• Review exploration programmes of companies for adequacy


• Half yearly review of work programmes in Petroleum Exploration Licence (PEL) areas of ONGC & OIL, awarded on Nomination Basis.
• Processing and review of all the PEL and ML cases for the Ministry.
• Review of work programme and budget of all exploration blocks and fields under PSCs.
• Monitoring of all CBM blocks awarded under CBM rounds I, II & III.
• Change of Participating interest and assignment cases.
• Participation in Management Committee meetings.
• Cost monitoring, statutory payments to government, Profit sharing to government.
• Facilitating statutory & other clearances.
• Extension of phases, relinquishment of acreages, assignment, appointment of auditor, approval of audited accounts and other PSC related issues.
• Participation in arbitration matters.
• Advise Government on policy formulations.
• Issuance of essentiality certificates.


• Technical & financial evaluation and review of development plans of commercial discoveries



• Concurrent review of reservoir performance of all the major fields under private / JV operators and major fields of NOCs including Bombay High .



• Advise Government on offering and award of acreages under NELP & CBM rounds for exploration as well as, matters relating to relinquishment of acreages.


• Conduct Studies, Surveys, Information Drilling and Related Activities in Unexplored or Poorly Explored Areas.
• Upgrade information in these areas viz. reprocessing and reinterpretation of data.
• Identification of blocks, preparation of Basin Dockets & Data Packages, organizing road shows in the country and abroad for promotion of blocks & sale of data.
• Technical evaluation of NELP and CBM round bids and recommendations to Ministry.
• Assist MOPNG in contract negotiations & their finalization.


• Technical advice to MOP&NG on issues relevant to exploration and optimal exploitation of oil and gas


• Monitoring of Production Sharing Contracts (PSC) as Govt. representative to achieve exploration targets and optimal exploitation of hydrocarbons in the country.
• Technical advice on preparation of 5 year plans.
• Technical advice on Quarterly Progress Reports of ONGC and OIL.


• Preservation, upkeep and storage of data / samples pertaining to petroleum exploration, production, etc. and the preparation of data packages for acreage on offer


• Creation and maintenance of National E&P Data Base and Archive System.
• Storage of data acquired by DGH and oil and gas companies.


• Field Surveillance of producing fields and blocks to monitor their performance




• Compliance of Ministry of Defence (MOD) guidelines


• DGH scientists remain onboard all the seismic vessels and deep water drilling rigs during operation.
• DGH geophysicists accompany all raw / field seismic and G.M. data whenever it leaves the country for processing and interpretation.


• All other matters incidental there to and such other functions as may be assigned by Government


• Coordinate the technical activities of all projects under National Gas Hydrate Programme (NGHP).
• To provide input material for Parliament Questions, Parliamentary Committees relating to DGH and Pvt /JV operations.
• Issuance of Essentiality Certificates for import of goods used in petroleum operations.
• Clearances issued during April 2007 to March 2008: 13,221 cases valued at Rs. 34,957.51 crores.
• Facilitating clearances from MOD for foreign rigs/vessels and from MOEF for all projects under Pvt /JV operations.

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