Quantification of the Nitrate Attenuation Capacity of Low-Permeability Missoula Flood Deposits in the Willamette Valley of Oregon

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Soil Chemistry Data - Nitrate, pH, organic matter, manganese, iron(II) and iron(III) profiles values (Microsoft Excel and Comma Separated Values formats)

 
 
 
 
GIS data - Field site locations, isopachs of reduced Willamette Silt, geologic data (.shp data in .zip files)

 

  • Geological and site location data (.shp data, .zip file)
    • Willamette Silt extent from Marshall Gannett, USGS, Portland (published in Gannett, M.W., Caldwell, R.R., 1998, Geologic Framework of the Wilamette Lowland Aquifer System, Oregon and Washington: USGS Professional paper 1424-A, 32 p.)

Well logs - Field logs of each sampling site in spreadsheet format (.xls files)