| 1) | Guevel, Jacqueline | Carnegie Mellon | 1:01.96 (05/10) | 1:02.23 (04/27-04/28) | 1:02.33 (04/06) | 1:02.94 (04/27-04/28) | 1:03.86 (03/29-03/30) | 1:04.74 (03/22-03/23) | 1:04.91 (04/13) |
| 2) | Kraske, Rachael | George Fox | 1:01.96 (05/12) | 1:03.03 (05/03-05/04) | 1:03.33 (03/30) | 1:05.02 (03/09) |