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About the ODNR Division of Geological Survey

The ODNR Division of Geological Survey is the state's oldest natural resources agency, established by the state legislature in 1837 as the Geological Survey of Ohio.

Commonly referred to as the Ohio Geological Survey, the division has been in continuous operation since 1900 and is one of the seven originally chartered divisions of the Ohio Department of Natural Resources, which was created by the legislature in 1949. To learn more about the ODNR Division of Geological Survey, we invite you to explore the links below.




Economic Impact Analysis of Ohio Geological Survey Products & Services

Summary [520 KB PDF]   •   Full Report [613 KB PDF]


Geological Survey: Past, Present & Future

A Brief History of the Ohio Geological Survey, 1837–1979
[2.5 MB PDF]

Timelime of the Ohio Geological Survey

EL 17 cover

Educational Leaflet 17: Programs & Services
of the Division of Geological Survey
 [816 KB PDF]

Importance and Future Roles of State Geological Surveys:
A statement from the American Institute of Professional Geologists
[84 KB PDF]



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