Overview of Blocks on Offer OALP Bid Round I

Overview of Blocks on Offer OALP Bid Round I

Outline 1 Overview of Indian sedimentary basins 2 Hydrocarbon Resource Reassessment 3 OALP blocks-on-offer (Bid Round I) 4 5 Relevance of Resource Reassessment to OALP Bid Round I Sum-up February 2018 OALP blocks-on-offer (Bid Round I) 2

Overview of Indian sedimentary basins

Indian sedimentary basins Category I Category II Category III There are 26 sedimentary basins in India, covering a total area of 3.36 million sq km Basins include Onland, Shallow-water (between 0 to 400m isobath) and Deepwater areas (between 400m isobath and EEZ Onland area: 1.63 million sq km Shallow water: 0.41 million sq km Deep water: 1.32 million sq km February 2018 OALP blocks-on-offer (Bid Round I) 4

Basin classification Category Description Basin Category I Category II Category III Basins where hydrocarbon presence is established and commercially producing Basins where hydrocarbon is established but yet to produce commercially Basin where hydrocarbon is yet to be established (1) Assam Shelf, (2) Assam-Arakan Fold Belt, (3) Cambay (4) Cauvery, (5) Krishna-Godavari, (6) Mumbai Offshore and (7) Rajasthan Basin (1) Andaman, (2) Kutch, (3) Mahanadi, (4) Saurashtra and (5) Vindhyan (1) Himalyan Foreland, (2) Ganga-Punjab, (3) Kerala- Konkan (4) Bengal-Purnea, (5) Karewa, (6) Spiti- Zanskar, (7) Satpura-South Rewa-Damodar, (8) Narmada, (9) Deccan Syneclise, (10) Bhima-Kaladgi, (11) Cuddapah, (12) Pranhita-Godavari, (13) Bastar, (14) Chattisgarh February 2018 OALP blocks-on-offer (Bid Round I) 5

Hydrocarbon Resource Reassessment

Overview A comprehensive study including G&G, Petroleum System Modeling and Resource Assessment were carried out for all 26 basins Assessment for conventional reservoirs A total of 177 Plays identified in 26 basins 87 in Tertiary, 53 in Mesozoic, 37 Pre-Mesozoic New plays were identified: Mesozoic reservoirs were identified in 14 basins Basement fractures in many new discoveries February 2018 OALP blocks-on-offer (Bid Round I) 7

Reassessment results Hydrocarbon resources were assessed for 26 sedimentary basins across onland, shallow water and deep waters: Total inplace: 41,872 MMTOE Discovered: 12,076 MMTOE Undiscovered: 29,796 MMTOE Last assessment done in 1995-96 for 15 sedimentary basins : Total inplace: 28,085 MMTOE Increase of total hydrocarbon estimate: 49.1% February 2018 OALP blocks-on-offer (Bid Round I) 8

Resource potential across basins Mumbai Offshore Krishna-Godavari Assam Shelf Rajasthan-Barmer Cambay Cauvery Assam-Arakan Saurashtra Kutch 0 1,000 2,000 3,000 4,000 5,000 6,000 7,000 8,000 9,000 10,000 4,852 7,578 4,133 1,943 786 1,672 1,455 1,246 827 (MMTOE) Rajasthan-Jaisalmer Rajasthan-Bikaner Ganga-Punjab Himalayan Foreland 803 443 128 44 Established Yet-to-Find February 2018 OALP blocks-on-offer (Bid Round I) 9

OALP blocks-on-offer (Bid Round I)

Portfolio of OALP blocks Total 55 blocks Distributed into 11 sedimentary basins Assam Shelf & Assam Arakan, Cambay and Mumbai Offshore, 2 Rajasthan- Bikaner, 2 Rajasthan- Jaisalmer, 1 Rajasthan- Barmer, 6 Ganga-Punjab, 1 Assam- Arakan, 6 Rajasthan have most number of blocks Krishna-Godavari, 5 Assam Shelf, 13 4 blocks from Category II basins Himalayan Foreland, 1 Saurashtra, 2 2 blocks are from Kutch, 2 Cambay, 11 Category III basins Cauvery, 3 February 2018 OALP blocks-on-offer (Bid Round I) 11

Basinal extent of blocks-on-offer Total area 59,282 sq km Rajasthan, Assam Shelf, Krishna-Godavari and Cambay have maximum acreage 1 block in deepwater, 8 in shallow and rest onland Rajasthan- Bikaner 6% Mumbai Offshore 6% Rajasthan- Jaisalmer 1% Krishna- Godavari 16% Rajasthan- Barmer 10% Assam-Arakan 4% Assam Shelf 16% Cauvery 9% Cambay 13% Himalayan Foreland 1% Saurashtra 6% Ganga-Punjab 3% Kutch 9% February 2018 OALP blocks-on-offer (Bid Round I) 12

