EVENT 203 Womens MC 200m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 3 | 1 | Suzanne Warren | 79 | SM5 | Colchester P | 5:30.79 |
| 4 | 3 | Rui Si, Theresa Goh | 87 | SM5 | Singapore | 4:20.00 |
| 5 | 2 | Megan Atkinson | 00 | SM6 | Peterlee | 4:36.58 |
| 6 | 82 | Valeriia Shabalina | 95 | SM14 | Russia | 2.:37..0 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 1 | 5 | E Martin-De-La-Torre | 98 | SM6 | teamipswich | 4:06.83 |
| 2 | 7 | Abigail Easton | 00 | SM9 | Braunstone | 4:04.29 |
| 3 | 9 | Thelma Bjornsdottir | 96 | SM6 | Iceland | 3:59.00 |
| 4 | 11 | Katie Rilett-Young | 98 | SM6 | Burnley BOBC | 3:56.82 |
| 5 | 10 | Samantha Lewis | 92 | SM9 | Satellite | 3:58.44 |
| 6 | 8 | Eleanor Robinson | 01 | SM6 | Northampton | 3:59.77 |
| 7 | 6 | Megan Short | 98 | SM7 | Satellite | 4:05.05 |
| 8 | 4 | Maisie Summers Newton | 02 | SM6 | Wellingboro | 4:09.09 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 13 | Grace Harvey | 98 | SM7 | Hoddesdon | 3:47.11 |
| 1 | 15 | Beth Johnston | 01 | SM10 | Galashiels | 3:46.69 |
| 2 | 17 | Sarah Paschoud | 91 | SM14 | Lon Disabili | 3:39.72 |
| 3 | 19 | Rebecca Franks | 97 | SM9 | Lincoln Vulc | 3:33.06 |
| 4 | 21 | Chui Fan Tang | 90 | SM14 | Hong Kong | 3:30.00 |
| 5 | 20 | Elizabeth Johnson | 85 | SM6 | Co Manch Aq | 3:31.09 |
| 6 | 18 | Adele Maguire | 01 | SM8 | Warrington W | 3:39.00 |
| 7 | 16 | Jordan Margery | 92 | SM8 | C Dolphins | 3:45.87 |
| 8 | 14 | Emma Warrington | 80 | SM14 | Croydon Amph | 3:46.86 |
| 9 | 12 | Olivia-Mae Cameron | 99 | SM8 | Guildford Ct | 3:56.75 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 23 | Sanne Hofman | 01 | SM13 | Netherlands | 3:25.61 |
| 1 | 25 | Hasna Hakim | 98 | SM10 | Swim WM | 3:23.77 |
| 2 | 27 | Kirsten Pinson | 98 | SM10 | Southwell | 3:19.56 |
| 3 | 29 | Coral Farrell | 01 | SM10 | Warrington W | 3:16.88 |
| 4 | 31 | Sophie West | 82 | SM10 | Lon Disabili | 3:13.77 |
| 5 | 30 | Lucy Chenery | 95 | SM14 | Co Milton K | 3:15.56 |
| 6 | 28 | Chikako Ono | 94 | SM11 | Japan | 3:17.45 |
| 7 | 26 | Zara Mullooly | 02 | SM10 | Woking | 3:22.64 |
| 8 | 24 | Eleanor Bamber | 96 | SM10 | Glossop | 3:25.44 |
| 9 | 22 | Jay McCabe | 02 | SM9 | Darlington | 3:26.04 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 33 | Charlotte Henshaw | 87 | SM8 | Nova Cent'n | 3:12.09 |
| 1 | 35 | Cortney Jordan | 91 | SM7 | USA | 3:10.31 |
| 2 | 37 | Natalie Moon | 95 | SM14 | KingstonHull | 3:07.99 |
| 3 | 39 | Letticia Martinez | 95 | SM11 | USA | 3:06.65 |
| 4 | 41 | Eleanor Simmonds | 94 | SM6 | Loughboro Un | 3:04.41 |
| 5 | 40 | Gemma Bennett | 87 | SM14 | Dunmow Mast | 3:04.56 |
| 6 | 38 | Megan Richter | 00 | SM9 | Swim WM | 3:07.44 |
| 7 | 36 | Lisa Den Braber | 92 | SM8 | Netherlands | 3:09.40 |
