State of Oregon seal State of Oregon Department of Geology and Mineral Industries


(last updated 09/27/2018)

Geothermal Information Layer for Oregon, release 2 (GTILO-2) is database system that stores Oregon’s geothermal resource information on location, temperature, and other features of thermal springs and wells (geothermal exploration, geothermal test, and water wells) as well as direct-use areas.

Go to GTILO-2 site.




Contact MLRR
Other Inquiries