Petrified Wood in Oklahoma by Neil Suneson
Available here


Non-Technical Guidebooks to Oklahoma Geology Available for Download

Seven guidebooks suitable for non-technical use are available for free download at Just scroll down on that page and you will see them listed in yellow boxes as Open-File Reports. The guidebooks are part of the Survey's Open-File Report series and are unedited, author-prepared field-trip guides by OGS Geologist Neil Suneson and others.

These guidebooks were compiled for field trips for various groups and have not been made available on this website before now. The reports cover the Broken Bow uplift, southwestern Ozark uplift, Ardmore basin and Lake Murray State Park, Gulf Coastal Plain in Marshall County, Gypsum Hills, Black Mesa, and the Tallgrass Prairie Preserve in Osage County.

The reports contain a lot of useful information and can make for a fun trip to these Oklahoma geology sites. Have fun on a field trip!


Report feeling an earthquake to Oklahoma Geological Survey

Oklahoma Earthquakes