US

Digital Elevation Maps

USGS National Elevation Dataset (NED)

Resolution 30m and 10m across the continuous US

https://www.usgs.gov/core-science-systems/national-geospatial-program/national-map

Soils

USDA SSURGO

https://www.nrcs.usda.gov/wps/portal/nrcs/detail/soils/survey/?cid=nrcs142p2_053627

[SSURGO_Metadata_-Table_Column_Descriptions.pdf](https://github.com/rogerlew/wepppy/files/3741446/SSURGO_Metadata-_Table_Column_Descriptions.pdf) [SSURGO_Metadata_-Tables_and_Columns.pdf](https://github.com/rogerlew/wepppy/files/3741447/SSURGO_Metadata-_Tables_and_Columns.pdf)

Disturbed WEPP Soils

Rapid Response Erosion Database (RRED)

https://geodjango.mtri.org/rred/

Climate

Updated CLIGEN Climate Station Files

Srivastava, A., Flanagan, D. C., Frankenberger, J. R., and Engel, B. A. Updated climate database and impacts on WEPP model predictions. Soil and Water Conservation Society. 74 (4), 334-349. doi:10.2489/jswc.74.4.334

Oregon State University PRISM 30-Year Normals

PRISM Climate Group, Oregon State University, http://prism.oregonstate.edu, downloaded November 13, 2017

Resolution 800 m x 800 m grid

ORNL Daily Surface Weather and Climatological Summaries (DAYMET)

https://daymet.ornl.gov

Daily temperature maximums, minimums, and precipitation on a 1 km x 1 km grid

Climatology Lab GRIDMET

http://www.climatologylab.org/gridmet.html

Daily temperature maximums, minimums, and precipitation on a 4 km x 4 km grid

Future Climates https://climate.northwestknowledge.net/RangelandForecast/download/Models.php

Landuse

USGS National Land Cover Database (NLCD) 2016

https://www.usgs.gov/centers/eros/science/national-land-cover-database?qt-science_center_objects=0#qt-science_center_objects

Default mapping from NLCD land cover to WEPP management: https://github.com/rogerlew/wepppy/blob/master/wepppy/wepp/management/data/map.json

MRLC Shrubland

https://www.mrlc.gov/data

Fractional cover layers used for RHEM interface