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94 INDIA'S HYDROCARBON OUTLOOK 2024-2025

India’s resource base: production from Nomination fields while
achieving VRR of 1.2.
Account for 70% of total recoverable oil and
61% of total recoverable gas (2P + 2C). 5.2.4 Prioritizing Contingent Resources (2C)

Hold 83% of the total 2P oil reserves (434 India holds a substantial volume of 2C
MMT) and 58% of the 2P gas reserves (643 contingent resources, which must be prioritized
BCM). for conversion to reserves. To achieve this, the
following steps are recommended:
Comprise 47% of 2C oil resources (237 MMT)
and 64% of 2C gas resources (451 BCM). Address technical and regulatory
contingencies hindering commercial
Nomination acreage also contributes development.
substantially to assets under other regimes,
including PSC. Focus on new and redevelopment projects
with defined implementation timelines.
The CBM regime, a major contributor to
unconventional gas development in India, holds Commercially implement Enhanced Oil

a 9% share of the country’s 2P gas reserves. Recovery (EOR) methods at full field scale,
especially those already proven effective at
5.2.2 Reserve Reporting Framework the pilot stage.
For Nomination fields, 2P reserves are 5.2.5 Role of DGH
reported based on the economic life of the
field. As the nodal agency for overseeing petroleum
reserves and resource management in India,
In contrast, for PSC, DSF, and OALP regimes, DGH maintains continuous engagement with
reserves are reported up to the end of the E&P operators to:
contractual term (PSC/RSC duration).
Facilitate the adoption of international best
5.2.3 Development Potential practices in reservoir management.
Despite a long production history, fields under Encourage data-driven and performance-
the Nomination regime still exhibit significant oriented field strategies to enhance recovery.
potential:
Note: In above context, EUR (Estimated Ultimate
The Estimated Ultimate Recovery (EUR) for Recovery) refers to the commercially recoverable
oil and condensate is only 27% of the in- Petroleum Initially-In-Place (PIIP), i.e., the sum of
place volume. cumulative production and remaining reserves.

The recovery factor stands at 22% as of 1st
April 2024.

This presents a strong case for National Oil
Companies (NOCs) to revisit and revitalize major
oil fields. Strategic actions may include:

Aggressive Infill drilling campaigns for
injectors and producers to reduce well
spacing

Optimization of water injection systems
through continuous monitoring and
surprise visit of injection wells and plants to
ensure that injection water quality has not
been compromised and injection on time
has been close to 1.0
The Directorate General of Hydrocarbons
(DGH) expresses its full support and readiness
to collaborate in this mission to maximize