Enel North America, Inc. (ENA), part of Enel Green Power, is a leading owner and operator of renewable energy plants in North America with projects operating and under development in 20 U.S. States and three Canadian Provinces. ENA owns and operates over 70 projects with an installed capacity of around 800 MW powered by renewable hydropower, wind, geothermal and biomass energy. ENA recently began construction on the 110 MW Castle Rock Ridge Wind Project located in Alberta, Canada. ENA has completed projects including the 250 MW Smoky Hills Wind Farm in Kansas and the 27 MW St. Lawrence Wind Project in Newfoundland, Canada. In 2009, two geothermal projects Stillwater and Salt Wells became operational in Nevada. Additional geothermal projects are under development in Nevada, Utah and California. In January 2010, ENA acquired Padoma Wind Power, LLC., a wind development company with approximately 4,000 MW of potential projects in California. ENA also announced a partnership with Geronimo Wind Energy, LLC. in November 2009. Enel and Geronimo will work together to develop more than 4,000 MW of wind projects in the upper Midwest. Several wind projects are also being developed with strategic partner TradeWind Energy, LLC.