Earlier this month, we reported a rumor that Solar Decathlon 2011 was heading to the National Harbor in Maryland.  But, it turns out, as announced today by the Department of Energy and Department of Interior, the big event will be shuffled to West Potomac Park.

Solar Decathlon is a biennial event with 20 collegiate teams that design, build, and operate solar-powered houses that are cost-effective, energy-efficient, and attractive.

In prior years, the event has been held on a patch of land between the Capitol and Washington Monument.  This year the event will be held across the Tidal Basin on the peninsula just south of the new Martin Luther King Jr. National Memorial.

Secretary Chu wisely noted that the new site “allows the students to proceed with their existing home designs, specifically tailored for Washington’s latitude, temperature, and humidity conditions.

[+] Read the announcement from Solar Decathlon 2011.