Relevance of Resource Re-assessment to OALP Bid Round I

Assam Shelf Basin Play-wise Resources AA-ONHP-2017/1 AA-ONHP-2017/4 AA-ONHP-2017/5 AA-ONHP-2017/8 AA-ONHP-2017/9 AA-ONHP-2017/10 AA-ONHP-2017/11 AA-ONHP-2017/12 AA-ONHP-2017/13 AA-ONHP-2017/15 AA-ONHP-2017/16 AA-ONHP-2017/17 AA-ONHP-2017/18 Pliocene - Girujan Miocene - Tipam Late Oligocene - BCS Early Oligocene - BMS Late Eocene - Kopili Early Eocene - Sylhet Paleocene - Tura Basement 142 102 534 399 607 578 1,517 2,123 0 1,000 2,000 3,000 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 1,868 4,133 6,001 February 2018 OALP blocks-on-offer (Bid Round I) 14

Assam-Arakan Fold-belt Basin AA-ONHP-2017/2 AA-ONHP-2017/3 AA-ONHP-2017/6 AA-ONHP-2017/14 AA-ONHP2017/19 AA-ONHP-2017/20 Play-wise Resource Pliocene - Tipam 122 Late Miocene - Bokabil 101 Mid Miocene 2 - U. Bhuban 23 Mid Miocene 1 - Mid Bhuban 152 Early Miocene - L. Bhuban 140 Oligocene - Renji Eocene 10 1085 0 200 400 600 800 1000 1200 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 178 1,455 1,633 February 2018 OALP blocks-on-offer (Bid Round I) 15

Rajasthan sub-basin - Barmer Play-wise Resource RJ-ONHP-2017/1 RJ-ONHP-2017/2 RJ-ONHP-2017/3 RJ-ONHP-2017/4 RJ-ONHP-2017/5 RJ-ONHP-2017/6 Eocene Thumbli Eocene Dharvi Dungar Paleocene Barmer Paleocene Fatehgarh Rageshwari Volcanics Cretaceous Ghaggar Hakra Malani Basement 166 106 1,674 672 45 101 8 0 500 1000 1500 2000 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 829 1,943 2,772 February 2018 OALP blocks-on-offer (Bid Round I) 16

Rajasthan sub-basin - Jaisalmer RJ-ONHP-2017/7 Play-wise Resource Eocene - Khuiala Eocene - Bandah Paleocene - Sanu Mid Cretaceous - Goru Early Cretaceous - Pariwar Late Jurassic - B&B Mid Jurassic - Jaisalmer Early Jurassic - Lathi Permo-Triassic - Bhuana 1 7 11 53 108 117 136 178 285 0 50 100 150 200 250 300 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 94 803 897 February 2018 OALP blocks-on-offer (Bid Round I) 17

Rajasthan sub-basin - Bikaner RJ-ONHP-2017/8 RJ-ONHP-2017/9 Play-wise Resource Infra Cambrian -Upper Jodhpur 143 Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 15 443 458 Infra Cambrian -Bilara Infra Cambrian - Upper Carbonate 15 299 0 100 200 300 400 Million Cubic Meter Oil-Equivalent February 2018 OALP blocks-on-offer (Bid Round I) 18

Cambay Basin Play-wise Resource Oligo-Miocene Late Eocene Middle Eocene Early Eocene Late Paleocene Early Paleocene Cretaceous - Deccan Trap 25 66 0 321 512 388 1,273 0 500 1,000 1,500 Million Tonnes Oil-Equivalent CB-ONHP-2017/1 CB-ONHP-2017/2 CB-ONHP-2017/3 CB-ONHP-2017/4 CB-ONHP-2017/5 CB-ONHP-2017/6 CB-ONHP-2017/7 CB-ONHP-2017/9 CB-ONHP-2017/10 CB-ONHP-2017/11 CB-ONHP-2017/12 Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 1,800 786 2,586 February 2018 OALP blocks-on-offer (Bid Round I) 19

Krishna-Godavari Basin KG-OSHP-2017/1 KG-ONHP-2017/1 KG-ONHP-2017/2 KG-DWHP-2017/1 KG-ONHP-2017/3 Pliocene Play Miocene Play Eocene Play Paleocene Play Late Cretaceous Play Early Cretaceous Play Late Jurassic Play Triassic Play Permian Basement Play-wise Resource 75 12 0 316 571 807 1,798 1,201 1,482 3,293 0 1,000 2,000 3,000 4,000 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 1,977 7,578 9,555 February 2018 OALP blocks-on-offer (Bid Round I) 20

