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The global energy sector from a subsurface perspective

Oil & Gas

Why traffic light play maps are useless

Henk Kombrink
When exploring a new area, it is com­mon for E&P com­panies to produce traffic light maps, with red areas be­ing the ones where one of the key play elements is…

Back on the shelf

Henk Kombrink
As TotalEnergies is moving ahead developing its deep-water discoveries in Block 58 in Suriname waters, there is a drive to discover more resources nearby. And rather than focusing on deep…

“Almost every foot of rock has oil in it”

Henk Kombrink
For those people who don’t work in the US onshore oil sector, names such as the Permian and the Appalachian may still sound familiar, as it is these basins that…

Making small pools work

Henk Kombrink
Despite there still being major uncertainties for operators on the UK Continental Shelf, as Niall McLean from Brodies Solicitors clearly explained in his talk about the Finch ruling, when talking…

Business can only get better

Ian Cross, Moyes & Co
In anticipation of the tax changes announced by the UK government in October 2024, corporate merger and acquisition activity accelerat­ed in 2024 and into 2025. These deals involved companies looking…

Drilling around mud diapirs

Henk Kombrink
Mud diapirs have long been enigmatic struc­tures in the subsurface. With older seismic data being of insufficient resolution to properly map them, companies often took a careful approach when it…

Fresh water in deep-marine sandstones – how come?

Henk Kombrink, with contributions from Brian Frost, Juan Soto, Neil Hodgson, Duncan Wallace, Benoît Hauville and John Cater
“A famous example of anchoring is finding a high resistivity anomaly on a structure in a deep-water turbidite play and assuming it can only be pe­troleum related,” wrote exploration geologist…

The hottest play in Canada

Henk Kombrink
At the IMAGE Conference in August 2024, I met some wellsite geologists from Calgary. They were the first to tell me about the Clearwater Formation and that drilling has been…