| ASHDOWN 2 | 0.00 km | 1,740 m | NSTA — England onshore wellbore top holes |
| ASHDOWN 1 | 1.51 km | 1,383 m | NSTA — England onshore wellbore top holes |
| ASHDOWN G1 (CROWBOROUGH WARREN) | 2.20 km | 51 m | NSTA — England onshore wellbore top holes |
| ASHDOWN G4 (POUNDFIELD) | 2.81 km | 46 m | NSTA — England onshore wellbore top holes |
| ROTHERFIELD 1 | 3.09 km | 1,447 m | NSTA — England onshore wellbore top holes |
| ASHDOWN G2 (THORNHILL) | 6.52 km | 46 m | NSTA — England onshore wellbore top holes |
| ASHDOWN G3 (WYCH CROSS) | 9.33 km | 116 m | NSTA — England onshore wellbore top holes |
| HEATHFIELD 2 | 10.51 km | 115 m | NSTA — England onshore wellbore top holes |
| HEATHFIELD 5 | 10.52 km | Not reported / not verified m | NSTA — England onshore wellbore top holes |
| HEATHFIELD 3 | 10.54 km | Not reported / not verified m | NSTA — England onshore wellbore top holes |
| HEATHFIELD 4 | 10.62 km | Not reported / not verified m | NSTA — England onshore wellbore top holes |
| HEATHFIELD 7 | 10.78 km | 276 m | NSTA — England onshore wellbore top holes |
| HEATHFIELD 6 | 11.13 km | Not reported / not verified m | NSTA — England onshore wellbore top holes |
| HOLTYE 1 | 12.28 km | 2,208 m | NSTA — England onshore wellbore top holes |
| COWDEN 2 | 13.88 km | 1,631 m | NSTA — England onshore wellbore top holes |
| COWDEN 1 | 14.22 km | 1,840 m | NSTA — England onshore wellbore top holes |
| RINGMER 1 | 14.75 km | 1,387 m | NSTA — England onshore wellbore top holes |
| WALLCROUCH 1 | 14.95 km | 1,494 m | NSTA — England onshore wellbore top holes |
| PENSHURST 1 | 15.35 km | 1,707 m | NSTA — England onshore wellbore top holes |
| ASHOUR 1 | 15.91 km | 1,646 m | NSTA — England onshore wellbore top holes |
| ASHDOWN G5 (TICEHURST) | 16.21 km | 31 m | NSTA — England onshore wellbore top holes |
| TURNERS HILL 1 | 16.33 km | 1,416 m | NSTA — England onshore wellbore top holes |
| HELLINGLY 2 | 16.52 km | 981 m | NSTA — England onshore wellbore top holes |
| BRIGHTLING 1 | 17.76 km | 1,506 m | NSTA — England onshore wellbore top holes |
| HELLINGLY 1 (GROVE HILL) | 18.06 km | 1,069 m | NSTA — England onshore wellbore top holes |