Water Year Yearly Summary
Statewide Precipitation
Total Annual Precipitation: "
Percent of Historical Average: %
Statewide Reservoirs Storage
Total Reservoir Storage at the End of Water Year: MAF1
Percent of Historical Average: %
Statewide Snowpack
Percent of Historical Average Annual Max: %
Percent of Historical Average on April 1: %
1 Million Acre Feet (MAF). On average, California receives about 200 million acre-feet of water per year in the form of rain and snow. One acre-foot of water is enough to serve two families of four for a year.