Contact Us

Mailing Address:
Ohio Department of Natural Resources
Division of Geological Survey
2045 Morse Rd., Bldg. C-1
Columbus, OH 43229-6693

Telephone: (614) 265-6576
Fax: (614) 447-1918
E-Mail: geo.survey@dnr.state.oh.us

Earthquake Contact:
Michael C. Hansen
OhioSeis Network Coordinator
(740) 548-5979
ohioseis@dnr.state.oh.us

Contact Information Division of Geological Survey Office Locations & Location Maps

Central Office	Horace R. Collins Laboratory

Ohio Department of Natural Resources Division of Geological Survey 2045 Morse Rd., Bldg. C Columbus, OH 43229-6693	3307 South Old State Road Delaware, OH 43015
Office Hours [50 KB PDF]
Telephone: (614) 265-6576 FAX: (614) 447-1918 E-mail: geo.survey@dnr.state.oh.us	Telephone: (740) 548-7348 FAX: (740) 657-1979 E-mail: geo.survey@dnr.state.oh.us

Location Map	Location Map

Click here for the Staff Directory Click here for staff by Subject Area

Contact Information