ExxonMobil could invest up to $21.7 billion in new Trinidad deepwater oil and gas block

ExxonMobil is expected to explore a large deepwater block off Trinidad and Tobago, with plans for seismic surveys and exploration drilling.

Alex Procyk

Aug. 15, 2025

Key Highlights

ExxonMobil has signed a contract for oil and gas development off Trinidad's east coast.
The block covers over 2,700 square miles and lies at water depths over 6,500 ft.
The company will conduct 3D seismic surveys covering 5,500 sq km and plans to drill two exploration wells.

Trinidad & Tobago map — ExxonMobil signed an oil and gas production sharing contract for a new deepwater block with the Government of Trinidad and Tobago.

ExxonMobil signed a production sharing contract for a new deepwater block with the Government of Trinidad and Tobago.

Blocks TTDA 17, 18, 19, 20, 21, 22, and 23 will be consolidated into Block TTUD-1 off Trinidad’s east coast, according to a release by the Energy Chamber of Trinidad and Tobago. The combined block will cover more than 2,700 sq miles and is more than 6,500 ft deep, the Associated Press reported Aug. 12, citing government officials.

ExxonMobil will shoot 5,500 sq km of 3D seismic in the block in the next 6-12 months and is expected to commit to drilling two exploration wells. If successful, ExxonMobil could invest up to $21.7 billion in the block, Reuters separately reported Aug. 12, citing Energy Minister Roodal Moonilal.

ExxonMobil will operate Block TTUD-1 with 100% interest.

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).