In the Rio Grande Valley of South Texas, the Vicksburg Formation has long been recognized as a prolific petroleum producer. McAllen Ranch is located in the Vicksburg Formation in Hidalgo County, more specifically in the area known as the “Vicksburg Fairway.”
MAC-GT1 will be the first commercial geothermal installation in Texas. In fact, it will be the first commercial geothermal installation of its kind as it will generate electricity from a geologic formation known as hot dry rock. Located on McAllen Ranch, MAC-GT1 is a joint venture between Rio Grande Geothermal LLC as the developer and Sage Geosystems as the engineer and contractor.
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