509 Ronald Reagan State Building in Los Angeles is an Office building with 850,000 square feet that ranks in the top 91% of projects in LEED for Existing Buildings 2009 rating system.
Why It's Green:
83 Energy Star Performance Rating
50% reuse, recycle or compost of ongoing consumables
90% sustainable purchasing of reduced mercury lamps
10% reduction in conventional commuting trips
25% reduction in indoor potable water use
http://www.gbig.org/activities/leed-1000095895/dashboard
300 S. Spring Street, Los Angeles, CA, USA