EVENT 502 Womens MC 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 3 | 10 | Eleni Papadopoulos | 92 | S10 | Co Manch Aq | 1:14.93 |
| 4 | 16 | Jessica-Jane Applegate | 96 | S14 | UEA Norwich | 1:08.90 |
| 5 | 13 | Amy Marren | 98 | S9 | Romford Town | 1:10.98 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 1 | 2 | G Cooper-Holmes | 00 | S7 | Carlisle Aq | 1:59.55 |
| 2 | 6 | Eleanor Bamber | 96 | S10 | Glossop | 1:29.32 |
| 3 | 11 | Katie Nesbitt | 98 | S14 | UEA Norwich | 1:11.74 |
| 4 | 17 | Hannah Russell | 96 | S12 | Guildford Ct | 1:08.72 |
| 5 | 14 | Stephanie Millward | 81 | S9 | Aquae Sulis | 1:10.26 |
| 6 | 8 | Coral Farrell | 01 | S10 | Warrington W | 1:26.96 |
| 7 | 4 | Bethan Eckley | 00 | S10 | Co Cardiff | 1:39.85 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 1 | 3 | Megan Short | 98 | S7 | Satellite | 1:48.40 |
| 2 | 7 | Lucy Chenery | 95 | S14 | Co Milton K | 1:28.84 |
| 3 | 12 | Tully Kearney | 97 | S10 | Boldmere | 1:11.32 |
| 4 | 18 | Bethany Firth | 96 | S14 | NCL SwimTeam | 1:06.00 |
| 5 | 15 | Alice Rose Tai | 99 | S10 | Bourmth Coll | 1:09.85 |
| 6 | 9 | Elizabeth Simpkin | 94 | S9 | Preston | 1:18.55 |
| 7 | 5 | Rebecca Franks | 97 | S9 | Lincoln Vulc | 1:32.16 |
| 8 | 1 | Samantha Wilson | 99 | S8 | Cockermouth | 2:01.32 |