EVENT 410 Womens Open 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 3 | 1 | Kate Forster | 03 | Southport | 1:09.91 |
| 4 | 3 | Oriana Noel | 04 | Plymouth Lea | 1:09.78 |
| 5 | 2 | Megan Cave | 03 | Erith & Dist | 1:09.80 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 5 | Abigail Miles | 04 | Co Sheffield | 1:09.69 |
| 2 | 7 | Freya Colbert | 04 | Grantham | 1:09.65 |
| 3 | 9 | Gerda Vasiliauskaite | 03 | Ellesmere Co | 1:09.59 |
| 4 | 11 | Eve Wright | 03 | Co Peterboro | 1:09.54 |
| 5 | 10 | Madeleine Soper | 03 | Weston S M | 1:09.56 |
| 6 | 8 | Ella Bardgett | 04 | Plymouth Lea | 1:09.63 |
| 7 | 6 | Gabriella Doughty | 03 | TigersharksW | 1:09.66 |
| 8 | 4 | Gemma Peters | 04 | UEA Norwich | 1:09.77 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 13 | Caitlin Ebbage | 05 | Tonbridge | 1:09.40 |
| 1 | 15 | Safia Button | 04 | teamipswich | 1:09.36 |
| 2 | 17 | Isabel Harry | 03 | Staines | 1:09.35 |
| 3 | 19 | Leah Whittaker | 05 | Ealing | 1:09.25 |
| 4 | 21 | Chloe Baxter | 05 | Co Leicester | 1:09.21 |
| 5 | 20 | Lottie James | 04 | AbingdonVale | 1:09.22 |
| 6 | 18 | Chiara Tommasello | 04 | Co Manch Aq | 1:09.35 |
| 7 | 16 | Delphine Little | 03 | Co Oxford | 1:09.35 |
| 8 | 14 | Amelia Moule | 03 | Romford Town | 1:09.39 |
| 9 | 12 | Lucy Aherne | 03 | Stockport Mo | 1:09.50 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 23 | Taylor Williams | 03 | Brompton | 1:09.05 |
| 1 | 25 | Bella Hodges | 04 | Mt Kelly | 1:09.01 |
| 2 | 27 | Sadie Lucas | 04 | Chalfont | 1:08.93 |
| 3 | 29 | Emma Nettleton | 04 | Newquay | 1:08.70 |
| 4 | 31 | Esther Grigore | 04 | Northampton | 1:08.57 |
| 5 | 30 | Abbie Wyatt | 03 | Southport | 1:08.58 |
| 6 | 28 | Annabel McCrory | 03 | Derwentside | 1:08.81 |
| 7 | 26 | Imogen Block | 04 | Lstoft & OB | 1:08.98 |
| 8 | 24 | Emily Whyte | 03 | teamipswich | 1:09.02 |
| 9 | 22 | Erin Donnelly | 03 | Bo Stockton | 1:09.15 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 33 | Amy Brown | 04 | S Bournem'th | 1:08.48 |
| 1 | 35 | Kate Baxter | 03 | Soton Dolp | 1:08.46 |
| 2 | 37 | Emily Riddick | 01 | Winsford | 1:08.45 |
| 3 | 39 | Shannon Robinson | 01 | Wolv'hampton | 1:08.37 |
| 4 | 41 | Charlotte Gudgeon | 01 | Leic Sharks | 1:08.35 |
| 5 | 40 | Carys Brealey | 04 | Harlow Pen | 1:08.36 |
| 6 | 38 | Alexandra Livingstone | 01 | Carnforth | 1:08.39 |
| 7 | 36 | Alesha Lee | 02 | Havant & Wat | 1:08.45 |
| 8 | 34 | Sophie Freeman | 04 | Colchester | 1:08.47 |
| 9 | 32 | Ellie Foster | 02 | Hastings | 1:08.51 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 43 | Kate Rainsford | 01 | Team Mercia | 1:08.34 |
| 1 | 45 | Jade Kennerell | 01 | Nova Cent'n | 1:08.29 |
| 2 | 47 | Claire Burrell | 01 | Harpenden | 1:08.25 |
| 3 | 49 | Abigail Shorthouse | 02 | Hailsham | 1:08.08 |
| 4 | 51 | Nicola Capstick | 01 | Ulverston | 1:08.03 |
| 5 | 50 | Viktoria Gnandt | 01 | Co Leeds | 1:08.05 |
| 6 | 48 | Lauren Stott | 02 | Hatfield | 1:08.16 |
| 7 | 46 | Mimi Morley Iszatt | 03 | Co Oxford | 1:08.26 |
| 8 | 44 | Charlotte O'Leary | 02 | Chelsea&West | 1:08.31 |
| 9 | 42 | Elizabeth Woodcock | 02 | Preston | 1:08.35 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 55 | Misty Marshall-Welling | 01 | Team Bath AS | 1:07.85 |
| 1 | 61 | Niamh James | 01 | Bishop Stort | 1:07.56 |
| 2 | 67 | Lydia Smith | 02 | Gainsborough | 1:07.28 |
| 3 | 73 | Gemma Atherley | 97 | TigersJersey | 1:06.46 |
| 4 | 79 | Aliyah-Mai Webb | 00 | Exeter City | 1:05.70 |
| 5 | 76 | Jane Brown | 00 | Newcastle | 1:06.12 |
| 6 | 70 | Holly Hudghton | 01 | TauntonDeane | 1:06.65 |
| 7 | 64 | Polly Painter | 02 | Millfield | 1:07.48 |
| 8 | 58 | C Prince-Rayner | 02 | Winchester | 1:07.79 |
| 9 | 52 | Kelly Bone | 02 | Sutton Cheam | 1:07.93 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 56 | Isobel Hume | 02 | Northampton | 1:07.82 |
| 1 | 62 | Molly Dummett | 01 | Wycombe Dist | 1:07.55 |
| 2 | 68 | Charlotte Nester | 01 | Wigan BEST | 1:07.24 |
| 3 | 74 | Imogen McCalman | 00 | Plymouth Lea | 1:06.35 |
| 4 | 80 | Alix Knagg | 98 | Ulverston | 1:05.65 |
| 5 | 77 | Amelia Peddle | 00 | Epping For't | 1:06.08 |
| 6 | 71 | Meghan Maybanks | 00 | DunmowAtlant | 1:06.49 |
| 7 | 65 | Eleanor Phesse | 01 | Carn Brea | 1:07.39 |
| 8 | 59 | Josie Carroll | 02 | Southport | 1:07.73 |
| 9 | 53 | Holly White | 02 | Co Liverpool | 1:07.92 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 57 | Alysia Maestri | 02 | Bristol Hen | 1:07.82 |
| 1 | 63 | Megan Dean | 02 | Royal Wolv | 1:07.51 |
| 2 | 69 | Katie Laybourn | 01 | Hartlepool | 1:07.15 |
| 3 | 75 | Lara Charlton | 98 | Rushmoor Ryl | 1:06.32 |
| 4 | 81 | Emily Cutler | 98 | Mt Kelly | 1:04.92 |
| 5 | 78 | Emma Rowson | 00 | Stockport Mo | 1:06.02 |
| 6 | 72 | Sophie Murray | 99 | Derwentside | 1:06.48 |
| 7 | 66 | Grace Wylie | 01 | Hatfield | 1:07.35 |
| 8 | 60 | Tilly Arrand | 01 | Donc Dartes | 1:07.63 |
| 9 | 54 | Emma Leslie | 01 | Co Peterboro | 1:07.86 |