| | Heat Number - 1 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 2 | 4 | Alice RUSH | 12 | Co Cambridge | 3:00.00 |
| 3 | 1 | Jonathan DOUGLAS | 13 | Co Cambridge | 3:00.00 |
| 4 | 2 | Louis ROLFE | 10 | Co Cambridge | 3:00.00 |
| 5 | 3 | Mark CHAPMAN-COLE | 21 | Co Cambridge | 3:00.00 |
| 6 | 5 | Alex JENNETT | 16 | Co Cambridge | 3:00.00 |
| | Heat Number - 2 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 2 | 11 | Thomas CRESSY | 10 | Co Cambridge | 45.99 |
| 3 | 6 | Michael HOWARD | 11 | Co Cambridge | 1:39.99 |
| 4 | 7 | Felix KERRIDGE-KELLY | 10 | Co Cambridge | 1:39.99 |
| 5 | 8 | Robert SEWELL | 10 | Co Cambridge | 1:00.00 |
| 6 | 9 | Hibiki KONO | 10 | Co Cambridge | 59.75 |
| 7 | 10 | Alexsandar RADIC | 8 | Co Cambridge | 56.20 |
| | Heat Number - 3 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 12 | Sam PEDDER | 9 | Co Cambridge | 44.90 |
| 2 | 13 | Tom W ZHANG | 12 | Co Cambridge | 44.73 |
| 3 | 14 | William SCHOFIELD | 12 | Co Cambridge | 40.91 |
| 4 | 15 | Adil PATIL | 10 | Co Cambridge | 39.66 |
| 5 | 16 | Christopher WAY | 11 | Co Cambridge | 38.59 |
| 6 | 17 | Daniel MILLS | 10 | Co Cambridge | 38.02 |
| 7 | 18 | Jordan SEARLE | 12 | Co Cambridge | 37.61 |
| 8 | 19 | Constantin COOMBE | 11 | Co Cambridge | 37.03 |
| | Heat Number - 4 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 20 | Bartu ATAMERT | 10 | Co Cambridge | 36.43 |
| 2 | 21 | Phillip DONALDSON | 14 | Co Cambridge | 34.89 |
| 3 | 22 | Cameron SHEPERDSON | 15 | Co Cambridge | 34.20 |
| 4 | 23 | Jamie GOWLETT | 15 | Co Cambridge | 33.61 |
| 5 | 24 | Stephen SHAWCROSS | 13 | Co Cambridge | 32.54 |
| 6 | 25 | Jason GAMBIE | 12 | Co Cambridge | 32.47 |
| 7 | 26 | Peter REES | 12 | Co Cambridge | 32.22 |
| 8 | 29 | Josh PEDDER | 14 | Co Cambridge | 30.00 |
| | Heat Number - 5 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 27 | Jack BARTLETT | 12 | Co Cambridge | 31.22 |
| 2 | 31 | Karim AHMED | 14 | Co Cambridge | 29.49 |
| 3 | 33 | Andrew WILKINSON | 14 | Co Cambridge | 28.85 |
| 4 | 35 | Joseph MOYES | 15 | Co Cambridge | 28.32 |
| 5 | 34 | Callum ATTFIELD | 16 | Co Cambridge | 28.47 |
| 6 | 32 | Richard JEFFERIES | 12 | Co Cambridge | 29.00 |
| 7 | 30 | Sam LOVE | 14 | Co Cambridge | 29.67 |
| 8 | 28 | Alex GARNER | 14 | Co Cambridge | 31.15 |
| | Heat Number - 6 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 37 | Adam SCOTT | 16 | Co Cambridge | 27.31 |
| 2 | 39 | Luke WESTWOOD | 17 | Co Cambridge | 26.67 |
| 3 | 41 | Tim SHIPTON | 19 | Co Cambridge | 25.85 |
| 4 | 43 | Douglas GORDON | 17 | Co Cambridge | 25.50 |
| 5 | 42 | Adam OAKMAN | 17 | Co Cambridge | 25.60 |
| 6 | 40 | James RUMBELOW | 18 | Co Cambridge | 26.05 |
| 7 | 38 | Matthew WILKINSON | 17 | Co Cambridge | 27.30 |
| 8 | 36 | Tim RIVIERE | 14 | Co Cambridge | 27.60 |