Groundwater Levels in Yolo County

Spring 2020 Groundwater Levels in the YCFCWCD Service Area

As expected, not much recharge. A typical scenario for a dry winter with below average precipitation.

Fall 2019 Groundwater Levels in the YCFCWCD Service Area

Groundwater levels are measured in the YCFCWCD 150 well network each spring and fall. The graph above show the average groundwater level of all the wells. This fall's 2019 levels dropped, as expected, after a long summer with no rain. In the short term, the amount of drop or recovery depends on the winter rains. If there is more rain, there is less drop and more recovery. If it is dry…

Groundwater Data Map

For averaged up-to-date data, please click here!

Groundwater Levels - Historical Context - Data Sources

DWR’s Groundwater Information Center – A good example of an anaylsis tools, where you can zoom in and see the effect at Hungry Hollow, Zamora, and Conaway, etc.