The First Enhanced Geothermal Plant Was Built in 23 Months

Fervo Energy has completed the world's first enhanced geothermal power plant, finishing construction in 23 months — under two years from ground to plant. The company says its next phases will connect to the grid faster still, TechCrunch reports.

Why the clock is the story

Geothermal has never had a resource problem. It has had a schedule problem. Conventional geothermal needs a naturally permeable, water-bearing reservoir in exactly the right place, and finding one is exploratory drilling with a drilling industry's failure rate. Enhanced geothermal engineers the permeability instead of hunting for it, which turns an exploration gamble into something closer to a repeatable construction job.

A repeatable construction job can be financed. 23 months is inside the tenor of ordinary project debt, which is the difference between a technology that interests ministries and one that interests lenders.

What it means along the Rift

Ethiopia sits on one of the largest untapped geothermal resources in Africa, and the country's geothermal ambitions have been limited less by geology than by how long each project takes to move from a drilling programme to a generating asset. A method that compresses that timeline — and that does not depend on finding the one naturally perfect reservoir — changes which sites are worth developing.

That is a prospect, not a plan. Fervo's plant is in the United States, built under its drilling costs, its contractors and its grid. None of those transfer automatically. But the build time is now a published number rather than a projection, and it is the number any Ethiopian developer should be measured against.

Open

TechCrunch does not give the plant's capacity, its cost, or the power price it sells at, and "faster" for the next phases is not quantified. Without a cost per installed megawatt, the 23-month figure says the technology is quick to build but not yet whether it is cheap to build.

Sources: TechCrunch, 1 October 2026