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BOISE, IDAHO -- (Marketwire) -- 03/21/13 -- U.S. Geothermal Inc (TSX: GTH)(NYSE MKT: HTM) will host a telephone conference call for investors and analysts on Thursday, March 28th, 2013 at 1:00 p.m. ET (11:00 a.m. MT) to discuss their 2012 Year End Financials (April 1, 2012 - December 31st, 2012), which will be filed after the Market Close on Wednesday, March 27th, 2013.

The conference call may be accessed by dialing (877) 407-8133 in Canada and the United States, or (201) 689-8040 internationally. A simultaneous webcast of the conference call will be provided through: http://www.investorcalendar.com/IC/CEPage.asp?ID=170695

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

About US Geothermal:

U.S. Geothermal Inc. is a leading renewable energy company focused on the development, production and sale of electricity from geothermal energy and is operating geothermal power projects at Raft River, Idaho, San Emidio, Nevada and Neal Hot Springs, Oregon. The company is developing El Ceibillo, an advanced stage, steam geothermal prospect located within a 24,710 acre (100sq km) energy rights concession area located 8.5 miles (14 km) from Guatemala City, the largest city in Central America.

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 San Emidio. 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.

The NYSE MKT and the TSX do not accept responsibility for the adequacy of this release.



Contacts:
U.S. Geothermal Inc.
Saf Dhillon
Investor Relations
866-687-7059
208-424-1030 (FAX)
saf@usgeothermal.com
www.usgeothermal.com