The SWG portfolio (the "Portfolio") is a mix of combined cycle and 
   simple cycle combustion turbine and natural gas-fired General Electric
   technologies totaling 974 megawatts (“MW”). The majority of the
   capacity and energy generated by the Portfolio is sold under mid-to
   long-term power purchase agreements (“PPAs”) and tolling 
   arrangements with high quality off-takers.

   The seven generation facilities are as follows:

   Colorado

   The Arapahoe Facility is a 130 MW combined cycle, natural gas-fired,
   intermediate facility with a PPA with Xcel Energy (“Public Service
   Company of Colorado” or "PSCo") until 2012. The plant is located in
   Denver, Colorado.

   The Valmont Facility is an 80 MW simple cycle, natural gas-fired 
   peaking facility with a PPA with PSCo to 2012. The plant is located 
   in Boulder, Colorado.

   The Fountain Valley Facility is a 240 MW simple cycle, natural gas-fired,
   peaking facility with a PPA with PSCo to 2012. The plant is located near
   Pueblo, Colorado. Adjacent to the Fountain Valley Facility is 145 vacant 
   acres of land for future development. 

   Nevada

   The Las Vegas I Facility is a 53 MW combined cycle, natural gas-fired,
   intermediate facility with a PPA (only for the “summer” months) with
   Nevada Energy Ventures (“Nevada Power Corporation”) until 2016. The
   plant is located in North Las Vegas, Nevada.

   The Las Vegas II Facility is a 224 MW combined cycle, natural gas-fired,
   intermediate  facility with a PPA with Nevada Power Corporation until
   2013. The plant is located is adjacent to the Las Vegas I Facility in 
   North Las Vegas, Nevada.

   The Sunco Facility is a 500,000 square foot, natural ventilation 
   greenhouse on 18 acres of land.

   New  Mexico

   The Valencia Facility is a 149 MW simple cycle, natural gas-fired,    
   peaking facility with a PPA with Public Service of New Mexico (“PNM”) 
   until 2027. The plant is located in Belen, New Mexico.

   California

   The Harbor Facility is a 98 MW combined cycle, natural gas-fired,
   intermediate facility with a short-term marketing agreement with Shell. 
   In addition, Harbor has a resource adequacy (“RA”) agreement with 
   Edison International (“Southern California Edison”) starting in 2011 
   until 2013. The plant is located at the Port of Long Beach, California.