Union Minister of Coal, Mines and Parliamentary Affairs Shri Pralhad Joshi has informed that The number of regional coal blocks, state-wise in which drilling carried out during 2018-19, 2019-20 & 2020-21 are given in below table-
| State | Years | ||
| 2018-19 | 2019-20 | 2020-21 | |
| Andhra Pradesh | 1 | 1 | – |
| ASSAM | – | 1 | 1 |
| Chhattisgarh | 9 | 3 | 9 |
| Madhya Pradesh | 5 | 4 | 4 |
| Nagaland | 1 | 1 | 3 |
| Odisha | 1 | 2 | 5 |
| Jharkhand | 1 | – | – |
| West Bengal | – | – | 1 |
| Maharashtra | – | – | 2 |
| Grand Total | 18 | 12 | 25 |
The total length of drilling carried out during 2019-20 and 2020-21 in regional coal blocks are given in below table-
| Year | 2019-20 | 2020-21 |
| Total Drilling (in (Meter)) | 82,092 | 111734 |
The total new coal resources added by CMPDI through submitted Geological Reports, during the year 2019-20 and 2020-21, state-wise is given in below table;
(Quantity in Million tonnes))
| Sl. No | Year | State | Block | Total Resources Estimated |
| 1 |
2019-20 |
Chhattisgarh |
Kotmer | 656.49 |
| 2 | Rajadahi | 2924.50 | ||
| 3 | Pipraul | 188.61 | ||
| 4 | Taulipalli | 4920.12 | ||
| 5 | Odisha | Baratap | 1013.79 | |
| 6 | Madhya Pradesh | Bandha Bara | 41.61 | |
| Total | 9745.12 | |||
| 7 |
2020-21 |
Chhattisgarh | Sirki | 35.50 |
| 8 | Bagra | 600.19 | ||
| 9 | Madhya Pradesh | Mandaria | 257.00 | |
| 10 | Hatta-Dudhmania | 440.83 | ||
| Total | 1333.52 | |||
The total length drilling in Non-CIL coal blocks in 2018-19, 2019-20 & 2020-21 are given below-
| Year | No of blocks | Drilling
(Meter) |
| 2018-19 | 41 | 483609 |
| 2019-20 | 56 | 670153 |
| 2020-21 | 50 | 644582 |