Marcus A. Trotta is a hydrogeologist for the Sonoma County Water Agency. The primary focus of his work at the water agency involves leading feasibility studies for enhanced groundwater recharge projects and managing groundwater monitoring programs and technical studies in support of collaborative groundwater management activities. His role also includes investigating the interaction and exchange of surface water and groundwater associated with the water agency’s production facilities along the Russian River. Trotta is a Professional Geologist and Certified Hydrogeologist in the state of California and received his Bachelor of Science degree in Geology from the University of California at Davis.