Monday, February 26, 2024

The first geothermal energy storage project in Texas is underway!

Happy Monday! Welcome back to another week of ESC News Blog!

Did anyone happen to read The Houston Chronicle’s Business Section on February 21, 2024, their article titled, “Sage Geosystems to build energy storage project”?  The article speaks in regards to a start-up in Houston called Sage Geosystems.   Sage Geosystems is going to construct a geothermal energy storage project named EarthStore in the Lone Star State in an undisclosed location with breaking ground in the second quarter of 2024 and completion by the end of the year.  EarthStore will be able to hold 3-megawatts of energy and will be able to power 600 homes during peak hours in the south load zone of the Texas grid.  Sage Geosystems is conducting a feasibility study to determine the best location for the project.  The project from R&D to its initial operation and applications is expecting to cost approximately $14 million.    EarthStore will be the first geothermal energy project to tie into the Texas grid, if its application is approved by the Electricity Reliability Council of Texas (ERCOT).  Sage Geosystems is expecting to pump water into a reservoir and fill it when demand for power is down for renewable energy, and when power is needed its valves will open and pressurized water will return to the surface to turn turbines which will create power for the Texas grid.  EarthStore’s way of holding power will be able to expand the length of time over typical battery storage, and it will be expected to store power to up 18 hours.   Sage Geosystems is expected to reassess its project a few months after it is in service to decide if it will expand storage.  If you would like to read more of The Houston Chronicle’s article, please click the link: Houston startup to build geothermal energy storage on Texas grid (houstonchronicle.com).

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We hope you have a wonderful evening, and a great rest of your week!

**Disclaimer: You may be charged a fee to read The Houston Chronicle’s article. **