The Detroit Edison Company has issued a Request for Proposal (RFP) for 245 MW of renewable energy from wind, solar, hydro, biomass, geo-thermal, or landfill gas facilities. Approximately 120 MW of this amount will need to be operating by the end of 2012. A notice of intent to bid under the RFP is due January 21, 2011. Meanwhile, construction has commenced on the 200 MW wind farm in Gratiot County under the Detroit Edison twenty-year power purchase agreement with Invenergy Wind.