USGS Open-File Report 2012-1274 - Potential Climate-Induced Runoff Changes and Associated Uncertainty in Four Pacific Northwest Estuaries

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Open-File Report 2012-1274

Prepared in cooperation with the U.S. Environmental Protection Agency and the Oregon Climate Change Research Institute

Potential Climate-Induced Runoff Changes and Associated Uncertainty in Four Pacific Northwest Estuaries

By Madeline O. Steele, Heejun Chang, Deborah A. Reusser, Cheryl A. Brown, and Il-Won Jung

Tables

Table 1. Watershed area, estuary type, elevation, and slope for the four study-area watersheds.

Table 2. Geographic Information System data sources.

Table 3. Streamflow-gaging stations used in model calibration.

Table 4. North American Regional Climate Change Assessment Program climate scenarios used to force Precipitation Runoff Modeling System models.

Table 5. Number of Hydrologic Response Units (HRUs) in each watershed and calibration sub-watershed.

Table 6. Hydrologic Response Unit parameters derived from Geographic Information System data.

Table 7. Parameters used in model calibration.

Table 8. Runoff ratios in all calibration sub-watersheds, and new runoff ratios in the Willapa calibration sub-watershed after Climate Impacts Group adjustments.

Table 9. Precipitation Runoff Modeling System parameters used in uncertainty analysis.

Table 10. Model goodness of fit metrics

First posted February 28, 2013

Report PDF (5.7 MB)

For additional information contact:
Director, Western Fisheries Research Center
U.S. Geological Survey
6505 NE 65th Street
Seattle, Washington 98115
http://wfrc.usgs.gov/

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