| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | A.G. | Club | Time |
| 1 | 1 | Lincoln Trident | 14/OV | Lincoln TSA | 5:50.00 |
| 2 | 3 | South Lincs Competitiv | 14/OV | South Lincs | 4:33.67 |
| 3 | 5 | Lincoln Vulcans SC | 14/OV | Lincoln Vulc | 4:32.00 |
| 4 | 7 | Grantham SC | 14/OV | Grantham | 4:32.00 |
| 5 | 6 | Louth Dolphins SC | 14/OV | Louth | 4:32.00 |
| 6 | 4 | City of Linc Pentaqua | 14/OV | Co Lincoln P | 4:32.26 |
| 7 | 2 | Gainsborough Dolphins | 14/OV | Gainsborough | 4:52.23 |