Technology:

Finding the heat — Small drone ’copters conduct geothermal survey, at less cost (Mtstandard.com)

Bryan Stueve, left, and Matthew Lavin, project engineers with the Dewhurst Group LLC based in Montana City say drone helicopters cut geothermal survey costs nearly in half. (Photos by George Plaven/The Montana Standard)

A new method of mapping geothermal energy is taking flight in Montana.

Dewhurst Group LLC, a geothermal exploration company with offices in Montana City, is developing sensors fixed aboard small drone helicopters to survey geothermal sources from the air.

Project engineers led a demonstration Tuesday behind Montana State Hospital at Warm Springs, joined by officials from the Montana Department of Environmental Quality and Department of Commerce.

The Dewhurst Group will be exhibiting at the GRC Annual Meeting and GEA Energy Expo September 30-October 3.

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