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GeoNano Technology Corporation, Katy, Texas, USA
Gecoh Exploration, Lexington, USA
LM Gochioco & Associates, Donora, Pennsylvania, USA
corresponding author: geophy6{at}hotmail.com
In July 2002, a high hydrostatic head pressure and thinner coal barrier caused a major water break that flooded the QueCreek Mine in southwest Pennsylvania. Nine miners were trapped for nearly 77 hours before they were rescued. This high-profile accident motivated the US government to investigate measures that would minimize similar accidents in the future.
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