Sempra Halts ECA LNG for Inspections Weeks After Mexico's First Pacific Coast Cargo
A post-first-cargo plant shutdown at ECA LNG Phase 1 has extended commissioning with no revised timeline, clouding the path to commercial operations.
Sempra said on Tuesday (2026-08-04) that it had extended the commissioning process for ECA LNG Phase 1 in Ensenada, Mexico, after shutting the plant for planned inspections following the export of its first cargo. No revised date for completing commissioning or beginning commercial operations was given.8
The shutdown came roughly four weeks after a milestone the company had spent years building toward. Sempra Infrastructure loaded and dispatched the terminal's inaugural LNG cargo on July 8-9, 2026, and TotalEnergies, the project's sole ramp-up offtaker, lifted the shipment bound for Asia. ECA LNG Phase 1 became the first facility to export LNG from Mexico's Pacific Coast.4,5,3
Sempra Infrastructure, a Houston-based subsidiary of Sempra, operates the project in Ensenada, Baja California. TotalEnergies holds a 16.6% equity stake alongside the operator and serves as exclusive offtaker during the ramp-up phase, routing all commissioning-period volumes directly to the French major before any third-party sales begin.2,6,7
First LNG production was achieved at the terminal in early June 2026, part of the commissioning sequence that eventually delivered the July cargo. About five weeks separated that first production milestone from the loading of the inaugural shipment.1,5
The terminal runs a single liquefaction train with nameplate capacity of 3.25 million tonnes per annum. TotalEnergies is contracted to offtake 1.7 Mtpa annually for 20 years under its long-term agreement — just over half the plant's nameplate output — once commercial operations formally begin.1,2
ECA LNG's commercial proposition rests on routing. Baja California's Pacific Coast sits closer to Asian buying markets than US Gulf Coast export terminals, which must transit the Panama Canal or take an even longer passage to reach Japan, South Korea, or China. JKM spot LNG prices stood at $21.26 per MMBtu on August 11, 2026, while NYMEX Henry Hub front-month gas was at $2.77 per MMBtu on the same date. The spread, at scale, leaves substantial gross margin before liquefaction tolls and freight; the freight advantage over Gulf Coast rivals depends on the plant actually running.6
But the plant is not running. Sempra's statement on Tuesday (2026-08-04) said only that commissioning had been extended following inspections. The company disclosed nothing about what those inspections found, how long the shutdown would last, or when production would restart.8
TotalEnergies struck a measured tone. The company said it was "pleased to contribute to the project's ramp-up by exporting its first LNG cargoes" — framing the July shipment as the start of a ramp rather than a near-term transition to commercial volumes.6
At 3.25 Mtpa, ECA LNG Phase 1 is a modest addition to global LNG supply. Its significance lies more in establishing Mexico as a Pacific-facing export corridor and proving out Sempra's strategy than in near-term volume contribution to Asian markets. Both depend on completing commissioning. Sempra has yet to say when the plant restarts, and until it does, the date on which TotalEnergies begins taking delivery under the long-term offtake contract remains open.1,8,2