IDENTIFIERS
Current Taxon Name (Soil Name):
Jefferson
OSD
Series Extent
User Site ID:
71KY-025-007
User Pedon ID:
71KY-025-007
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
UK
Lab Pedon # -
71KY-025-007
NCSS Pedon Lab Data NASIS Record ID -
46567
Print Date:
1/28/2025
LOCATION
Location Description:
Robinson Forest; lower 1/3 of slope 150 yards up Millseat Creek from its confluence with Clemmons Branch.
State:
Kentucky
County:
KY025—Breathitt
MLRA:
125—Cumberland Plateau and Mountains
MLRA Soil Survey Area:
NE-LON—London, Kentucky
Non-MLRA Soil Survey Area:
KY025—Breathitt County, Kentucky
PEDON
Current Taxonomic Class:
Fine-loamy, siliceous, mesic Typic Hapludults
Correlated Information:
Soil Name -
Jefferson
PSC -
69 to 112 cm.
Classificaton Date -
11/15/2011
Sampled As Information:
Soil Name -
Jefferson
Classificaton Date -
6/9/1971
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loamy colluvium over clayey residuum
Landscape:
upland
Landform:
mountain
Hill Slope Profile:
backslope
Bedrock:
very weakly coherent sandstone and siltstone at 112cm
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
6/9/1971 (actual site observation date)
Surface Cover Properties:
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Pedon Restrictions
Kind
Hardness
Restriction Depth L-H
Restriction Thickness L-RV-H
cm
bedrock, paralithic
bedrock, lithic
—
—
112 - 150
150 -
—
—
Setting and Climate
Slope
Slope Length USLE
Upslope Length
Elev.
Corr. Elev
Aspect
MAP
REAP
FFD
MAAT
MSAT
MWAT
MAST
MSST
MWST
MFFP
PE Index
Climate Station ID
Climate Station Name
Climate Station Type
%
m
degrees
mm
mm
C
mm
—
—
—
—
—
—
—
—
—
—
—
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A1—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (10YR 4/2) gravelly loam; moderate fine granular, and moderate medium granular structure; very friable; 10.0 fine roots; 15 percent by volume sandstone, unspecified fragments; clear smooth boundary. Lab sample # KY1547
A2—8 to 20 centimeters (3.1 to 7.9 inches); brown (10YR 4/3) gravelly loam; moderate medium granular, and moderate coarse granular structure; very friable; 10.0 roots; 15 percent by volume sandstone, unspecified fragments; gradual smooth boundary. Lab sample # KY1548
Bt—20 to 61 centimeters (7.9 to 24.0 inches); yellowish brown (10YR 5/4) gravelly loam; moderate fine subangular blocky, and moderate medium subangular blocky structure; friable; 0.5 fine roots; 30 percent clay films; 30 percent by volume sandstone, unspecified fragments; clear smooth boundary. Lab sample # KY1549, KY1550
2BC—61 to 69 centimeters (24.0 to 27.2 inches); brown (10YR 5/3) very channery silt loam; weak subangular blocky structure; friable; 0.5 fine roots; 75 percent by volume siltstone, unspecified fragments; abrupt smooth boundary. Lab sample # KY1551
3Bt—69 to 89 centimeters (27.2 to 35.0 inches); yellowish brown (10YR 5/6) silty clay; 30 percent gray (10YR 6/1) medium distinct mottles; moderate medium prismatic parts to weak medium angular blocky structure; very firm; 0.5 fine roots; 50 percent clay films; fragments; gradual smooth boundary. Lab sample # KY1552
3BC—89 to 112 centimeters (35.0 to 44.1 inches); yellowish brown (10YR 5/4) silty clay; platy structure; very firm; 0.5 fine roots; 30 percent clay films on all faces of peds; 15 percent by volume shale, unspecified fragments; abrupt smooth boundary. Lab sample # KY1553
4Cr1—112 to 124 centimeters (44.1 to 48.8 inches); black (N 2/), bedrock; fragments. Lab sample # KY1554
5Cr2—124 to 150 centimeters (48.8 to 59.1 inches); brown (10YR 5/3) silt loam; structureless massive; friable; 1 percent fine mica flakes, unspecified; 75 percent by volume siltstone, unspecified fragments; gradual smooth boundary. Lab sample # KY1555
5R—150 to 165 centimeters (59.1 to 65.0 inches); bedrock; fragments. Lab sample # KY1556