Talos Energy hits oil in Gulf of Mexico

Talos Energy discovered hydrocarbons in the Daenerys exploration well in the deepwater US Gulf of Mexico and is planning an appraisal well to further define the discovered resource.
Oct. 6, 2025

Talos Energy Inc. discovered hydrocarbons in the Daenerys exploration well in the deepwater US Gulf of Mexico and is planning an appraisal well to further define the discovered resource.

As part of its second-quarter 2025 earnings report, Talos said the then-prospect, which lies in Walker Ridge blocks 106, 107, 150, and 151, held pre-drill estimated gross resource potential of 100–300 MMboe. 

The well, drilled by the West Vela drillship to 33,228 ft TVD, encountered oil pay in multiple high-quality sub-salt Miocene sands and validated Talos’s geologic and geophysical models and pre-drill resource assumptions, the company said.

Talos is operator of Daenerys (27%) with partners Shell Offshore Inc. (22.5%), Red Willow (22.5%), Houston Energy LP (10%), Cathexis (9%), and HEQ II Daenerys LLC (9%).

About the Author

Alex Procyk

Upstream Editor

Alex Procyk is Upstream Editor at Oil & Gas Journal. He has also served as a principal technical professional at Halliburton and as a completion engineer at ConocoPhillips. He holds a BS in chemistry (1987) from Kent State University and a PhD in chemistry (1992) from Carnegie Mellon University. He is a member of the Society of Petroleum Engineers (SPE).

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