(January 2010). Genesis Health System is a health system based in Davenport, Iowa that provides health services to a 10-county region of Eastern Iowa and Western Illinois. Genesis Health System operates a hospital with two campuses in the city of Davenport, hospitals in the cities of Silvis, Illinois, DeWitt, Iowa, and Aledo, Illinois. Genesis Health System also manages Jackson County Regional Health Center in Maquoketa, Iowa.