| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Killion, Natalie A (13)
|
NICLSC |
18:38.21 |
17:57.63 |
-40.58 |
| 2 |
Sokolowski, Suzanne N (14)
|
NIWEBS |
18:17.81 |
18:28.64 |
10.83 |
| 3 |
DeHollander, Erin K (13)
|
NIVICT |
19:56.55 |
18:45.97 |
-70.58 |
| 4 |
Senglaub, Emma (14)
|
NIVICT |
18:58.33 |
18:47.08 |
-11.25 |
| 5 |
Senglaub, Katie (14)
|
NIVICT |
19:10.79 |
18:48.54 |
-22.25 |
| 6 |
Luttrell, Emma R (13)
|
NISYCH |
19:44.99 |
19:06.71 |
-38.28 |
| 7 |
Costich, Charlotte G (14)
|
NICLSC |
19:03.83 |
19:19.23 |
15.40 |
| 8 |
Marcyan, Maya G (13)
|
NITTSC |
19:27.21 |
19:26.63 |
-0.58 |
| 9 |
Pathammavong, Suriyathai A (13)
|
NIVICT |
20:04.95 |
19:29.00 |
-35.95 |
| 10 |
Moore, Kathleen E (13)
|
NIUN-D |
20:11.50 |
19:29.08 |
-42.42 |
| 11 |
Fritsch, Natalie A (13)
|
NITTSC |
19:55.55 |
19:29.37 |
-26.18 |
| 12 |
Chugh, Katie F (14)
|
NIEAST |
20:15.05 |
20:55.20 |
40.15 |