Skip Links

USGS - science for a changing world

Scientific Investigations Report 2009–5221

Estimates of Sediment Load Prior to Dam Removal in the Elwha River, Clallam County, Washington

Table 2. Suspended-sediment concentrations and streamflow from samples collected using the equal discharge increment method at Elwha River at McDonald Bridge (12045500), Elwha River basin, Clallam County, Washington.

[Samples analyzed at the Cascades Volcano Observatory, Vancouver, Washington. Streamflow: Instantaneous streamflow recorded at the streamflow-gaging station at the time of sample collection. Abbreviations: m3/s, cubic meter per second; mg/L, milligram per liter]

Date Time Streamflow
(m3/s)
Suspended-
sediment
concentration
(mg/L)
11-02-05 15:10 23.0 3
11-02-05 15:15 23.0 2
12-05-05 13:39 17.1 0
12-05-05 13:41 17.1 1
12-29-05 12:52 101 117
12-29-05 12:57 101 122
01-23-06 11:38 57.2 21
01-23-06 11:40 57.2 21
02-16-06 13:30 37.4 6
02-16-06 13:34 36.5 7
03-13-06 11:54 22.9 5
03-13-06 11:58 22.9 4
04-04-06 11:28 25.1 2
04-04-06 11:31 25.1 2
05-04-06 13:19 36.0 1
05-04-06 13:23 36.0 1

For additional information contact:
Director, Washington Water Science Center
U.S. Geological Survey, 934 Broadway — Suite 300
Tacoma, Washington 98402
http://wa.water.usgs.gov

Part or all of this report is presented in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view it. Download the latest version of Adobe Reader, free of charge.

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http:// pubsdata.usgs.gov /pubs/sir/2009/5221/table2.html
Page Contact Information: Contact USGS
Page Last Modified: Thursday, 10-Jan-2013 19:39:46 EST