Professional Geologists’ Day is April 5th. Can you dig it?
Why not celebrate with your favorite Geologist?
Learn more about our Brickhouse Scientists!
DOUGLAS SCHOTT, P.G., DIRECTOR OF GEOLOGIC SERVICES
MICHAEL LANE, CPSS, SENIOR SOIL SCIENTIST
STEPHEN HUXTA, PROJECT MANAGER
A DARK NARROW HOLE leading into the side of a steep hill was accidentally discovered by William Merkel and John Gehret while they were blasting for limestone on a Sunday morning, November 12, 1871.
AFTER THE SMOKE CLEARED and the surrounding dirt was removed, they realized that the opening was large enough to enter.
CURIOSITY LED THEM INSIDE, but total darkness and fear of the unknown kept them from going any further…
According to the PA dept of Conservation and Natural Resource website, a sinkhole is a subsidence feature resulting from the downward movement of surficial material into a pre-existing subsurface void.Sinkholes come in many shapes and sizes, and although caused by naturally occurring processes, their formation can be accelerated by human activities.