Supervisors Scott Wiener and London Breed have proposed an ordinance to allow the San Francisco Public Utilities Power Commission’s Power Enterprise to sell hydroelectric energy from the Hetch Hetchy dam to retail customers -- particularly large real estate developments. Sup. Wiener and Breed say the ordinance would both generate revenue for the PUC and further the city’s overall goal of achieving a 100 percent greenhouse-gas free power mix. Read more »