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U.S. Environmental Protection Agency

Open-File Report 2012-1274

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

Table 2. Geographic Information System data sources. A * indicates that the layer was used in Hydrologic Response Unit delineation.

Data Source Resolution
USGS 30 m DEM*
30 m pixels
USGS 2001 LULC* 30 m pixels
USGS 2001 Percent Impervious 30 m pixels
DOGAMI Oregon Geology* Varies from 1:12,000 to 1:500,000
Washington State Surface Geology* 1:100,000
NRCS SSURGO soil data* Varies from 1:12,000 to 1:63,360
CIG (Climate Impacts Group)
historical climate data grid
1/8 degree grid (lat-long)

First posted February 28, 2013

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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