IDENTIFIERS
Current Taxon Name (Soil Name):
Mobridge
OSD
Series Extent
User Site ID:
S2014SD129006
User Pedon ID:
S2014SD129006A
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
KSSL
Lab Pedon # -
15N0425
NCSS Pedon Lab Data NASIS Record ID -
79591
Print Date:
12/17/2024
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:
45.3435193
Std. Longitude:
-99.9916054
Datum:
WGS84
Township:
122N
Range:
76W
Section:
35
PLSS Details:
NW 1/4
Map Unit:
C453A—Mobridge silt loam, cool, 0 to 2 percent slopes
State:
South Dakota
County:
SD129—Walworth
MLRA:
53B—Central Dark Brown Glaciated Plains
Non-MLRA Soil Survey Area:
SD129—Walworth County, South Dakota
7.5 Minute USGS Quad:
45099-C8—Lowry, South Dakota
PEDON
Describers Name:
A. Oxford
Current Taxonomic Class:
Coarse-silty, mixed, superactive, frigid Pachic Argiustolls
Current Taxon Kind:
taxadjunct
Pedon Type:
taxadjunct to the series
Pedon Purpose:
laboratory sampling site
Pedon Record Orgin:
NASIS
Sampled As Information:
Soil Name -
Mobridge
Taxonomic Class -
Coarse-silty, mixed, superactive, frigid Pachic Argiustolls
Taxon Kind -
taxadjunct
PSC -
6 to 56 cm.
Classificaton Date -
11/6/2014
Classifier -
A. Oxford
Soil Taxonomic Edition -
twelfth edition
Moisture Class -
ustic
Moisture SUBClass -
typic
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
local sandy and silty alluvium
Landscape:
upland
Landform:
till plain
Geomorphic Component Hills:
side slope
Hill Slope Profile:
backslope
Slope Complexity:
simple
Slope Shape Across:
linear
Slope Shape Down:
linear
Drainage Class:
well
Flooding:
none flooding
Ponding:
none ponding
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
10/30/2014 (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
argillic horizon
secondary carbonates
0—48
6—59
59—150
—48—
—53—
—91—
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
3
—
—
—
—
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 2 centimeters (0.0 to 0.8 inches);, black (10YR 2/1), moist; silt loam; moderate thin platy structure; slightly hard, friable, slightly sticky, nonplastic; few (1.0) very fine roots throughout and few (1.0) fine roots throughout; fragments; noneffervescent, by hcl, 1n. Lab sample # 15N02184; observed in push tube
Ap—2 to 6 centimeters (0.8 to 2.4 inches);, black (10YR 2/1), moist; silt loam; moderate thin platy structure; slightly hard, friable, slightly sticky, nonplastic; few (1.0) very fine roots throughout and few (1.0) fine roots throughout; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # 15N02185; observed in push tube
Bt1—6 to 26 centimeters (2.4 to 10.2 inches);, very dark brown (10YR 2/2), moist; silty clay loam; moderate coarse prismatic parts to moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; few (1.0) very fine roots throughout and few (1.0) medium roots throughout and few (1.0) fine roots throughout; 5 percent clay films; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # 15N02186; observed in push tube
Bt2—26 to 48 centimeters (10.2 to 18.9 inches);, very dark grayish brown (10YR 3/2), moist; clay loam; weak medium prismatic structure; slightly hard, friable, moderately sticky, slightly plastic; few (1.0) very fine roots throughout and few (1.0) fine roots throughout; 5 percent clay films; fragments; noneffervescent, by hcl, 1n; clear wavy boundary. Lab sample # 15N02187; observed in push tube
Bt3—48 to 59 centimeters (18.9 to 23.2 inches);, dark grayish brown (2.5Y 4/2), moist; sandy clay loam; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; few (1.0) very fine roots throughout and few (1.0) fine roots throughout; 5 percent clay films; 1 percent by volume nonflat subangular indurated 5-10-15 millimeter mixed fragments observed by visual inspection method; noneffervescent, by hcl, 1n; clear wavy boundary. Lab sample # 15N02188; observed in push tube
Bk1—59 to 128 centimeters (23.2 to 50.4 inches);, olive brown (2.5Y 4/3), moist; sandy clay loam; moderate coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5 percent medium distinct irregular weakly coherent cemented carbonate masses with clear boundaries in matrix; 2 percent by volume nonflat subangular indurated 2-3-5 millimeter mixed fragments observed by visual inspection method; strong effervescence, by hcl, 1n; clear wavy boundary. Lab sample # 15N02189; observed in push tube
Bk2—128 to 150 centimeters (50.4 to 59.1 inches);, olive brown (2.5Y 4/3), moist; loam; moderate coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2 percent fine distinct irregular weakly coherent cemented strong brown (7.5YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix; 2 percent fine faint irregular weakly coherent cemented carbonate masses with clear boundaries in matrix; fragments; strong effervescence, by hcl, 1n. Lab sample # 15N02190; observed in push tube