| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 46.30 | ||
| 1 | 21 | NS | ||
| 2 | 12 | 32.66 | ||
| 2 | 21 | DQ | ||
| 2 | 3 | 23.27 | ||
| 2 | 21 | DQ | ||
| 3 | 7 | 29.06 | ||
| 3 | 2 | 21.76 | ||
| 3 | 8 | 30.43 | ||
| 3 | 14 | 33.96 | ||
| 4 | 18 | 40.63 | ||
| 4 | 1 | 20.35 | ||
| 4 | 15 | 34.13 | ||
| 4 | 16 | 34.62 | ||
| 5 | 21 | NS | ||
| 5 | 11 | 32.33 | ||
| 5 | 17 | 39.88 | ||
| 5 | 10 | 31.33 | ||
| 6 | 9 | 30.99 | ||
| 6 | 19 | 40.77 | ||
| 6 | 6 | 27.83 | ||
| 6 | 4 | 24.49 | ||
| 7 | 21 | DQ | ||
| 7 | 21 | NS | ||
| 7 | 13 | 32.99 | ||
| 8 | 5 | 27.57 | ||
| 8 | 21 | DQ |