| 1) | Shields, Angela | BYU | 59.78 (05/01) | 1:00.15 (05/16-05/17) | 1:01.12 (04/04-04/05) | 1:01.14 (05/09-05/10) | 1:01.22 (04/23-04/26) | 1:01.61 (03/27-03/29) | 1:01.66 (03/22) | 1:01.74 (03/27-03/29) |
| 2) | Waller, Rosalie | Utah | 59.78 (03/22) | 1:00.18 (04/17-04/19) | 1:00.55 (04/11) | |||||
| 3) | Spencer, Ashley | Texas | 59.78 (04/12) |