Side Trails » Flood of 1993 Uncovers Devonian Sea Floor


Flood of 1993 Uncovers Devonian Sea Floor

The floodwaters of the 1993 Flood ripped out a road and campground, and scoured away glacial-age sediments to expose a 375-million-year old Devonian fossiliferous bedrock.

Source: Iowa Department of Natural Resources

http://ir.uiowa.edu/cgi/viewcontent.cgi?article=1018&context=iowageology



 


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