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Prime Farmland Soils Updated in Oregon

An Oregon statewide list of Prime soils and codes has been updated from a 2007 list.  The list reflects current NASIS data and Web Soil Survey reports.  National references, definitions and Oregon specific rules for determining Prime Farmland Soil map units are included in the document. Download the Prime Farmland List for Oregon (PDF, 803 KB).

Yamhill County Soil Survey Updated

Yamhill Co Map

New & Improved Soil Survey Data for Yamhill County has been published and is available on the Web Soil Survey! Has your soil data been updated?
Follow this link for the Yamhill County soil survey update fact sheet (PDF, 2.55 MB).






Soil scientist studies soil in field

That National Cooperative Soil Survey selects Oregon State University (OSU) proposal in competitive research program. OSU has been awarded a research grant, one of four nationwide, to study soil microbes in Oregon. Soil microbes are a driver of soil health and play a critical role in the soil food web. For more information, see this soil microbe study fact sheet (PDF, 171 KB).

Policy, Procedures, Tools and Aids


Ron Raney
Soil Quality Specialist
Phone: 503-414-3263
Email: Ron.Raney