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U.S. Geological Survey
Open-File Report 03-491
Online Only
Version 1.2

Historical Rock Falls in Yosemite National Park, California

By Gerald F. Wieczorek and James B. Snyder


July 19, 2005
A typographical error in table 1 was corrected.
April 7, 2004
Several minor changes have been made in the "Trigger" column of the spreadsheet.

Contact Information

For questions about the scientific content of this report, contact Gerald F. Wieczorek.

Open-File Report 03-491

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