Directs the northwest solar center, a program of Washington State University's energy extension service, to conduct a feasibility assessment of the economic and technical viability of building a large-scale, public-demonstration, solar electric generating facility.

Requires the assessment to be completed and a report summarizing the findings prepared and delivered to the energy and fiscal committees of the legislature by December 15, 2006.

Appropriates the sum of one hundred sixty thousand dollars, or as much thereof as may be necessary, for the fiscal year ending June 30, 2007, from the general fund to Washington State University for the purposes of this act.