highly erodible land
Defined in 1 dictionary — U.S. Code
United States Code
7 U.S.C. § 1997 — for purposes of this section (6 versions over time)
The terms “highly erodible land” and “wetland” have the meanings, respectively, that such terms are given in section 3801 of title 16.
16 U.S.C. § 3801 — in this section (7 versions over time)
The term “highly erodible land” means land—
(i) that is classified by the Soil Conservation Service as class IV, VI, VII, or VIII land under the land capability classification system in effect on December 23, 1985; or
(ii) that has, or that if used to produce an agricultural commodity, would have an excessive average annual rate of erosion in relation to the soil loss tolerance level, as established by the Secretary, and as determined by the Secretary through application of factors from the universal soil loss equation and the wind erosion equation, including factors for climate, soil erodibility, and field slope.