The map of California shows groundwater level conditions across the state by comparing the most recent measurements at wells to the previous 10 years of measurements for the wells. Most …
The website allows viewers to query information (precipitation, temperature, reservoirs, streamflow, groundwater, snowpack, soil moisture, and vegetation conditions) on maps and …
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 …
Individual water suppliers may use criteria such as rainfall/runoff, amount of water in storage, decline in groundwater levels, or expected supply from a water wholesaler to define their water …
Risk is increased when dry conditions are coupled with above-average temperatures, as has been observed in California’s recent droughts. This map shows where precipitation for the water …
Simplified information on statewide water level conditions is available at DWR’s California Groundwater Live website which summarizes information for more than 6,000 wells. Clicking …