U.S. Geological Survey Open-File Report 2012-1163
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By S.R. Stidolph,1 F.A.S. Sterrenburg,2 K.E.L. Smith,3 and A. Kraberg4
U.S. Department of the Interior U.S. Geological Survey U.S. Geological Survey, Reston, Virginia: 2012 For more information on the USGS—the Federal source for science
about the Earth, its natural and living resources, natural hazards, and
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The datasets contained in this report have been approved for release and publication by the Director of the USGS. Although these datasets have been subjected to rigorous review and are substantially complete, the USGS reserves the right to revise the data pursuant to further analysis and review. Furthermore, they are released on condition that neither the USGS nor the United States Government may be held liable for any damages resulting from their authorized or unauthorized use. To view files in PDF format, download a free copy of Adobe Reader. |