| 1) | Stassen, Sara | Michigan State | 4:22.45 (05/16-05/18) | 4:25.87 (04/18-04/19) | 4:30.83 (05/16-05/18) | 4:34.45 (03/28-03/29) | 4:36.26 (04/12) | |
| 2) | Olson, Heather | Rice | 4:22.45 (05/09-05/10) | 4:32.88 (03/27-03/29) | 4:36.56 (03/21-03/22) | 4:39.38 (04/26) | 4:39.69 (05/15-05/18) | 4:41.15 (05/15-05/18) |