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Topic: groundwater

What is Karst topography and why should you care?

 
karst-map

Karst Hydrology Initiative--Study area showing major karst hydrogeologic settings in the Interior Low Plateaus physiographic region. Areas underlain by Lower-Middle Ordovician limestones shown in brown, and areas underlain by Mississippian limestones shown in green. (USGS Map)

Karst topography describes a landscape abundant in sinkholes, disappearing streams and caves.

According to Dr. Phillip Kemmerly, professor of geology at Austin Peay State University, Clarksville sits in one of the most interesting areas of karst topography in the world.

Clarksville is part of a region known to geologists as the Western Highland Rim Plain. This region includes northern middle Tennessee and extends into western Kentucky where it is called the Pennyroyal Plain and Mammoth Cave Plateau. The only region in the world with more karst features is Slovenia in southern Europe.

Kemmerly divulges that of karst features, sinkholes pose the greatest risk to new and existing construction sites. «Read the rest of this article»

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