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The global energy sector from a subsurface perspective

Oil & Gas

Offshore Otway Basin drilling campaign

Jonathan Craig, NVentures
Stratigraphic column of the Otway Basin, Australia. Source: NVentures. The Otway Basin, offshore Victoria and Tasmania, is undergoing a significant drilling campaign, using the Transocean Equinox semi-submersible rig, aimed at…

Does oil really stop diagenesis?

Henk Kombrink
It is all about timing. That is the main conclusion when reading a new paper recently published by Olav Walderhaug and Kristin Por­ten from Equinor. The paper is mostly about…

Wildcat activity in the Latin American Atlantic Margin

Andres Mesa, NVentures
All eyes are on the Stabroek Block, where ExxonMo­bil and its partners have embarked on a signifi­cant three-well drilling program. The campaign, which commenced in April 2025, includes the Hamlet-1,…

Drilling deeper for new resources in Uzbekistan

Henk Kombrink
Domestic gas production has rapidly declined in Uzbekistan over the last few years, to the point where the country became a net importer since 2023 to meet demand. This has…

Libya – exploration stories

Henk Kombrink
In his book “The prize”, Daniel Yergin describes how Libya’s entry on the global oil stage in the 1950s was spectacular and engineered wisely. Yergin quotes the Libyan pe­troleum minister:…

The shrinking pool of large international E&P companies

Obo Idornigie, Welligence
The group of large interna­tional E&Ps has been steadily shrinking. Over the past five years, companies in the peer group, including Noble Energy, Mar­athon, and Hess, have been acquired. These…

India – Andaman Islands – drilling update

Madeleine Slatford, NVentures
In late September, Oil India (OIL) announced the presence of gas recovered during intermittent flow on testing at its Vijaya Puram-2 well in the offshore eastern Andaman block AN-OSHP-2018/1, with…

Open for business, again

Henk Kombrink
“We have to inject life back into the economy and avoid de-industrialisation,” said Shane Jones during a webinar yesterday, hosted by Ross Compton from the EnerGeo Alliance. Mr Jones is…

Kharas-1 well might have two surprises in store

Henk Kombrink
As the exploration community read the news around Rhino Resources’ Volans-1X “high liquid-yield gas condensate” discovery this week – is it good news to have proven yet another fluid type?…