| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 3 | 33.92 | ||
| 1 | 10 | 44.28 | ||
| 1 | 16 | 47.93 | ||
| 2 | 20 | 51.34 | ||
| 2 | 18 | 49.99 | ||
| 2 | 24 | DQ | ||
| 3 | 14 | 45.66 | ||
| 3 | 24 | DQ | ||
| 3 | 24 | DQ | ||
| 4 | 2 | 31.00 | ||
| 4 | 7 | 41.39 | ||
| 4 | 24 | NS | ||
| 5 | 6 | 40.28 | ||
| 5 | 17 | 48.12 | ||
| 5 | 15 | 47.17 | ||
| 6 | 12 | 44.57 | ||
| 6 | 19 | 50.91 | ||
| 6 | 22 | 55.96 | ||
| 7 | 23 | 56.16 | ||
| 7 | 1 | 28.94 | ||
| 7 | 13 | 45.48 | ||
| 8 | 9 | 43.20 | ||
| 8 | 11 | 44.46 | ||
| 8 | 4 | 36.28 | ||
| 9 | 5 | 37.98 | ||
| 9 | 24 | NS | ||
| 9 | 21 | 53.76 | ||
| 10 | 24 | DQ | ||
| 10 | 24 | NS | ||
| 10 | 8 | 41.88 |