To little fanfare, the UK put its first geothermal energy on the grid this January at the United Downs Deep Geothermal Power Project, which will be fully commissioned next year. It has a PPA signed with a distillery for 2.5 MW of its 12 MW thermal output, but will also generate constant 3 MW as electricity to the grid. The developer Geothermal Engineering (GEL) has signed letters of intent to build a further four projects by 2026, each producing 5 MW of electricity and 20 MW of heat. Meanwhile the UK’s second geothermal plant, the Eden Geothermal project, announced this month that it is now half-drilled, and that it plans a second well after completing the first. It’s understandable that…