EVENT 312 Female 12/13 Yrs 100m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Isabelle Diacon | 12 | Dronfield | 1:34.33 |
| 4 | 3 | Clara Nairn | 12 | Derby Excel | 1:33.90 |
| 5 | 2 | Harriet Moores | 12 | Ripley | 1:34.17 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | M Flanagan-Nicholls | 12 | Swadlincote | 1:31.51 |
| 2 | 7 | Lyra Robinson | 12 | Repton | 1:30.53 |
| 3 | 9 | Isabel Gavin-Jones | 12 | Repton | 1:28.87 |
| 4 | 11 | Elspeth Dumphy-Wraith | 12 | Matlock | 1:28.54 |
| 5 | 10 | Macy Cox | 12 | Repton | 1:28.65 |
| 6 | 8 | Nyah Worthington | 12 | Repton | 1:29.00 |
| 7 | 6 | Beau Burton | 12 | Buxton | 1:31.18 |
| 8 | 4 | Jess Tomlinson | 12 | BelperMarlin | 1:32.44 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | Ella Ratcliffe | 12 | Chesterfield | 1:25.75 |
| 2 | 15 | Eva Williams | 13 | Eckington | 1:25.58 |
| 3 | 17 | Evie Moorcroft | 12 | Ripley | 1:24.92 |
| 4 | 19 | Violet Warwick | 12 | Long Eaton | 1:23.15 |
| 5 | 18 | Olivia Lee | 13 | Derby Excel | 1:23.95 |
| 6 | 16 | Tahlia Osborne | 13 | Dronfield | 1:25.17 |
| 7 | 14 | Mahi Bains | 13 | Derby Excel | 1:25.64 |
| 8 | 12 | Ava McClenahan | 12 | Swadlincote | 1:26.75 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 21 | Roisin Power | 12 | DerbyPhoenix | 1:22.64 |
| 2 | 23 | Olivia Brown | 13 | Ripley | 1:21.58 |
| 3 | 25 | Isla Johnson | 12 | BelperMarlin | 1:18.26 |
| 4 | 27 | Lily Mae Glover | 13 | Repton | 1:16.31 |
| 5 | 26 | Anwen Williams | 13 | Buxton | 1:16.35 |
| 6 | 24 | Maisie Moore | 13 | Repton | 1:21.02 |
| 7 | 22 | Megan Hector | 13 | Etwall | 1:22.26 |
| 8 | 20 | Olivia Male | 12 | Derby Excel | 1:22.93 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 29 | I Parsons-Loades | 12 | Repton | 1:14.95 |
| 2 | 31 | Annabelle Blackbird | 13 | Repton | 1:14.57 |
| 3 | 33 | Olivia McCall | 13 | Repton | 1:13.16 |
| 4 | 35 | Lydia Cordle | 13 | Repton | 1:09.86 |
| 5 | 34 | Emma Jane Rantzen | 13 | BelperMarlin | 1:11.26 |
| 6 | 32 | Evelyn Connor | 13 | Ripley | 1:14.29 |
| 7 | 30 | Isabelle Cameron | 12 | Repton | 1:14.70 |
| 8 | 28 | Isabel Plummer | 13 | Long Eaton | 1:15.65 |