The Santa Rosa Plain GSA has contracted with West Yost Associates to provide administrative support and management and with Sonoma Water to provide technical, grant writing, and outreach support.

Andy Rodgers, GSA Administrator
Engineering Manager for West Yost Associates
(707) 243-8555


Jay Jasperse, Plan Manager
Chief Engineer and Groundwater Manager for Sonoma Water


Other contracted staff include general counsel Scott Morris, with the law firm of Kronick, Moskovitz, Tiedemann and Girard, LLP, and Advisory Committee facilitator Rich Wilson, Center for Collaborative Policy at CSU Sacramento.

For general inquires email, email