Woodside Vitality Group Ltd and Petróleos Mexicanos have launched drilling for the Trion subject, a Mexican “ultra-deepwater” improvement that the companions greenlighted in 2023 with an anticipated funds of $7.2 billion.
Focused to be put into manufacturing 2028, the venture features a floating manufacturing unit (FPU) named Tláloc with an output capability of 100,000 barrels a day. The FPU can be related to a floating storage and offloading vessel (FSO) with a capability of 950,000 barrels. The companions anticipate 24 wells to be drilled over the sector’s life.
Transocean Ltd’s Deepwater Thalassa arrived final week for the drilling marketing campaign, Woodside mentioned in a press launch Monday. The drillship might be supported by provide vessels working from ports in Tamaulipas state, Woodside mentioned.
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“The beginning of the drilling program represents a milestone for the Trion Undertaking and for Mexico’s deepwater oil and gasoline sector”, mentioned Woodside appearing chief government Liz Westcott. “It underscores the power of our collaboration with PEMEX and our shared dedication to delivering this world-class venture safely and effectively”.
Woodside added it expects Trion to ship over $10 billion in taxes and royalties to the Latin American nation.
Mexico’s Nationwide Hydrocarbons Fee accepted the event plan 2023. Woodside, which operates Trion with a 60 % stake, additionally reached an settlement with Pemex, which owns 40 %, for the funding quantity that yr.
“Following the approval of the FDP [field development plan], Woodside has booked proved (1P) undeveloped reserves of 324.7 MMboe gross (194.8 MMboe Woodside share) and proved plus possible (2P) undeveloped reserves of 478.7 MMboe gross (287.2 MMboe Woodside share)”, Woodside mentioned in a press release August 30, 2023.
In addition to Switzerland’s Transocean for drilling, Trion’s contractors embrace South Korea’s HD Hyundai Heavy Industries Co Ltd for FPU engineering, procurement and building; the Netherlands’ SBM Offshore NV for FPU set up and FSO building; and OneSubea UK Ltd for underwater timber.
On March 31, 2025 SLB Ltd mentioned it has been tapped to supervise the supply of 18 Trion wells over three years. SLB’s scope contains digital directional drilling companies and {hardware}, logging whereas drilling, floor logging, cementing, drilling and completions fluids, completions and wireline companies.
Trion is within the Perdido Fold Belt at a water depth of two,500 meters (1.55 miles). It sits 180 kilometers (111.8 miles) off the Mexican coast and 30km south of the Mexico-United States maritime border, in line with Woodside.
To contact the writer, e mail jov.onsat@rigzone.com
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