Federal/State Agencies/Organizations

Professional Organizations:

• USDA-Natural Resource Conservation Service (NRCS)

• NRCS Soil and Plant Sciences Division

• NRCS National Soil Survey Center

• Arkansas Registered Soil Classifiers - List of Registered Soil Classifiers, Requirements and Fees for Registration

• Soil Health Institute

• Illinois River Watershed Partnership

• Beaver Watershed Alliance

Educational Institutions

• University of Arkansas Department of Crop, Soil, and Environmental Sciences

• University of Arkansas Cooperative Extension Service

• Arkansas State University College of Agriculture

• Soil Science Society of America (SSSA)

• Soil and Water Conservation Society (SWCS)

• United States Consortium of Soil Science Associations (USCSSA)

• Geological Society of America (GSA)

• Society of Wetland Scientists (SWS)

• American Society of Agronomy (ASA)

• Crop Science Society of America (CSSA)

• Society of American Foresters (SAF)

Technical Resources

• Soil Taxonomy

• Keys to Soil Taxonomy

• Soil Survey Manual

• Official Series Descriptions

• Field Indicators of Hydric Soils

• Hydric Soil Indicators Web Site

• Field Book for Describing and Sampling Soils

• The Twelve Soil Orders

• Web Soil Survey

• Historic Soil Surveys (paper copies with text)

• AR BOH Rules Pertaining to Onsite Wasterwater Systems (Onsite Manual)

• Arkansas DOH Onsite Forms, Study Guides, Training and Examination, and Other Resources

Links Related to Soil Science/Soil Classification