U.S. Geothermal Inc. Ranked in ENR's Top 425 Owners

BOISE, IDAHO--(Marketwire - Jan. 24, 2013) - U.S. Geothermal Inc. (TSX:GTH)(NYSE MKT:HTM), a leading renewable energy company focused on the development, production and sale of electricity from geothermal energy, has been ranked by ENR (Engineering News-Record www.enr.com) in 2012 to finish in 222^nd place out of 425 companies. This list ranks publicly held companies based on the 2011 construction-in-progress figures they supplied to the U.S. Securities and Exchange Commission.

Companies are ranked here by capital expenditures-funds used for additions to a company's property, plant or equipment. The expenditures include capital leases, increases in construction funds and re-classification of property, plant or equipment inventory. The capital expenditures do not include discontinued operations, changes resulting from foreign-currency fluctuations, decreases in construction funds presented as a use of funds or an acquired firm's property, plant and equipment.

Please visit our Website at: http://www.usgeothermal.com

About U.S. Geothermal Inc.:

U.S. Geothermal Inc. is a leading renewable energy development company that is operating geothermal power projects at Raft River, Idaho and San Emidio, Nevada. The Neal Hot Springs project, located in eastern Oregon, is currently in startup mode and will be the company's third operating power project. The company holds geothermal energy rights to 69,500 acres comprising six advanced stage geothermal development projects.

The information provided in this news release may contain forward-looking statements within the definition of the Safe Harbor provisions of the US Private Securities Litigation Reform Act of 1995. These statements are based on U.S. Geothermal Inc.'s current expectations and beliefs and are subject to a number of risks and uncertainties that can cause actual results to differ materially from those described, including but not limited to, the results from the exploration, production and injection well drilling at El Ceibillo. Readers are cautioned to review the risk factors identified by the company in its filings with Canadian and US securities agencies. Forward-looking statements are based on management's expectations, beliefs and opinions on the date the statements are made. U.S. Geothermal Inc. assumes no obligation to update forward-looking statements if management's expectations, beliefs, or opinions, or other factors, should change.