| 8 | 34 | Harriet Dickinson | 97 | SM10 | Clevedon | 3:10.98 |
| 9 | 32 | Ffion Butler | 98 | SM9 | Shrewsbury | 3:13.34 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 43 | Maria Delgado Nadal | 97 | SM12 | Spain | 2:56.25 |
| 1 | 45 | Elizabeth Simpkin | 94 | SM9 | Preston | 2:53.93 |
| 2 | 47 | Emely Telle | 97 | SM12 | Germany | 2:52.24 |
| 3 | 49 | Cailin Currie | 98 | SM13 | USA | 2:50.67 |
| 4 | 51 | Yuen Ying Chow | 88 | SM14 | Hong Kong | 2:49.11 |
| 5 | 50 | Mallory Weggemann | 89 | SM8 | USA | 2:50.00 |
| 6 | 48 | Nicole Lough | 95 | SM14 | Co Sund'land | 2:51.05 |
| 7 | 46 | Anita Osk Hrafnsdottir | 94 | SM14 | Iceland | 2:53.11 |
| 8 | 44 | Suk Man Tang | 89 | SM14 | Hong Kong | 2:55.07 |
| 9 | 42 | Inge Belfor | 01 | SM10 | Netherlands | 2:58.32 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 55 | Janina Savelsberg | 98 | SM14 | Germany | 2:47.18 |
| 1 | 61 | Luca Sos | 01 | SM10 | Hungary | 2:42.38 |
| 2 | 67 | Colleen Young | 98 | SM13 | USA | 2:40.20 |
| 3 | 73 | Eleni Papadopoulos | 92 | SM10 | Co Manch Aq | 2:36.01 |
| 4 | 79 | Bethany Firth | 96 | SM14 | Co Newcastle | 2:31.06 |
| 5 | 76 | Amy Marren | 98 | SM9 | Romford Town | 2:32.74 |
| 6 | 70 | Gemma Almond | 93 | SM10 | Swansea Uni | 2:39.24 |
| 7 | 64 | Stephanie Slater | 91 | SM8 | Preston | 2:40.73 |
| 8 | 58 | Carla Casals | 87 | SM12 | Spain | 2:46.70 |
| 9 | 52 | Chloe Buck | 97 | SM9 | Harrogate | 2:48.49 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 56 | Marta Gomez Battelli | 90 | SM13 | Spain | 2:47.14 |
| 1 | 62 | Reagan Doig | 98 | SM14 | Perth City | 2:41.82 |
| 2 | 68 | Sarai Gascon | 92 | SM9 | Spain | 2:40.15 |
| 3 | 74 | Jessica Long | 92 | SM8 | USA | 2:36.00 |
| 4 | 72 | Tully Kearney | 97 | SM10 | Boldmere | 2:38.00 |
| 5 | 77 | Jessica-Jane Applegate | 96 | SM14 | UEA Norwich | 2:32.54 |
| 6 | 71 | Claire Cashmore | 88 | SM9 | Wyre Forest | 2:38.16 |
| 7 | 65 | Katie Nesbitt | 98 | SM14 | UEA Norwich | 2:40.33 |
| 8 | 59 | Kolbrun Stefansdottir | 97 | SM14 | Iceland | 2:44.26 |
| 9 | 53 | Airi Ike | 98 | SM10 | Japan | 2:48.24 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | YoB | Cat | Club/Country | Time |
| 0 | 57 | I Hernandez Santos | 95 | SM10 | Spain | 2:46.72 |
| 1 | 63 | Elena Krawzow | 93 | SM13 | Germany | 2:41.63 |
| 2 | 69 | Bianka Pap | 00 | SM10 | Hungary | 2:39.69 |
| 3 | 75 | Magda Toeters | 86 | SM14 | Netherlands | 2:33.25 |
| 4 | 81 | Marlou Van Der Kulk | 93 | SM14 | Netherlands | 2:29.72 |
| 5 | 78 | Chloe Davies | 98 | SM14 | Swansea Uni | 2:32.05 |
| 6 | 80 | Hannah Russell | 96 | SM12 | Kelly Coll | 2:30.54 |
| 7 | 66 | Stephanie Millward | 81 | SM9 | Aquae Sulis | 2:40.29 |
| 8 | 60 | Chantalle Zijderveld | 00 | SM10 | Netherlands | 2:43.19 |
| 9 | 54 | Ellen Keane | 95 | SM9 | Ireland | 2:47.26 |