California hydroelectric facilities continue to respond to prices despite drought ›

Despite widespread, intense drought conditions, hydroelectric power plants in the California Independent System Operator (CAISO), the grid operator for most of the state, provided a significant amount of generation from April to September 2021. Although drought conditions reduced the water supply in California, hydroelectric generation during this period still increased in response to the higher average hourly electricity prices in the late afternoon. More ›

Source: Graph by the U.S. Energy Information Administration, based on data from the California Independent System Operator (CAISO).