SOIL INFORMATION

This page contains links to resources for soil classifiers, educators, and the general public about soil, soil classification, and soil interpretations. Disclaimer: Documents developed by the Illinois Soil Classifiers Association and other documents presented here, are from published and/or unpublished sources. Any recommendations contained herein are informational and may become dated as new research and information is developed. By acting upon, or otherwise utilizing any of this information, the user takes responsibility for any outcome and agrees to not hold ISCA, including its officers and committees, liable.

General & Educational Soils Information

Illinois Soil Evaluation Field Book (FFA Land/Soil Judging Guidebook & Score Cards)

ISCA Field Trips & Seminars

1982 New Salem State Park Summer Meeting1985 Princeton Area Soils and Geology1986 Soils Tour of Marion County1987 Soils of the Edwards River Valley, Mercer County1990 Soil-Wetland Relationships, DuPage County Soil-Wetland Relationships Seminar Notes1991 Soils of St. Clair County1992 Intensive Soil Survey for Land Use Planning1997 Hydric Soils, Glaciated Upper Midwest2003 Loam-textured Diamictons, Kane County2004 Spring Bay, Middle Illinois River Valley Soils2005 Shelbyville Moraine Soils, Clark County2006 Rock River Hill Country Soils, Ogle County2007 Central States Forest Soils Workshop, Carbondale2008 Soils of the Spring Bluff Forest Preserve, Lake County2010 Soils of the Mississippi River Valley near Quincy2012 DeKalb County Ice-Walled Lake Plains2017 Soils of Pyramid State Recreation Area2018 Soils of North-Central IL and Septic Seminar2019 Central States Forest Soils Workshop, Carbondale

Hydric Soils & Wetlands

Soils & Septics

ISCA Field Practicum Package IDPH – Part 905 Private Sewage Disposal Code - Exhibit B has errors. Corrections have been submitted to IDPH, Use the “Key for Septic Loading Rates” belowKey for Septic Loading Rates Effective 8/28/2013, corrected 1/6/2019 – Use this corrected table immediately!Key for Estimating Infiltration for DuPage County Interim Standards for Artificial Drainage of Septic Field Areas in Illinois with ExhibitsISCA Approved Soil Description Form for On-Site Septic Evaluations (Excel Spreadsheet)ISCA Approved Soil Description Form 1 for On-Site Septic Evaluations (pdf) ISCA Approved Soil Description Form 2Bibliography of Soils and On-Site WasteWater Treatment ReferencesISCA Guide for Estimating Surface Discharges for NPDES PermitsUS EPA NPDES Illinois Surface DischargePurdue Extension - Septic Systems"Understanding Your Soil Report for Septic Suitability" - ISCA document"Illinois – Understanding Soils" (pamphlet)IALEHA 2018 Panel Discussion

Soil Research, Soil Classification, & Soil Survey

Soil Organizations

Illinois Universities with Soils Curriculum

Other Natural Resources Links