Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including amendments thereto) with respect to the shares of Common Stock, $0.001 par value, of U.S. Geothermal Inc., a Delaware corporation.  This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated:  March 29, 2016

JCP Investment Partnership, LP
By:	JCP Investment Management, LLC Investment Manager
By:	/s/ James C. Pappas
	Name:	James C. Pappas
	Title:	Managing Member

JCP Drawdown Partnership III, LP
By:	JCP Investment Management, LLC Investment Manager
By:	/s/ James C. Pappas
	Name:	James C. Pappas
	Title:	Managing Member

JCP Investment Partners, LP
By:	JCP Investment Holdings, LLC
	General Partner
By:	/s/ James C. Pappas
	Name:	James C. Pappas
	Title:	Sole Member

JCP Investment Holdings, LLC
By:	/s/ James C. Pappas
	Name:	James C. Pappas
	Title:	Sole Member

JCP Investment Management, LLC
By:	/s/ James C. Pappas
	Name:	James C. Pappas
	Title:	Managing Member

/s/ James C. Pappas

James C. Pappas