Cauvery Basin Play-wise Resource Miocene Oligocene Paleocene-Eocene Maastrichian-Campanian Santonian Turonian-Cenomanian Early Cretaceous Jurassic Basement 0 0 13 4 4 28 0 21 1893 0 500 1000 1500 2000 Million Tonnes Oil-Equivalent CY-ONHP-2017/1 CY-OSHP-2017/1 CY-OSHP-2017/2 Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 292 1,672 1,964 February 2018 OALP blocks-on-offer (Bid Round I) 21

Kutch Basin GK-OSHP-2017/1 GK-ONHP-2017/1 Play-wise Resource (Offshore) : 862 MMTOE Mid Miocene Clastic Late Oligocene Clastic Early Eocene Clastic/ Carbonate Play Paleocene Clastic/ Carbonate Play Weathered Basalt Late Cretaceous Carbonate/ Clastic Play Early Cretaceous Play Late Jurassic Play Mid Jurassic Upper Play Mid Jurassic Lower Play 15 0 0 6 33 48 72 148 273 267 0 50 100 150 200 250 300 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Play-wise Resource (onland) : 36 MMTOE Discovered Undiscovered Total Early Cretaceous Play Late Jurassic Play Mid Jurassic Upper Play Mid Jurassic Lower Play 6 5 11 14 71 827 898 0 5 10 15 20 Million Tonnes Oil-Equivalent February 2018 OALP blocks-on-offer (Bid Round I) 22

Saurashtra Basin GS-OSHP-2017/1 GS-OSHP-2017/2 Play-wise Resource (Offshore): 1,294 MMTOE Mid Miocene Clastic Play Early Eocene Clastic/ Carbonate Play Paleocene Clastic/ Carbonate Play Weathered Basalt Play Late Cretaceous Carbonate/ Clastic Play Early Cretaceous Play Late Jurassic Play Mid Jurassic Upper Play Mid Jurassic Lower Play 0 11 73 59 64 125 229 329 404 0 100 200 300 400 500 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Play-wise Resource (Onland): 31 MMTOE Discovered Undiscovered Total Early Cretaceous Play Late Jurassic Play Mid Jurassic Upper Play Mid Jurassic Lower Play 5 8 9 9 79 1,246 1,325 0 2 4 6 8 10 Million Tonnes Oil-Equivalent February 2018 OALP blocks-on-offer (Bid Round I) 23

Mumbai Offshore Basin MB-OSHP-2017/1 MB-OSHP-2017/2 Pliocene-Pleistocene-Recent Biogenic Play-wise Resource 266 Mid Miocene-Late Miocene Biogenic 402 Early Miocene Late Oligocene 2232 2293 Early Oligocene 370 Mid-Late Eocene 2220 Paleocene-Early Eocene 1675 Basement-Basal Clastics 188 0 500 1000 1500 2000 2500 Million Tonnes Oil-Equivalent Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 4,794 4,852 9,646 February 2018 OALP blocks-on-offer (Bid Round I) 24

Ganga-Punjab Basin GV-ONHP-2017/1 Mid. Miocene 1 Neo-Proterozoic Play-wise Resource 127 Prognosticated Resources (In-place MMTOE) Discovered Undiscovered Total 0 50 100 150 Million Tonnes Oil-Equivalent 0 128 128 February 2018 OALP blocks-on-offer (Bid Round I) 25

Himalayan Foreland Basin Prognosticated Resources (In-place MMTOE) HF-ONHP-2017/1 Play-wise Inplace Discovered Undiscovered Total 0 44 44 Mid. Miocene-Pleistocene Oligocene-E. Miocene Late Paleocene-Eocene Neo-Proterozoic-E. Paleozoic 4 9 14 18 0 2 4 6 8 10 12 14 16 18 20 Million Tonnes Oil-Equivalent February 2018 OALP blocks-on-offer (Bid Round I) 26

Summary

Empowered than ever before The blocks-on-offer were picked up by independent assessment through EoI Continuous access to NDR for more/missed-out data Basinal information are now enriched with the latest results of reassessed hydrocarbon studies Specific information on hydrocarbon plays are now available NDR has already set up the data room All the E&P data of 55 blocks are available on two work stations Industry-standard interpretation software with full G&G functionality for interpretation are available in data room itself A team of four persons can visit data room Bidders can book data room in advance online and visit the same on chargeable basis February 2018 OALP blocks-on-offer (Bid Round I) 28

DGH and MoP&NG encourage all bidders to take advantage of the rich data sets and freedom of exploration under HELP Happy bidding!!