Section 1521.03 of the Ohio Revised Code sets forth powers and duties for the Division of Water that have a strong technical component involving watershed hydrology. The Division is charged with responsibility for: performing stream and ground water gaging, conducting inventories of water and related natural resources in drainage basins, making investigations of factors relating to floods, and assisting in the establishment of water conservation measures.
Streamflow Gaging Network
The Division of Water works cooperatively with the U.S. Geological Survey to perform stream gaging in Ohio.
USGS Surface-Water Data for Ohio