A Guide for Identifying and Delineating Hydric Soils, Version 8.2
Field Indicators of Hydric Soils in the United States was developed by NRCS soil scientists in cooperation with the U.S. Fish and Wildlife Service; the U.S. Army Corps of Engineers; the Environmental Protection Agency; various regional, state, and local agencies; universities; and the private sector. Included in this publication are the hydric soil indicators approved by the NRCS and the National Technical Committee for Hydric Soils (NTCHS) for use in identifying, delineating, and verifying hydric soils in the field.
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United States Department of Agriculture, Natural Resources Conservation Service. 2018. Field Indicators of Hydric Soils in the United States, Version 8.2. L.M. Vasilas, G.W. Hurt, and J.F. Berkowitz (eds.). USDA, NRCS, in cooperation with the National Technical Committee for Hydric Soils.
A hydric soil is a soil that formed under conditions of saturation, flooding, or ponding long enough during the growing season to develop anaerobic conditions in the upper part.Learn More
Field Book for Describing and Sampling Soils
Standards for observing and recording soil and site characteristics.Learn More
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