| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Fleck, Kristina S (9)
|
PVNCAP |
1:27.10 |
1:26.90 |
-0.20 |
| 2 |
Bartholomew, Isla (9)
|
PVRMSC |
1:32.30 |
1:28.36 |
-3.94 |
| 3 |
McDermott, Katherine R (9)
|
PVNCAP |
1:35.50 |
1:30.32 |
-5.18 |
| 4 |
Chun, April S (9)
|
MRLIAC |
1:48.67 |
1:30.70 |
-17.97 |
| 5 |
Balderrama, Isabella (9)
|
PVRMSC |
1:37.27 |
1:32.10 |
-5.17 |
| 6 |
Hawkins, Mary-Stuart M (9)
|
VANOVA |
1:39.74 |
1:32.37 |
-7.37 |
| 7 |
Jaggard, Corinne E (9)
|
PVNCAP |
1:36.24 |
1:32.47 |
-3.77 |
| 8 |
Jessup, Abigail M (9)
|
VANOVA |
1:38.27 |
1:36.01 |
-2.26 |
| 9 |
Wang, Abigail S (9)
|
VANOVA |
1:41.45 |
1:36.14 |
-5.31 |
| 10 |
Bush, Althea B (9)
|
PVRMSC |
1:37.73 |
1:36.29 |
-1.44 |
| 11 |
Phillips, Alexandra J (9)
|
MADST |
1:48.80 |
1:36.66 |
-12.14 |
| 12 |
McDonald, Mary J (9)
|
MRLIAC |
|
1:39.73 |
- |
|
Lam, Makani S (9)
|
MRLIAC |
1:34.81 |
DQ |
- |