Fervo signs 396-MW geothermal power supply deal with Google; shares jump ↧ ↧ Fervo signs 396-MW geothermal power supply deal with Google; shares... Geothermal developer Fervo Energy said on Tuesday it had signed a deal to ​supply 396 megawatts of geothermal power ‌to Alphabet's Google from its Cape Station project in Utah, sending its shares up nearly 14% ​in premarket trading.