| Well No. | Depth/m | Type of complex accident | Waste time/d |
| H10 | 1826-2982 | Sticking 9, loss 3 | 104 |
| H001 | 2071-2872 | Sticking 4 | 90 |
| H002 | 1843-3095 | Sticking 1 | 12 |
| H101 | 2050-2904 | No sticking | 0 |