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Contact Us

The Yolo Subbasin Groundwater Agency (YSGA) is now managing the SGMA implementation process for Yolo County.  Yolo Subbasin beneficial users and interested parties are encouraged to sign up for YSGA updates and to check this website often for meetings and workshops related to the development of the Groundwater Sustainability Plan (GSP). 

Please contact us with any questions or concerns.   We look forward to hearing from you!

Call us at:

(530) 662-3211

 You may email us using the form below to send a message. 

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Our physical address is: