| Athlete | Team | Best | |||||
|---|---|---|---|---|---|---|---|
| 1 | Digby, A.J. | Mount Union |
48.05
5/12 |
48.31
4/28-29 |
48.32
4/7 |
48.42
4/28-29 |
49.53
4/15 |
| 2 | Smith, Isaac | Augustana (Ill.) |
48.05
5/18 |
48.93
4/21-22 |
49.07
3/31-4/1 |
49.31
5/5-6 |
49.33
5/5-6 |
