Portland General Electric (PGE) recently announced a large scale installation of LED streetlights with the goal of reducing energy consumption and costs for its municipal customers. The first deployment was conducted in February 2013, in Clackamas County, and focused on taking the places of 8,000 high pressure sodium (HPS) cobra-head streetlights with LED streetlights. Ultimately, PGE plans to replace 26,000 HPS streetlights throughout forty-seven cities and five counties. The first installations will focus on lower wattage roadway streetlights followed by inter...