EVENT 107 Girls 16/17 Yrs 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 2 | Isabel Johns | 97 | Swim Wales W | 1:07.21 |
| 1 | 4 | Louise Bell | 95 | Swim Wales E | 1:05.12 |
| 2 | 6 | Rhiannon Gilkes | 97 | Scot West | 1:04.87 |
| 3 | 8 | Eve Farnsworth | 96 | Derbyshire | 1:04.64 |
| 4 | 10 | Shannon Dodson | 97 | Yorkshire | 1:04.10 |
| 5 | 9 | Alice South | 96 | Sussex | 1:04.15 |
| 6 | 7 | Faye Nugent | 96 | Herts | 1:04.71 |
| 7 | 5 | Lucy Campbell | 96 | Berks&SBucks | 1:04.89 |
| 8 | 3 | Emily Bashforth | 96 | Hampshire | 1:05.63 |
| 9 | 1 | Natalie Dingley | 97 | Worcs | 1:07.74 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 12 | Elisha McCrory | 97 | N & Durham | 1:03.09 |
| 1 | 14 | Lucy Hope | 97 | Scot East | 1:02.00 |
| 2 | 16 | Isabella Hindley | 96 | Middlesex | 1:01.70 |
| 3 | 18 | Hannah Meek | 96 | Notts | 1:01.48 |
| 4 | 20 | Jessica Fullalove | 96 | Lancashire | 59.14 |
| 5 | 19 | Kathleen Dawson | 97 | Cheshire | 1:00.18 |
| 6 | 17 | Katie Latham | 97 | Kent | 1:01.70 |
| 7 | 15 | Emma Day | 97 | Surrey | 1:01.76 |
| 8 | 13 | Charlotte Evans | 97 | Ox & N Bucks | 1:02.64 |
| 9 | 11 | Rachel Palarm | 97 | Somerset | 1:03.62 |