IDENTIFIERS
Current Taxon Name (Soil Name):
Clearfork
OSD
Series Extent
User Site ID:
S1983TX429001
User Pedon ID:
S1983TX429001
Lab Information:
Certified Lab Pedon Description -
yes
Lab Source ID -
SSL
Lab Pedon # -
84P0047
NCSS Pedon Lab Data NASIS Record ID -
53741
Print Date:
11/12/2024
LOCATION
Location In Web Soil Survey
AOI is roughly a square mile and pedon is marked in the center.
Location in SoilWeb
Location in Google Maps
Std. Latitude:
32.9005556
Std. Longitude:
-99.0791667
Datum:
WGS84
Location Description:
Stephens County, Texas; from the intersection of U.S. Highway 180 and U.S. Highway 183 in Breckenridge; go about 12.9 miles northwest on U.S. Highway 183; then about 4.6 miles west on county road 279; then about 0.8 miles north-northwest on a range trail, then 30 feet south.
State:
Texas
County:
TX429—Stephens
MLRA:
78A—Rolling Limestone Prairie
Non-MLRA Soil Survey Area:
TX429—Stephens County, Texas
7.5 Minute USGS Quad:
32099-H1—Lusk, Texas
PEDON
Describers Name:
Clyde Lowther, Tom Cyprian, and Steve Park
Current Taxonomic Class:
Fine-silty, mixed, superactive, thermic Cumulic Haplustolls
Current Taxon Kind:
series
Pedon Type:
OSD pedon
Pedon Purpose:
laboratory sampling site
Pedon Record Orgin:
NASIS
Correlated Information:
Soil Name -
Clearfork (flagged as OSD)
PSC -
25 to 100 cm.
Classificaton Date -
3/25/2015
Soil Taxonomic Edition -
twelfth edition
Moisture Class -
ustic
Moisture Subclass -
typic
Sampled As Information:
Soil Name -
Clearfork (flagged as OSD)
Taxonomic Class -
Fine, mixed, thermic Cumulic Haplustolls
Taxon Kind -
series
PSC -
25 to 100 cm.
Classificaton Date -
9/15/1983
Soil Taxonomic Edition -
twelfth edition
Moisture SUBClass -
typic
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
Certification Status:
certified
QC Status:
level 1
QA Status:
level 1
SITE
Parent Material:
calcareous loamy and/or clayey alluvium
Landscape:
dissected plains
Landform:
flood plain
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
9/15/1983 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous cover
Site Obs. Cover Kind 2 -
rangeland, grassland
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
mollic epipedon
secondary carbonates
cambic horizon
0—71
10—211
71—211
—-
—-
—-
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
0.1
—
—
352.4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A1—0 to 9 centimeters (0.0 to 3.5 inches); reddish brown (5YR 4/3), dark reddish brown (5YR 3/3), moist; silty clay loam; moderate coarse subangular blocky structure; very hard, very firm, very sticky, very plastic; many (5.0) fine roots; many (5.0) fine pores; 1 reversible trans-horizon cracks per meter at a depth of 10 cm with a width of 1 cm that extend above the horizon; 20 percent worm casts; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P00203
A2—9 to 44 centimeters (3.5 to 17.3 inches); reddish brown (5YR 5/3), dark reddish brown (5YR 3/3), moist; silty clay loam; moderate fine and medium subangular blocky structure; very hard, very firm, very sticky, very plastic; many (5.0) fine roots; common (2.0) pores; 1 reversible trans-horizon cracks per meter at a depth of 33 cm with a width of 0.7 cm that extend below the horizon; 1 percent carbonate coats; 1 percent threadlike carbonate masses and 10 percent worm casts; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P00204
A3—44 to 72 centimeters (17.3 to 28.3 inches); dark reddish gray (5YR 4/2), dark reddish brown (5YR 3/2), moist; silty clay loam; moderate medium and coarse subangular blocky structure; very hard, very firm, very sticky, very plastic; common (2.0) fine roots; common (2.0) fine pores; 1 percent carbonate coats; 1 percent threadlike carbonate masses and 1 percent worm casts; fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P00205
Bk1—72 to 150 centimeters (28.3 to 59.1 inches); reddish brown (5YR 4/4), dark reddish brown (5YR 3/4), moist; silty clay loam; moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; common (2.0) fine roots; common (2.0) fine pores; 1 percent carbonate coats; 1 percent threadlike carbonate masses and 2 percent worm casts; fragments; violent effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P00206
Bk2—150 to 193 centimeters (59.1 to 76.0 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; silty clay loam; weak fine and medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; common (2.0) fine and medium roots; many (5.0) fine tubular pores; 1 percent threadlike carbonate masses and 1 percent worm casts; 1 percent by volume shell fragments fragments; violent effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 84P00207
Bk3—193 to 209 centimeters (76.0 to 82.3 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; silty clay loam; weak fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; few (0.5) fine roots; many (5.0) fine tubular pores; 1 percent carbonate coats; 1 percent threadlike carbonate masses and 1 percent worm casts; fragments; violent effervescence; moderately alkaline, pH 8.2, hellige-truog. Lab sample # 84P00208