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Groundwater Data Map

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

Note: Real-time wells sometimes show data spikes or odd gaps in the data. That means something went wrong and is now fixed, but the data still shows the errors.

For more information on the groundwater monitoring program, go to http://www.yolowra.org/projects_groundwater.html

For engineering or scientific access to the groundwater level database please contact Max Stevenson 530-662-0265 or (redacted)