Topic: U.S. Geological Survey
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U.S. Geological Survey on twitter
Small Earthquake Recorded Near Injection Wells in NE Ohio: The U.S. Geological Survey (USGS) on Sunday recorde... http://t.co/VdgrVsP6DD

Twitter: @GetItAl

Small earthquake recorded Monday morning - Tulsa World: Latest Earthquake Information From The U.S. Geological Survey http://t.co/poLlwvPg7K

Twitter: @FredOrth

Small Earthquake Recorded Near Injection Wells in NE Ohio: The U.S. Geological Survey (USGS) on Sunday recorde... http://t.co/jGYT3SZ1Lo

Twitter: @BeemacTrucking1

Small Earthquake Recorded Near Injection Wells in NE Ohio: The U.S. Geological Survey (USGS) on Sunday recorde... http://t.co/KfPdt3XNVK

Twitter: @LixenTk

The study by Cornell University, University of Arizona and U.S. Geological Survey researchers will be published... http://t.co/mUvKc9x2eC

Twitter: @DrPaulHowe

REPORTS: NORTH KOREA MAY HAVE CONDUCTED A NUCLEAR TEST - APThe U.S. Geological Survey said... http://t.co/5xTvg88HJU #PresidentBarackObama

Twitter: @LasAngelesTimes