| Event | Event # | Heat # | Lane # | Swimmer | Team | Reason for Disqualification |
| 200 Indiv Medley | 5 | 2 | 1 | Garcia, Daniel | LEE | Not on back at completion of back leg |
| 200 Indiv Medley | 5 | 3 | 4 | Hess, RJ | ROB | Not on back at completion of back leg |
| 200 Indiv Medley | 5 | 4 | 8 | Wiles, Brian | WSTFD | Not on back at completion of back leg |
| 100 Backstroke | 19 | 1 | 4 | Hopkins, Frank | LEE | Non-continuous turn |
| 100 Backstroke | 19 | 4 | 6 | McLaughlin, Jimmy | HERN | Non-continuous turn (1st turn) |
| 100 Backstroke | 20 | 1 | 5 | Gels, Ali | OHS | Non-continuous turn (3rd turn) |
| 100 Breaststroke | 21 | 4 | 6 | Edmonds, Greg | HYFD | Head did not surface prior to hands turning in at widest part of 2nd pull |