Maps

Geologic Rock Formations of York County, Pennsylvania

 

York County Watersheds (York County Planning Commission)
 (click on map for larger version)

 

Adams County Rock Types (PA Geological Survey)
(click on map for larger version)

 

Lancaster County Rock Types (PA Geological Survey)
(click on map for larger version)

 

Physiographic Map of Pennsylvania (PA Geologic Survey)
 

 

Terrane Map of southern Pennsylvania (Different colors represent different sections added on to North America through plate tectonics or formed by water) From Donald Wise, 2006
(click on map for larger version)

 

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