| Final Wind -0.6m/s | Team | time | L | | | 1. Roxana Diaz |  CUB | 22.90s | 6 | | | 2. Sheri-Ann Brooks |  JAM | 22.92s | 2 | | | 3. Sherry Fletcher |  GRE | 22.96s | 4 | | | 4. Virgil Hodge |  SKN | 23.05s | 5 | | | 5. Aleen Bailey | JAM | 23.09s | 7 | | | 6. Felipa Palacios |  COL | 23.34s | 3 | | | 7. Shareese Woods |  USA | 23.34s | 8 | | | 8. Latonia Wilson | USA | 23.50s | 1 | |
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| World Record: | | Florence Griffith Joyner (USA) 21.34s | | Seoul (KOR) 29.09.1988 | | Panamerican Record: | | Evelyn Ashford (USA) 22.45s | | San Juan (PUR) 09.07.1979 |
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| Semi-Finals - First 4 progress. |
| Semi 1. | Team | time | | L | | 1. Sherry Fletcher | GRE | 22.86s | | | 5. Felipa Palacios | COL | 23.03s | SB | | 6. Shareese Woods | USA | 23.11s | | | 7. Aleen Bailey | JAM | 23.13s | | | 9. Aymée Martínez | CUB | 23.37s | | | 13.Nandelle Cameron | TRI | 23.76s | | | 13.Thaissa Presti | BRA | 23.76s | | | 16.Marleny Mejia | DOM | 24.26s | |
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| Semi 2. | Team | time | | L | | 2. Roxana Díaz | CUB | 22.90s | | | 3. Virgil Hodge | SKN | 22.93s | | | 4. Sheri-Ann Brooks | JAM | 22.94s | | | 8. Latonia Wilson | USA | 23.29s | | | 10.Adrienne Power | CAN | 23.51s | | | 11.Shaniqua Ferguson | BAH | 23.70s | | | 12.Lucimar de Moura | BRA | 23.73s | | | 13.Darlenys Obregon | COL | 23.76s | |
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| Heats - First 3 and Best 4 progress. |
| Heat 1 | Team | time | | L | | 1. Felipa Palacios | COL | 23.11s | | | 2. Sherry Fletcher | GRE | 23.14s | | | 3. Aleen Bailey | JAM | 23.15s | | | 17.Reyare Thomas | TRI | 24.10s | | | 22.Kirsten Nieuwendam | SUR | 25.02s | | | -. Jade Bailey | BAR | DNS | | | -. Ginou Etienne | HAI | DNS | |
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| Heat 2 | Team | time | | L | | 4. Virgil Hodge | SKN | 23.16s | | | 6. Sheri-Ann Brooks | JAM | 23.33s | | | 7. Latonia Wilson | USA | 23.39s | | | 10.Shaniqua Ferguson | BAH | 23.68s | | | 14.Darlenys Obregon | COL | 23.96s | | | 19.Valma Bass | ISV | 24.48s | | | -. Carol Rodriguez | PUR | DNS | | | -. Zudikey Rodriguez | MEX | DNS | |
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| Heat 3 | Team | time | | L | | 8. Shareese Woods | USA | 23.44s | | | 11.Aymée Martínez | CUB | 23.75s | | | 15.Lucimar de Moura | BRA | 23.97s | | | 16.Marleny Mejia | DOM | 24.10s | | | 20.Shakera Reece | BAR | 24.69s | | | 21.María Fernanda Mackenna | CHI | 24.97s | |
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| Heat 4 | Team | time | | L | | 5. Roxana Díaz | CUB | 23.32s | | | 9. Adrienne Power | CAN | 23.64s | | | 12.Nandelle Cameron | TRI | 23.78s | | | 13.Thaissa Presti | BRA | 23.78s | | | 18.Erika Chávez | ECU | 24.47s | PB | | 23.Kaina Martínez | BIZ | 25.66s | | | -. Cydonie Mothersille | CAY | DNS | |
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