzie E (17)
|
PVOCCS |
1:24.99 |
1:27.49 |
2.50 |
|
Tozzi, Marisa R (18)
|
PVRMSC |
1:13.18 |
NS |
- |
|
Sheridan, Catherine J (16)
|
PVAAC |
1:18.00 |
NS |
- |