Division of Geological Survey Contacts
Staff Directory by Subject Area
Have a question about Ohio’s geology? Use the listing below to find a contact for the subject area you’re interested in exploring.
Or contact us by phone at (614) 265-6576 or by email at geo.survey@dnr.ohio.gov, and we will direct your inquiry to the appropriate staff member.
Administration
D. Mark Jones, Division Chief
Send an Email
(614) 265-6576
J.D. Stucker, Assistant Chief
Send an Email
(614) 265-6601
May Sholes, Financial Analyst Supervisor
Send an Email
(614) 265-6413
Toni Rahaman, Financial Associate
Send an Email
(614) 265-6952
Abandoned Underground Mines & Mine Subsidence
ODNR provides extensive Mine Subsidence Information for Landowners who have concerns about abandoned mines and potential mine subsidence. Or you can direct your questions to the ODNR Division of Mineral Resources Management at (614) 265-6633 or minerals@dnr.ohio.gov.
You can also explore the Ohio Mines Locator interactive map to search for mines in your area.
Bedrock Geology & Mapping
Frank Fugitt, Geologist
Send an Email
(614) 265-6759
Doug Aden, Geologist
Send an Email
(614) 265-6579
Mohammad Fakhari, Geologist
Send an Email
(614) 265-6584
Coal
Christopher Wright, Geologist & Group Supervisor
Send an Email
(614) 265-6632
Cores & Samples
Jeff Deisher, Geologist
Send an Email
(740) 201-2765
Earthquakes (OhioSeis)
Jeff Fox, OhioSeis Seismologist
Send an Email
(740) 201-2762
Daniel Blake, OhioSeis Geologist
Send an Email
(740) 201-2763
Jacqueline Thompson, OhioSeis Geologist
Send an Email
(740) 201-2766
Environmental Geology
Doug Aden, Geologist
Send an Email
(614) 265-6579
Frank Fugitt, Geologist
Send an Email
(614) 265-6759
D. Mark Jones, Division Chief
Send an Email
(614) 265-6576
Fossil Collecting & Identification
Mark Peter, Geologist
Send an Email
(614) 265-6529
Molly E. Hunt, Public Information Specialist
Send an Email
(614) 265-6595
Brittany Parrick, Geologist
Send an Email
(614) 265-6581
Doug Aden, Geologist
Send an Email
(614) 265-6579
Geologic Records
Madge Fitak, Customer Service Specialist
Send an Email
(614) 265-6585
Lisa Long, Library Administrator
Send an Email
(614) 265-6590
Sylvia R. Halladay, Librarian
Send an Email
(614) 265-6624
Christopher Thoms
Send an Email
(614) 265-6752
Geothermal Energy
Frank Fugitt, Geologist
Send an Email
(614) 265-6759
Glacial/Surficial Geology & Mapping
J.D. Stucker, Assistant Chief
Send an Email
(614) 265-6601
Thomas (Andy) Nash, Geologist & Group Supervisor
Send an Email
(614) 265-6582
Frank Fugitt, Geologist
Send an Email
(614) 265-6759
Doug Aden, Geologist
Send an Email
(614) 265-6579
Tyler Norris, Geologist
Send an Email
(614) 265-6656
Thomas Valachovics, Geologist
Send an Email
(614) 265-6616
Groundwater
Craig Nelson, Hydrogeologist & Group Supervisor
Send an Email
(614) 265-6603
Curtis Coe, Hydrogeologist
Send an Email
(614) 265-6733
Devon Goeller, Environmental Specialist
Send an Email
(614) 265-6532
Scott Kirk, Environmental Specialist
Send an Email
(614) 265-6742
Alexis Lanier, Hydrogeologist
Send an Email
(614) 265-6538
Mark Potucek, Hydrogeologist
Send an Email
(614) 265-6748
Karst
Brittany Parrick, Geologist
Send an Email
(614) 265-6581
Doug Aden, Geologist
Send an Email
(614) 265-6579
Lake Erie Geology
D. Mark Jones, Division Chief
Send an Email
(614) 265-6576
Mindy Thomas, Geologist
Send an Email
(740) 201-2764
Landslides
Doug Aden, Geologist
Send an Email
(614) 265-6579
Frank Fugitt, Geologist
Send an Email
(614) 265-6759
Mineral Resources
J.D. Stucker, Assistant Chief
Send an Email
(614) 265-6601
Christopher Wright, Geologist & Group Supervisor
Send an Email
(614) 265-6632
Oil & Gas Information
Jim McDonald, Geologist
Send an Email
(614) 265-6626
Michael Solis, Geologist
Send an Email
(614) 265-6597
Jeff Deisher, Geologist
Send an Email
(740) 201-2765
Christopher Waid, Geologist
Send an Email
(614) 265-6627
Samuel Hulett, Geologist
Send an Email
(614) 265-6573
Erika Danielsen, Geologist
Send an Email
(614) 265-6589
Oil & Gas Records
Madge Fitak, Customer Service Specialist
Send an Email
(614) 265-6585
Publications & Educational Outreach
Chuck Salmons, Publications & Outreach Group Supervisor
Send an Email
(614) 265-6596
Anthony Bresnen, Publications Editor
Send an Email
(614) 265-6583
Molly E. Hunt, Public Information Specialist
Send an Email
(614) 265-6595
Brittany Parrick, Geologist
Send an Email
(614) 265-6581
Mark Peter, Geologist
Send an Email
(614) 265-6529
Soils
Thomas (Andy) Nash, Geologist & Group Supervisor
Send an Email
(614) 265-6582
Frank Fugitt, Geologist
Send an Email
(614) 265-6759
Tyler Norris, Geologist
Send an Email
(614) 265-6656
Thomas Valachovics, Geologist
Send an Email
(614) 265-6616
Structural Geology
Mohammad Fakhari, Geologist
Send an Email
(614) 265-6584
Michael Solis, Geologist
Send an Email
(614) 265-6597
Subsurface Geology
Michael Solis, Geologist
Send an Email
(614) 265-6597
Christopher Waid, Geologist
Send an Email
(614) 265-6627
Samuel Hulett, Geologist
Send an Email
(614) 265-6573
Jim McDonald, Geologist
Send an Email
(614) 265-6626
Erika Danielsen, Geologist
Send an Email
(614) 265-6589
Topographic Maps
Madge Fitak, Customer Service Specialist
Send an Email
(614) 265-6585
Website
Jeremy Gladden, Electronic Design Specialist
Send an Email
(614) 265-6841
Chuck Salmons, Publications & Outreach Group Supervisor
Send an Email
(614) 265-6596