Greenbrier is an unincorporated community in Hart Township, Warrick County, in the U.S. state of Indiana."Feature Detail Report for: Greenbrier, Indiana." USGS. Retrieved April 29, 2011.
History On April 26, 2011, strong winds – probably a tornado – associated with the 2011 Super Outbreak hit Greenbrier, along Highway 61, uprooting trees, snapping power poles, and causing damages to structures.NOAA report
Geography Greenbrier is located at .
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