Gary Michael Gin is the City Hydrologist for Phoenix, and is currently working on implementing and operating Phoenix’s first Aquifer Storage and Recovery wellfield. He received a bachelor’s degree in Geologic Science (with distinction) from Sonoma State University in California, and earned a master’s degree in Geological Sciences from the University of Nevada, Las Vegas. Gin is a Registered Professional Geologist in Arizona and Texas with 14 years of experience in water resource development, management, and optimizing wellfield operations.