The winter of 2022-23 brought historic levels of precipitation to California after years of deep drought, dwindling reservoirs, and groundwater depletion. In the first quarter of 2023, most of the state received rainfall exceeding historic averages, with some areas experiencing 200%, or even 300% of average levels. … Despite heavy precipitation over the past year, California’s drought resilience remains in question, as critical infrastructure projects face staunch opposition and climate change increases the likelihood of extreme and prolonged droughts. … This blog post summarizes key actions taken by state and federal officials in 2023 with respect to California’s water supply and provides an outlook for 2024.