Water stored under the earth's surface is a plentiful, yet precious, resource in most areas of Ohio.
Larry C. Brown Assistant Professor Extension Agricultural Engineer Agricultural Engineering Department Gary W. Wilson Extension Agent, Agriculture and CNRD Union County Water stored under the earth's surface is a plentiful, yet precious, resource in most areas of Ohio. The availability and quality of this water resource are influenced directly by the properties of the geologic formations that hold water. The chemical and physical nature of these formations varies from area to area, creating a wide range of water yields and quality at different depths. This publication contains information about the ground-water resources underlying Hancock County. Its purpose is to help the reader better understand the factors that influence the quantity and quality of ground water in Hancock County.