| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Edwards, Isabel A (14)
|
GUSCAT |
20:09.84 |
19:37.26 |
-32.58 |
| 2 |
Vidinha, Alexandra J (14)
|
GUSHRK |
21:16.70 |
19:46.26 |
-90.44 |
| 3 |
Linden, Alexandra E (14)
|
GUSHRK |
19:49.69 |
19:46.53 |
-3.16 |
| 4 |
Becker, Peyton R (14)
|
GUSHRK |
22:16.43 |
19:48.82 |
-147.61 |
| 5 |
Hilbrich, Alexandria L (13)
|
GUSCAT |
20:30.99 |
19:54.87 |
-36.12 |
| 6 |
Cole, Daria R (13)
|
GUSSS |
|
19:55.21 |
- |
| 7 |
Givens, Leah M (14)
|
GUSHRK |
21:04.91 |
20:10.64 |
-54.27 |
| 8 |
Sparks, Falynn D (13)
|
GUCOOG |
|
20:21.98 |
- |
| 9 |
Vestal, Emma L (13)
|
GUSHRK |
19:45.99 |
20:27.83 |
41.84 |
| 10 |
Burke, Ellie A (13)
|
GUSHRK |
20:45.99 |
20:38.74 |
-7.25 |
| 11 |
Schauss, Kirstin A (14)
|
GUAQUA |
|
20:51.90 |
- |
| 12 |
Fitzharris, Emery P (13)
|
GUSHRK |
22:30.99 |
21:41.21 |
-49.78 |