| 1) | James, Rachael | South Florida | 53.57 (05/03-05/05) | 53.77 (05/03-05/05) | 54.01 (04/20) | 54.06 (04/12-04/13) | 54.08 (04/05) | 54.50 (03/14-03/15) | 55.81 (03/22-03/23) |
| 2) | Tingelstad, Ashley | North Dakota St. | 53.57 (04/18-04/20) | 54.32 (03/29-03/30) | 54.58 (03/22-03/23) | 54.76 (05/09-05/11) | 54.83 (05/09-05/11) |