OMV Petrom (BVB: SNN) and Romgaz (BVB: SNG) in a joint press release confirmed that the works at the Neptun Deep offshore gas field continue in line with the plan and the first amounts of natural gas will be pumped into the national distribution system in H1 next year, with the 8 billion cubic meters per year plateau production rate to be reached in Q3, according to Romania Insider.
The Final Investment Decision for the project was taken in June 2023 to deliver the project for development costs of EUR 4 billion with first gas in 2027. “Narrowing the first gas window marks a major milestone for Neptun Deep and brings us closer to production,” said Christina Verchere, CEO of OMV Petrom.
Neptun Deep project (100%) has estimated recoverable volumes of around 100 bcm (approximately 700 mn boe) and is estimated to achieve plateau production of 140 kboe/day and maintain it for nearly 10 years.
Following the successful offshore installation of the Neptun Alpha shallow-water production platform and the recent progress achieved, the project remains on track, narrowing its milestone trajectory.
During 2026, the Neptun Deep project has made significant progress with the installation of the Neptun Alpha production platform and offshore pipeline, and the completion of seven out of ten development wells.
In the upcoming period, the project will focus on continuing the drilling of remaining development wells, installing and integrating the subsea infrastructure, connecting offshore facilities to the transport pipeline, and implementing a comprehensive testing programme.
OMV Petrom and Romgaz hold equal equity of 50% each in the Neptun Deep project. OMV Petrom is the operator, and Romgaz (through Romgaz Black Sea Limited) is the non-operator. Marketing of the gas is undertaken separately by each titleholder.
The Neptun Deep offshore gas project in the Black Sea represents a monumental milestone in Romania’s pursuit of national energy security and regional leadership. Jointly developed by OMV Petrom and Romgaz, the multi-billion-euro deepwater development stands as the largest natural gas initiative in the European Union, positioning Romania to become the continent’s top natural gas producer.
With first gas deliveries scheduled to flow as the project nears operational maturity, Neptun Deep is fundamentally altering the geopolitical and economic dynamics of Central and Eastern Europe by decreasing reliance on external energy imports.
Project Profile & Key Operational Data
| Dimension / Indicator | Technical & Financial Specifications |
| Operators / Joint Venture | OMV Petrom (Operator, 50%) & S.N.G.N. Romgaz (50%) |
| Location | Deepwater Black Sea (Domino and Pelican South fields, ~160 km offshore) |
| Water Depth | Ranging between 100 meters and 1,000 meters |
| Estimated Recoverable Reserves | Approximately 100 billion cubic meters (bcm) |
| Total Expected Investment | Up to €4 billion |
| Peak Annual Production | ~140,000 boe/day (~8 billion cubic meters annually) |
Infrastructure, Engineering, and Environmental Standards
Executing one of Europe’s most complex offshore infrastructure projects has required cutting-edge technology and rigorous environmental safeguards:
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Subsea Extraction Systems: Development includes multiple subsea production wells connected through subsea manifolds and pipelines to an unmanned offshore platform.
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Transportation Pipeline: A dedicated 160-kilometer pipeline conveys processed gas from the offshore platform directly to the Romanian coast at Tuzla, where it connects to Transgaz’s National Transmission System and the BRUA pipeline corridor.
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Carbon Footprint Management: Designed to operate under low-emissions standards, the project integrates energy-efficient turbines and unmanned operations to ensure compliance with European Union environmental frameworks.
Geopolitical Impact and Regional Energy Markets
The commercialization of Neptun Deep delivers far-reaching strategic advantages for both Romania and the broader region:
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Regional Export Capacity: Producing double Romania’s domestic consumption at its peak, the project enables significant gas exports via interconnectors to neighboring nations, including Moldova, Hungary, Austria, and Ukraine.
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Transition Energy Source: As Central and Eastern European economies transition away from coal-fired power generation, Neptun Deep provides a stable, lower-carbon bridge fuel to back up renewable energy grids.
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Economic Footprint: The initiative is projected to contribute tens of billions of euros in taxes, royalties, and indirect economic value to the Romanian state budget throughout its decades-long operational life.
Overcoming Challenges and Looking Ahead
While the project faced regulatory delays and legislative hurdles during its initial planning stages, key legislative reforms—such as updates to the Offshore Law—provided the fiscal predictability necessary for the final investment decision.
As Neptun Deep transitions into continuous production, it cements Romania’s role as an indispensable pillar of European energy resilience, demonstrating how domestic natural resources can be leveraged to ensure both economic growth and regional stability.
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