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

Soil Survey of Lincoln County, West Virginia
Parent material: Local alluvium
Slope range: 0 to 3 percent
Classification: Coarse-loamy, mixed, superactive, mesic Fluvaquentic Eutrudepts
Representative Pedon
Middlebury loam, frequently flooded; 400 feet east of the confluence of Trace Creek
and Big Ugly Creek and 1.5 miles west of the Lincoln-Boone County line along
Big Ugly Creek; USGS Mud topographic quadrangle; lat. 38 degrees 02 minutes
01 second N. and long. 81 degrees 57 minutes 17 seconds W.
A—0 to 7 inches; brown (10YR 4/3) loam; weak fine and medium granular structure;
very friable; common fine roots; moderately acid; clear smooth boundary.
BA—7 to 12 inches; dark yellowish brown (10YR 4/4) loam; weak medium subangular
blocky structure; very friable; common very fine roots; moderately acid; clear
smooth boundary.
Bw1—12 to 19 inches; yellowish brown (10YR 5/4) loam; weak medium subangular
blocky structure; very friable; few very fine roots; slightly acid; gradual smooth
boundary.
Bw2—19 to 30 inches; yellowish brown (10YR 5/4) fine sandy loam; common medium
distinct light brownish gray (10YR 6/2) redox depletions; few fine prominent
reddish yellow (7.5YR 6/6) iron accumulations; weak medium subangular blocky
structure; very friable; slightly acid; gradual smooth boundary.
Bg—30 to 43 inches; light brownish gray (10YR 6/2) and brownish yellow (10YR 6/6)
fine sandy loam; common fine and medium prominent strong brown (7.5YR 5/6)
masses in which iron has accumulated; few fine prominent black (7.5YR 2.5/1)
masses in which manganese has accumulated; weak medium subangular blocky
structure; very friable; neutral; clear smooth boundary.
Cg1—43 to 52 inches; light gray (10YR 7/1) sandy loam; common medium prominent
brownish yellow (10YR 6/6) sand coatings on faces of peds; massive; very friable;
10 percent sandstone gravel; slightly acid; clear smooth boundary.
Cg2—52 to 65 inches; light brownish gray (10YR 6/2) and strong brown (7.5YR 5/6)
gravelly loamy sand; loose, single grain; very friable; 30 percent sandstone gravel;
slightly acid.
Range in Characteristics
Thickness of the solum: 30 to 45 inches
Depth to bedrock: More than 60 inches
Reaction: Strongly acid to slightly acid in the A horizon; moderately acid to neutral
throughout the BA, Bw, Bg, C, and Cg horizons
Content of rock fragments: 0 to 40 percent throughout
A horizon:
Hue—10YR or 2.5Y
Value—3 or 4
Chroma—3
Texture—fine sandy loam, loam
BA horizon:
Hue—7.5YR or 10YR
Value—3 to 5
Chroma—3 or 4
Texture—fine sandy loam, loam, silt loam
Bw horizon:
Hue—7.5YR or 10YR
Value—3 to 5
205