| Serie 1 V.V. +0.2 |
| Anais Valentina Hernandez Alegria | Atlético Santiago | 3 | 11.65 | 2 q |
| Javiera Antoninna Cañas Gambetta | Atlético Santiago | 4 | 11.95 | 4 q |
| Sofia Segura Tupper | Manquehue | 5 | 12.55 | 8 q |
| Josefa Antonia López Jeria | Nicolás Carvajal - Talagante | 2 | 13.64 | 11 q |
| Amanda Gil Saragoni | Manquehue | 1 | DNS | |
| Constanza Sepulveda Fuentealba | Oassi | 6 | DNS | |
| Yovela Olate Rivas | Atletas Senior Chillán | 7 | DNS | |
| Serie 2 V.V. +2.2 |
| Isidora Andrea Jiménez Ibacache | Universidad Católica | 3 | 11.47 | 1 q |
| Antonia Belén Ramirez Muñoz | Atlético Santiago | 4 | 11.87 | 3 q |
| Jacinta Silva Labbe | Universidad Católica | 5 | 12.98 | 10 q |
| Emilia Ignacia Valenzuela Lama | Manquehue | 2 | 13.88 | 13 q |
| Josefina Brogle Seydewitz | Manquehue | 1 | 14.09 | 15 q |
| Constanza Hübner Ramirez | Manquehue | 7 | 14.85 | 17 |
| Isidora Albornoz Urrutia | Manquehue | 6 | DNS | |
| Serie 3 V.V. +1.0 |
| Catalina Rozas Arellano | Manquehue | 3 | 12.18 | 5 q |
| Isidora Del Rosario Corada Vives | Universidad Católica | 5 | 12.72 | 9 q |
| Ana Van Klaveren Herrmann | Manquehue | 2 | 13.84 | 12 q |
| Matilde Macchiavello Zurita | Universidad Católica | 6 | 14.68 | 16 q |
| Piedad Ripetti Morales | Manquehue | 7 | 15.10 | 18 |
| Sofia Urzua Lagos | Manquehue | 1 | 15.25 | 19 |
| Martina Mariné Durandeau | Universidad Católica | 4 | DNS | |
| Serie 4 V.V. +0.0 |
| Macarena Borie Giralda | Manquehue | 3 | 12.23 | 6 q |
| Belen Ituarte Araya | Manquehue | 4 | 12.43 | 7 q |
| Pilar Palma Illanes | Manquehue | 1 | 13.96 | 14 q |
| Agustina Gil Schulz | Manquehue | 2 | 15.38 | 20 |
| Josefina Silva Schmidt | Manquehue | 5 | DNS | |
| Fatima Yarur Molina | Manquehue | 6 | DNS | |
| Magdalena Paz Fantela Tampier | Manquehue | 7 | DNS | |