Final | | time | | gap | 1. Andrea Carolina Vargas | Costa Rica | 13.06s | | | 2. Greisys Lazara Roble | Cuba | 13.09s | | +0.03s | 3. Alaysha Johnson Alexandria | United States | 13.19s | | +0.13s | 4. Ketiley Batista | Brazil | 13.38s | | +0.32s | 5. Yoveinny Deteri Mota | Venezuela | 13.39s | | +0.33s | 6. Jocelyn Loreta Echazabal | Cuba | 13.40s | | +0.34s | 7. Paola Alejandra Vazquez | Puerto Rico | 13.51s | | +0.45s | 8. Keira Lynn Christie-Galloway | Canada | 13.60s | | +0.54s |
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Heats - Tuesday, 31st October | First 3 from each Heat and Best 2 times advanced to Final. |
Heat 1 | wind +1.0m/s | time | | 2. Alaysha Johnson Alexandria | United States | 12.99s | | 3. Greisys Lazara Roble | Cuba | 13.16s | | 5. Keira Lynn Christie-Galloway | Canada | 13.36s | | 8. Jocelyn Loreta Echazabal | Cuba | 13.51s | | 9. Caroline de Melo | Brazil | 13.62s | | 10.Maria Ignacia Eguiguren | Chile | 14.07s | |
Heat 2 | wind +0.8m/s | time | | 1. Andrea Carolina Vargas | Costa Rica | 12.78s | | 4. Paola Alejandra Vazquez | Puerto Rico | 13.27s | | 6. Ketiley Batista | Brazil | 13.38s | | 7. Yoveinny Deteri Mota | Venezuela | 13.39s | | 11.Nancy Gabriela Sandoval | El Salvador | 14.34s | | 12.Deya Yasmin Erickson | Virgin Islands | 14.42s | |
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