Soil Survey of Lincoln County, West Virginia - Soil Data Mart - US ...

Soil Survey of Lincoln County, West Virginia
topographic quadrangle; lat. 38 degrees 07 minutes 33 seconds N. and
long. 82 degrees 24 minutes 18 seconds W.
Ap—0 to 7 inches; brown (10YR 4/3) silt loam; moderate fine and medium granular
structure; very friable; many fine and medium roots; 10 percent siltstone
channers; strongly acid; abrupt wavy boundary.
BA—7 to 11 inches; dark yellowish brown (10YR 4/4) silt loam; weak medium
subangular blocky structure; friable; many fine and medium roots; 10 percent
siltstone channers; strongly acid; clear wavy boundary.
Bt1—11 to 23 inches; strong brown (7.5YR 5/6) silty clay loam; moderate medium
subangular blocky structure; friable; common fine and medium roots; common
distinct discontinuous clay films on faces of peds; 10 percent siltstone and shale
channers; strongly acid; gradual wavy boundary.
Bt2—23 to 30 inches; strong brown (7.5YR 5/6) channery silty clay loam; common
fine prominent light gray (2.5Y 7/2) redox depletions; weak medium subangular
blocky structure; friable; common fine and medium roots; common distinct
discontinuous clay films on faces of peds; 15 percent siltstone channers; strongly
acid; gradual wavy boundary.
Bt3—30 to 40 inches; strong brown (7.5YR 5/6) channery silty clay loam; many fine
and medium prominent light gray (2.5Y 7/2) redox depletions; weak fine and
medium subangular blocky structure; firm; few fine roots; common distinct
discontinuous clay and silt films on faces of peds; common fine and medium
concretions of iron and manganese; 20 percent siltstone channers; strongly acid;
gradual wavy boundary.
C—40 to 54 inches; strong brown (7.5YR 5/6) very channery silty clay loam; many
coarse prominent light gray (10YR 7/2) redox depletions; massive; firm; common
fine and medium concretions of iron and manganese; 40 percent siltstone
channers; strongly acid; abrupt wavy boundary.
Cr—54 to 59 inches; interbedded soft siltstone and shale bedrock.
Range in Characteristics
Thickness of the solum: 36 to 60 inches
Depth to bedrock: 40 to 60 inches
Reaction: Very strongly acid to slightly acid in the A and BA horizons; strongly acid to
slightly alkaline in the Bt and C horizons
Content of rock fragments: 0 to 15 percent in the A horizon; 5 to 15 percent in the
upper part of the B horizon; 5 to 30 percent in the lower part of the B horizon; 5 to
50 percent in the C horizon
A horizon:
Hue—7.5YR to 2.5Y
Value—3 to 5
Chroma—3 or 4
Texture—silt loam
BA horizon:
Hue—7.5YR to 2.5Y
Value—4 to 6
Chroma—4 to 6
Texture—silt loam, silty clay loam
Upper part of the Bt horizon:
Hue—7.5YR to 2.5Y
Value—4 to 6
Chroma—4 to 6
Texture—silt loam, silty clay loam
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