| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Giannini, Alanah M (10)
|
MRPBAC |
36.00 |
34.89 |
-1.11 |
| 2 |
Drackett, Samaya E (10)
|
MRNYSA |
49.98 |
43.35 |
-6.63 |
| 3 |
Walsh, Leah E (9)
|
MRNBS |
51.36 |
48.47 |
-2.89 |
| 4 |
Sheldon, eva I (10)
|
MRNYSA |
51.03 |
49.70 |
-1.33 |
| 5 |
Thompson, Samantha K (9)
|
MRVAC |
53.94 |
49.91 |
-4.03 |
| 6 |
Burgarelli, Carmen A (9)
|
MRNBS |
53.03 |
52.56 |
-0.47 |
| 7 |
Ruiz, Beverly C (10)
|
MRMHH |
52.05 |
52.95 |
0.90 |
| 8 |
Piscitella, Vivian I (10)
|
MRNBS |
56.33 |
54.01 |
-2.32 |
| 9 |
Aguilar Perez, Vanessa (10)
|
MRMHH |
55.20 |
54.48 |
-0.72 |
|
Cook, Elizabeth G (10)
|
MRNYSA |
1:03.15 |
DQ |
- |