IDENTIFIERS
Current Taxon Name (Soil Name):
Sampsel
OSD
Series Extent
User Site ID:
1989MO167059M
User Pedon ID:
1989MO167059
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
MCL
Lab Pedon # -
M9016759
Print Date:
2/17/2025
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:
42.7430556
Std. Longitude:
-93.2977778
Datum:
WGS84
Township:
T35N
Range:
R21W
Section:
31
PLSS Details:
1150 feet E and 975 feet N of the SW corner
Location Description:
1150 feet east and 975 feet north of the Southwest corner of section 31, T. 35 N., R. 21 W.
Map Unit:
70039—Sacville silty clay loam, 1 to 3 percent slopes
State:
Missouri
County:
MO167—Polk
MLRA:
116B—Springfield Plain
Non-MLRA Soil Survey Area:
MO167—Polk County, Missouri
PEDON
Describers Name:
Max Aldrich, Richard L. Henderson and John Bowers
Current Taxonomic Class:
Fine, smectitic Vertic Argiaquolls
Current Taxon Kind:
series
Pedon Type:
OSD pedon
Pedon Purpose:
laboratory sampling site
Pedon Record Orgin:
Converted from PDP 3.x
Correlated Information:
Soil Name -
Sampsel
PSC -
18 to 68 cm.
Classificaton Date -
4/18/2012
Moisture Class -
udic
Sampled As Information:
Soil Name -
Sampsel
Taxon Kind -
series
Classificaton Date -
7/17/1989
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
slope alluvium derived from mixed and/or residuum weathered from limestone and shale
Landscape:
plateau
Landform:
hill
Geomorphic Component Hills:
head slope
Hill Slope Profile:
toeslope
Slope Shape Across:
concave
Slope Shape Down:
concave
Runoff:
medium
Drainage Class:
poorly
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
7/17/1989 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
mollic epipedon
argillic horizon
0—43
43—203
—-
—-
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
2
—
—
312
—
45
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silty clay loam; moderate very fine subangular blocky structure; friable; 15.0 fine roots; 1 percent fine dark yellowish brown (10YR 3/4) masses of oxidized iron; fragments; slightly acid, pH 6.5, hellige-truog; abrupt smooth boundary. Lab sample # MU039426
Btg1—18 to 43 centimeters (7.1 to 16.9 inches); very dark gray (10YR 3/1), grayish brown (10YR 5/2), dry; silty clay; strong very fine subangular blocky structure; firm; 10.0 fine roots; 10 percent distinct clay films on faces of peds; 10 percent fine dark yellowish brown (10YR 3/4) masses of oxidized iron; 2 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # MU039427
Btg2—43 to 61 centimeters (16.9 to 24.0 inches); dark grayish brown (10YR 4/2) clay; strong fine subangular blocky structure; very firm; 4.0 very fine roots; 40 percent distinct very dark gray (10YR 3/1) clay films on faces of peds; 10 percent fine iron-manganese concretions and 10 percent fine dark yellowish brown (10YR 3/4) masses of oxidized iron; 10 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # MU039428
2Btg3—61 to 84 centimeters (24.0 to 33.1 inches); dark grayish brown (2.5Y 4/2) clay; strong coarse subangular blocky structure; very firm; 0.5 very fine roots; 60 percent distinct dark gray (10YR 4/1) clay films on faces of peds; 10 percent fine yellowish brown (10YR 5/6) masses of oxidized iron; 2 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; neutral, pH 7.0, hellige-truog; gradual smooth boundary. Lab sample # MU039429
2Btg4—84 to 117 centimeters (33.1 to 46.1 inches); grayish brown (2.5Y 5/2) and yellowish brown (10YR 5/6) clay; moderate medium subangular blocky structure; very firm; 0.5 very fine roots; 4 percent distinct clay films on faces of peds and 4 percent prominent pressure faces on faces of peds; 1 percent fine yellowish brown (10YR 5/8) masses of oxidized iron and 1 percent fine strong brown (7.5YR 5/6) masses of oxidized iron; 5 percent by volume subrounded 2-39-75 millimeter limestone, cherty fragments; slightly alkaline, pH 7.5, hellige-truog; abrupt smooth boundary. Lab sample # MU039430
3Btg5—117 to 165 centimeters (46.1 to 65.0 inches); light brownish gray (2.5Y 6/2) very gravelly clay; weak fine subangular blocky structure; firm; 0.5 fine roots; 4 percent faint clay films on faces of peds; 10 percent medium yellowish brown (10YR 5/8) masses of oxidized iron; 50 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly alkaline, pH 7.4, hellige-truog; gradual smooth boundary. Lab sample # MU039431
3Btg6—165 to 203 centimeters (65.0 to 79.9 inches); light brownish gray (2.5Y 6/2) very cobbly clay; weak fine subangular blocky structure; firm; 0.5 fine roots; 1 percent distinct organic stains in root channels and/or pores and 10 percent distinct clay films on faces of peds; 10 percent medium yellowish brown (10YR 5/8) masses of oxidized iron; 25 percent by volume 75-162-250 millimeter sandstone-siltstone fragments and 25 percent by volume 2-39-75 millimeter limestone, cherty fragments; slightly alkaline, pH 7.4, hellige-truog. Lab sample # MU039432