Department of Water Resources Home

Water Data Library

Use the map below to locate monitoring stations. You can find an area of interest if you zoom and pan the map. Quickly find an area searching for named features on a map such as the name of a city, park, landmark, lake, water feature, or zip code within California. Once at the area of interest, select the desired Site Type and click the "Refresh Map" button to show monitoring stations in the area. Additional searches by data type are possible by clicking the links on the left. For help on these and other ways to find your data click here.

WDL Station Map

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Site Type
Select the desired site type using the checkboxes
Groundwater Level
Water Quality
Include Historic Data
Continuous Data
= Multiple Stations at one Location
= Cluster, showing number of stations

Cursor Coordinates (WGS84)
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