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Tennessee NRI - Erodibility Index for Cropland

By year (data per 1,000 acres)
Year Erodibility index level Total
< 2 ≥ 2 < 5 ≥ 5 < 8 ≥ 8 < 10 ≥ 10 < 15 ≥ 15
1982 399.8 1,923.2 747.8 450.8 743.8 1,326.1 5,591.5
1987 386.0 1,843.3 708.6 415.4 728.5 1,294.5 5,376.3
1992 364.0 1,728.5 636.1 384.9 626.5 1,116.6 4,856.6
1997 335.1 1,655.9 610.4 369.3 600.3 1,073.0 4,644.0

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