USGS Scientific Investigations Report 2011–5041 - Channel Change and Bed-Material Transport in the Umpqua River Basin, Oregon

Scientific Investigations Report 2011–5041

Channel Change and Bed-Material Transport in the Umpqua River Basin, Oregon

Figure 33. Comparison of channel planform for the Tidal reach of the Umpqua River, Oregon, as depicted in 1857–74 General Land Office surveys, with aerial photographs from 1939. Refer to figure 6 for a more detailed map of Tidal reach planform and historical changes.

First posted September 29, 2011

Report PDF (14 MB)

For additional information contact:
Utah Water Science Center Director,
U.S. Geological Survey, 2329 West Orton Circle
West Valley City, UT
84119-2047
http://ut.water.usgs.gov

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