EVENT 13 Mixed 200m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Sue Starr | 47 | Leic Peng | 3:32.39 |
| 4 | 2 | Mitchell Blakemore | 38 | Derby Excel | 3:30.00 |
| 5 | 3 | Nick Minns | 72 | East Anglian | 3:24.65 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 4 | Patricia Reynolds | 75 | Beaver Mast | 3:24.34 |
| 3 | 5 | Eleanor Grimes | 39 | Derby Excel | 3:21.79 |
| 4 | 6 | Ruth Smith | 54 | Leicester Ma | 3:19.04 |
| 5 | 7 | Lois Webb | 20 | Loughborough | 3:03.19 |
| 6 | 8 | Nicola James | 53 | Market Har | 2:55.67 |
| 7 | 9 | Sally Norman | 37 | Boston | 2:50.72 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Lydianne Lock | 56 | Leic Peng | 2:49.56 |
| 2 | 13 | Stephen Allen | 65 | Harrogate | 2:43.92 |
| 3 | 15 | Jade Burton | 27 | Loughborough | 2:35.90 |
| 4 | 17 | Alice Streeter | 19 | Market Har | 2:22.77 |
| 5 | 16 | Hugh Taylor | 61 | Co Sheffield | 2:31.17 |
| 6 | 14 | Olivia Wiles | 25 | Leic Peng | 2:39.00 |
| 7 | 12 | Bryany Cornish | 29 | Loughborough | 2:46.73 |
| 8 | 10 | Joseph Doherty | 27 | Derby Excel | 2:50.71 |