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​Information on the web

Sinkholes in PA

PA Geological Survey - Your first stop for PA sinkhole information!

Florida sinkholes

Florida sinkholes are not totally similar to sinkholes in Pennsylvania but the mechanisms of formation are generally the same.

Other Info

The Karst Pages - Info on dye tracing and general karst aquifer info from Western Kentucky Univ.


Foose, Richard M. (1953) "Ground-water Behavior in the Hershey Valley, Pennsylvania", Geological Society of America Bulletin, v. 64, p. 623-645.
Kochanov, William. (1999) Sinkholes in Pennsylvania (PDF). Pennsylvania Geological Survey, Educational Series 11.
Langer, William. (2001) Potential Environmental Impacts of Quarrying Stone in Karst - A Literature Review. U.S. Geological Survey, Open-File Report 01-0484.
Newton, J.G. (1987) Development of Sinkholes Resulting From Man's Activities in the Eastern United States. US Geological Survey, Circular 968.
White, William B. (1988) Geomorphology and Hydrology of Karst Terrains. Oxford University Press.