Water Resources Center
OSTP

The Water Resources Center is affiliated with the College of Food, Agricultural and Natural Resource Sciences and University of Minnesota Extension.

Soils for SSTS Professionals



Analysis of a site's previous months precipitation
(dry, normal, wet period analysis)

Minnesota's Soil Training Regions


Piezometer Installation Guidance (.pdf)

Minnesota Frost and Thaw Depths >>
Data Provided by MN DOT

How to Run a Sieve Analysis for SSTS Sand Analysis
(.pdf)

How to Use the Web Soil Survey (.pdf)

Procedure for Determining Plastic Limit

How to Run a Percolation Test

Field Method for Determining the Percent of Gravel by Volume:
Water Volume Displacement Method
(.pdf)

The Feel Method for Soil Texturing (.pdf)

Soil Dispersal Article


Groundwater Mounding and Phosphorous Evaluations Slideshow
(.pps)

Contractor Responsibility (.doc)

Tools for the Field


The University of Wisconsin, River Falls Department of Plant & Earth Science sells Sand-size cards that conveniently fit in your Munsell Color Guide. Each card contains samples of USDA vfs, fs, s, cos, vcos mounted on a 4 1/2 x 7 1/4 6-hole punch card. They also sell Texture Kits that contain samples of 10 soils with an accompanying listing of sand, silt, and clay percentages and a soil textural triangle.

Email William Anderson at william.anderson@uwrf.edu to obtain either of this helpful tools.