4D Seismic News

 

TGS Nets Offshore Survey Job in Gulf of America

Oct 20, 2025

Energy data and intelligence firm TGS has secured an ocean bottom node (OBN) acquisition contract in Gulf of America.The 4D monitor survey for an undisclosed client is scheduled to start in the fourth quarter of 2025.The duration of the acquisition will be approximately four and a half months…

Greece Targets Year-End to Complete Chevron Offshore Gas Exploration Deal

Oct 10, 2025

Greece is working hard to finalize a contract with U.S. oil major Chevron and its Greek partner Helleniq Energy for energy exploration offshore Greece by the end of the year, the country's energy minister said on Friday.Chevron and Greece's…

Shearwater Gets Seismic Job for Indian Oil Firm

Sep 22, 2025

Shearwater Geoservices has secured a seven-month streamer contract by Oil India, starting in the fourth quarter of 2025.The combined 3D and 2D seismic survey will employ two vessels from the Shearwater fleet.The project covers the Mahanadi and…

Viridien, TGS Wrap Up OBN Survey in Gulf of America

Sep 19, 2025

French seismic firm Viridien, in collaboration with Norway’s TGS, has completed the acquisition of the Laconia Phase III ultra-long offset ocean bottom node (OBN) survey in the Gulf of America.The latest phase spans 151 OCS blocks and expands…

TotalEnergies Secures Four Exploration Permits Offshore Liberia

Sep 17, 2025

TotalEnergies has signed four Production Sharing Contracts (PSCs) for exploration blocks offshore Liberia, which were awarded following the 2024 Direct Negotiation Licensing Round organized by the Liberia Petroleum Regulatory Agency.The agreements were signed for the blocks LB-6…

Eco Atlantic Extends Namibia Licenses, Farms Out Sharon Block

Sep 16, 2025

Eco (Atlantic) Oil & Gas, an Atlantic Margin-focused oil and gas exploration company, has signed amendments and secured license extensions across all four of its petroleum exploration licenses in Namibia and agreed to farm out its 85% stake in PEL 98 to Namibian-owned Lamda Energy…

Viridien Kicks Off Seismic Imaging for Utsira North OBN Survey

Sep 09, 2025

Viridien has started the processing and imaging phase for the Utsira North multi-client Ocean Bottom Node (OBN) seismic survey in the Norwegian North Sea, to support exploration and development on the Norwegian Continental Shelf.The processing…

Viridien, TGS Start 3D Seismic Survey Offshore Northern Brazil

Sep 04, 2025

French seismic firm Viridien, in collaboration with joint venture partner TGS, has started the Megabar Extension Phase I survey in the Barreirinhas Basin offshore Northern Brazil.The 5,300 sq km multi-client 3D seismic survey will be acquired…

Viridien Extends OBN Data Scope Offshore US Coast

Sep 02, 2025

French seismic firm Viridien has taken ownership of seismic field data from the Momentum survey, which will be incorporated into Laconia, the company’s sparse ocean bottom node (OBN) program in the U.S. Gulf.The new coverage will extend Viridien’s…

ExxonMobil Hires Shearwater for OBN Survey in Angola

Aug 26, 2025

Shearwater Geoservices has secured a deepwater Ocean Bottom Node (OBN) seismic survey work offshore Angola by ExxonMobil’s affiliate Esso Exploration Angola Block 15 Limited.The two-month project is scheduled to begin during the third quarter of 2025…

PXGEO Nets First Seismic Survey off Malaysia

Aug 25, 2025

Marine geophysical services company PXGEO has secured its first contract in Malaysia to deliver offshore seismic data acquisition services under a two-year agreement.The contract includes a minimum commitment of 365 days of acquisition activity…

TGS Lands Seismic Job Offshore Indonesia

Aug 25, 2025

Energy data and intelligence firm TGS has secured a large streamer contract offshore Indonesia, covering approximately 10,000 square kilometers.Much of the project will focus on acquiring 3D seismic data for exploration purposes, with the final…

Vard Secures Seismic Vessel Conversion Job

Aug 25, 2025

Norwegian shipbuilder Vard has signed a contract with Norway-based Sanco Shipping for the conversion of the seismic research vessel Sanco Sailor into a seismic source vessel.Sanco Shipping contracted PGS Apollo, now renamed Sanco Sailor, earlier in 2025…

Trinidad Awards Deepwater Blocks to Exxon

Aug 12, 2025

Exxon Mobil could invest as much as $21.7 billion in Trinidad and Tobago if the U.S. energy major finds reserves in a large deepwater area it was awarded on Tuesday to explore for oil and gas in the Caribbean country, Energy Minister Roodal Moonilal said…

Teledyne’s Division Launches eXtreamer for Marine Seismic Surveys

Aug 08, 2025

Teledyne Geophysical Instruments, a division of Teledyne Marine, has introduced eXtreamer, a small form factor streamer engineered for high-resolution marine seismic surveys.Developed in collaboration with Geometrics, eXtreamer provides a flexible…

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