Sierra Offshore Exploration News


BOEM Initiates Process for Potential Mineral Lease Sale Offshore Virginia

Dec 12, 2025

To advance President Trump’s national strategy for securing America’s critical mineral supply, the Bureau of Ocean Energy Management has initiated the process for a potential mineral lease sale in federal waters off the coast of Virginia. This…

Deepsea Mira Semi-Sub Up for Shell’s Drilling Job off Namibia

Dec 12, 2025

Shell has booked Northern Ocean’s Deepsea Mira semi-submersible rig for a drilling campaign offshore Namibia.The Odfjell Drilling-managed rig has been scheduled to start operations in Namibia in April 2026.The contract covers one firm well and includes one optional well…

Shell to Launch Drilling Campaign Offshore Namibia

Dec 11, 2025

Shell is preparing to launch a new drilling campaign in the PEL 39 exploration block offshore Namibia from April 2026 with its partners QatarEnergy and Namibia's national oil company Namcor.Shell's Namibia country chair Eduardo Rodriguez said…

Serica Energy Completes Acquisition of Prax Upstream

Dec 11, 2025

Following receipt of North Sea Transition Authority (NSTA) consent for change of control, Serica Energy has completed the acquisition of Prax Upstream (PUL) from Prax Exploration & Production.Serica has settled the consideration of £14.5 million ($18…

Gulf Auction Raises $279M as BP, Woodside and Chevron Dominate Bidding

Dec 11, 2025

BP, Woodside Energy and Chevron were the top winners on Wednesday at the U.S. government's first sale of oil and gas drilling rights in the Gulf of Mexico since 2023.The auction, which ended with $279.4 million in high bids, was the first of 30 mandated by U…

Australia Revives Offshore Exploration with New Oil and Gas Acreage Offer

Dec 11, 2025

The Australian government on Thursday released its first package of offshore oil and gas acreage for bidding since 2022.All five areas are in the Otway Basin offshore Victoria state in Commonwealth waters and come a day after the Victorian government…

Chevron Among Top Bidders at Gulf of Mexico Oil and Gas Auction

Dec 10, 2025

BP, Chevron and Shell were among the top bidders on Wednesday at the U.S. government's first sale of oil and gas drilling rights in the Gulf of Mexico since 2023.The auction, which ended with $279.4 million in high bids, was the first of 30 mandated by U…

Viridien Set for Seismic Reimaging of Block 22 Offshore Angola

Dec 10, 2025

Viridien has announced a new multi-client seismic reimaging program over Angola’s highly prospective offshore block 22 to support the country’s upcoming licensing round.The 4,300 sq km high-end data set will bring valuable insight into underexplored structures along the Atlantic Hinge zone…

Shell In Advanced Discussions to Buy LLOG Exploration for Over $3B

Dec 09, 2025

Shell is in advanced discussions to buy LLOG Exploration offshore in a deal valued at more than $3 billion. This would increase the oil major's portfolio of upstream oil and gas producers by acquiring one of the biggest privately owned oil and natural gas producers in the U…

VAALCO Energy Spuds First Well in New Drilling Campaign off Gabon

Dec 09, 2025

Africa-focused oil and gas company VAALCO Energy has started its phase three drilling program offshore Gabon with the spudding of the ET-15 infill well on the Etame platform.As previously announced, the company secured a drilling rig in December…

Shell to Take Majority Stake in Orange Basin Block with PetroSA-Backed Deal

Dec 09, 2025

South Africa's legacy national oil company, PetroSA, has approved a deal to give Shell Offshore a 60% stake in its Block 2C, off the country's west coast, a document seen by Reuters showed on Monday.If successfully concluded, the agreement will strengthen oil major Shell's SHEL…

Dixstone Selects IFS Cloud to Modernize Global Offshore Ops

Dec 09, 2025

IFS, a provider of industrial AI software, has been selected by offshore service provider Dixstone to provide it with IFS Cloud to unify and modernize its operations across 10 countries and more than 2,200 personnel as part of a wider digital transformation strategy aimed at improving safety…

Eni Makes Significant Gas Discovery Offshore Indonesia

Dec 09, 2025

Eni has made a significant gas discovery in the Konta-1 exploration well, drilled in the Muara Bakau production sharing contract (PSC), in the Kutei Basin, offshore Indonesia.Estimates indicate 600 billion cubic feet (Bcf) of gas initially in…

TotalEnergies Takes Operatorship of Namibia’s Block via Galp Asset Swap Deals

Dec 09, 2025

TotalEnergies and Galp have agreed to exchange stakes across three Namibian offshore licenses in a deal that places TotalEnergies as operator of the Mopane discovery while expanding Galp’s footprint in the Orange Basin and giving it exposure to the Venus development…

Brazil’s Petrobras Targets Rapid Start-Up at Sudoeste de Tartaruga Verde

Dec 08, 2025

Brazil's Petrobras could start producing at the Sudoeste de Tartaruga Verde block in about two years, Sylvia Anjos, the state-run oil firm's head of exploration and production, said on Friday.The firm made a discovery at the block, located in the country's Campos basin…

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