IDENTIFIERS
Current Taxon Name (Soil Name):
Laewest
OSD
Series Extent
User Site ID:
S1999TX469001C
User Pedon ID:
99TX469001C
Lab Information:
Certified Lab Pedon Description -
yes
Lab Source ID -
SSL
Lab Pedon # -
00P0387
NCSS Pedon Lab Data NASIS Record ID -
11900
User Project ID:
9-ROS-SDJR-FY16
Project Name:
SDJR - MLRA 150A - Laewest 0 to 1
Print Date:
11/26/2024
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:
28.7200000
Std. Longitude:
-96.7564694
Datum:
WGS84
Map Unit:
LaA—Laewest clay, 0 to 1 percent slopes
State:
Texas
County:
TX469—Victoria
MLRA:
150A—Gulf Coast Prairies
Non-MLRA Soil Survey Area:
TX469—Victoria County, Texas
7.5 Minute USGS Quad:
28096-F7—Placedo, Texas
PEDON
Current Taxonomic Class:
Fine, smectitic, hyperthermic Typic Hapluderts
Current Taxon Kind:
series
Pedon Record Orgin:
Converted from PDP 3.x
Pedon #:
1
Correlated Information:
Soil Name -
Laewest (flagged as OSD)
PSC -
25 to 102 cm.
Classificaton Date -
12/2/2015
Classifier -
Kenneth Hall
Soil Taxonomic Edition -
twelfth edition
Moisture Subclass -
typic
Sampled As Information:
Soil Name -
Laewest (High2)
Taxonomic Class -
Fine, smectitic Typic Hapluderts
Classificaton Date -
11/17/1999
Moisture Class -
udic
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
Certification Status:
certified
QC Status:
level 1
QA Status:
level 1
SITE
Parent Material:
clayey fluviomarine deposits derived from igneous, metamorphic and sedimentary rock
Landscape:
coastal plain
Landform:
flat
Geomorphic Component Flats:
talf
Slope Complexity:
simple
Slope Shape Across:
linear
Slope Shape Down:
linear
Runoff:
high
Drainage Class:
moderately well
Flooding:
none flooding
Ponding:
none ponding
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
11/17/1999 (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
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
0.5
—
—
11.9
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A—0 to 12 centimeters (0.0 to 4.7 inches); gray (10YR 5/1), gray (10YR 5/1), dry; clay; moderate fine angular blocky parts to moderate fine and medium subangular blocky structure; very hard, very firm; 3.0 very fine and fine roots; 3.0 very fine tubular pores; very pale brown (10YR 8/3) carbonate nodules and 10 percent medium and coarse white (10YR 8/1); fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02665. less than 1 percent fine distinct very dark brown (10YR 2/2) iron manganese masses with sharp boundaries.
Bkss1—12 to 44 centimeters (4.7 to 17.3 inches); dark gray (10YR 4/1), gray (10YR 5/1), dry; clay; strong medium angular blocky structure; very hard, very firm; 3.0 fine roots; 3.0 very fine tubular pores; fragments; strong effervescence; clear wavy boundary. Lab sample # 00P02666. 25 percent distinct slickensides tilted at 20 degrees from the horizontal; less than 1 percent fine very dark brown (10YR 2/2) iron-manganese masses with sharp boundaries; 2 percent fine distinct brown (10YR 5/3) masses of oxidized iron with sharp boundaries as halo around carbonate nodules; 5 percent medium and coarse carbonate nodules with few nodules with a hollow center.
Bkss2—44 to 120 centimeters (17.3 to 47.2 inches); dark gray (10YR 4/1) clay; strong medium and coarse wedge structure; very hard, very firm; 0.1 very fine tubular pores; fragments; slight effervescence; gradual wavy boundary. Lab sample # 00P02667. 70 percent prominent slickensides tilted at 45 degrees from the horizontal; less than 1 percent fine very dark brown (10yr 2/2) masses of iron-manganese; 4 percent brown (10YR 5/3) masses of oxidized iron as a halo around carbonate nodules; 5 percent medium and coarse carbonate nodules with few having hollow centers.
Bkss3—120 to 170 centimeters (47.2 to 66.9 inches); gray (2.5Y 5/1) clay; moderate medium and coarse wedge structure; very hard, very firm; 0.5 very fine pores; 5 percent medium and coarse carbonate nodules; fragments; strong effervescence; gradual wavy boundary. Lab sample # 00P02668. few fine roots on slickenside surfaces; 70 percent prominent dark gray (10YR 4/1) slickensides tilted at 45 to 65 degrees from the horizontal; less than 1 percent fine yellowish brown (10YR 5/4) iron-manganese nodules with sharp boundaries; 2 percent black (10Yr 2/1) iron-manganese masses; 5 percent medium and coarse carbonate nodules.
Bkss4—170 to 197 centimeters (66.9 to 77.6 inches); 55 percent olive brown (2.5Y 4/4) and 45 percent olive brown (2.5Y 4/4) clay; moderate medium and coarse wedge structure; very hard, very firm; 0.1 very fine pores; fragments; strong effervescence; clear wavy boundary. Lab sample # 00P02669. few fine roots on slickenside surfaces; 55 percent dark grayish brown (10YR 4/2) slickensides tilted at 35 to 55 degrees from the horizontal; 1 percent spherical very dark brown (10YR 2/2) iron-manganese nodules; 5 percent fine and medium carbonate masses on slickenside surfaces; 2 percent fine and medium hard-pitted carbonate nodules; about 2 percent of the horizon is cracks filled with very dark brown (10YR 2/2) clay.
Bss—197 to 215 centimeters (77.6 to 84.6 inches); yellowish brown (10YR 5/4) clay; moderate medium and coarse wedge structure; very firm; 0.1 very fine pores; 1 percent fine carbonate nodules; fragments; strong effervescence. Lab sample # 00P02670. very few fine roots on slickenside surfaces; 50 percent distinct dark grayish brown (10YR 4/2) slickensides and yellowish brown (10YR 5/6) slickensides tilted at 40 degrees from the horizontal; 1 percent very fine and fine very dark brown (10YR 2/2) iron manganese nodules; 5 percent fine and medium faint yellowish brown (10YR 5/6) and 3 percent medium faint yellowish brown (10YR 5/6); 5 percent fine and medium distinct light gray (2.5Y 7/2).