IDENTIFIERS
Current Taxon Name (Soil Name):
Irwin
OSD
Series Extent
User Site ID:
S1986KS115003
User Pedon ID:
86KS115003
Vegetation Plot ID:
S1986KS115003
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
87P0024
NCSS Pedon Lab Data NASIS Record ID -
59320
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:
38.2619438
Std. Longitude:
-97.1488876
Datum:
WGS84
Township:
20S
Range:
3E
Section:
31
PLSS Details:
335 feet N and 405 feet E of the SW corner of the SW quarter
State:
Kansas
County:
KS115—Marion
MLRA:
75—Central Loess Plains
PEDON
Describers Name:
D. Swanson
Current Taxonomic Class:
Fine, mixed, mesic Typic Argiustolls
Current Taxon Kind:
series
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from SSL-CMS data
Pedon #:
3
Correlated Information:
Soil Name -
Irwin
PSC -
3 to 53 cm.
Classificaton Date -
1/11/2010
Moisture Class -
ustic
Sampled As Information:
Soil Name -
Irwin
Taxonomic Class -
Fine, mixed, mesic Pachic Argiustoll
Taxon Kind -
series
Classificaton Date -
10/1/1986
Moisture Class -
ustic
Dynamic Soil Properties:
Erosion Class -
3
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landscape:
upland
Landform:
upland slope
Geomorphic Component Hills:
side slope
Hill Slope Profile:
backslope
Slope Position:
middle third
Slope Shape Down:
convex
Drainage Class:
moderately well
Flooding:
frequent flooding
Surface Fragments:
0.00 percent
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
10/1/1986 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Site Obs. Cover Kind 2 -
close-grown crop
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
Vegetation Plot Plants
Plant Symbol
Scientific Name
National Vernacular Name
Plant Type Group
Canopy Cover %
Vegetation Stata Level
TRITI
Triticum
wheat
—
—
—
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
mollic epipedon
argillic horizon
0—61
3—61
—-
—-
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
—
—
436
—
270
—
—
—
13
—
—
—
—
—
—
—
—
—
—
1Ap—0 to 3 centimeters (0.0 to 1.2 inches); dark grayish brown (10YR 4/2) interior, very dark grayish brown (10YR 3/2) interior, moist; silty clay; 39 percent clay; weak medium angular blocky structure; very hard, very firm; 2.5 fine roots throughout; fragments; slightly acid, pH 6.3, hellige-truog; clear wavy boundary. Lab sample # 87P00124. common fine roots throughout
1Bt1—3 to 43 centimeters (1.2 to 16.9 inches); dark grayish brown (10YR 4/2) interior, very dark grayish brown (10YR 3/2) interior, moist; silty clay; 52 percent clay; moderate medium angular blocky structure; very hard, very firm; 0.5 fine roots throughout; fragments; slightly alkaline, pH 7.7, hellige-truog; gradual smooth boundary. Lab sample # 87P00125. few fine roots throughout
1Bt2—43 to 61 centimeters (16.9 to 24.0 inches); brown (10YR 4/3) interior, dark brown (10YR 3/3) interior, moist; silty clay; 53 percent clay; 1 percent dark yellowish brown (10YR 4/4) fine faint mottles; moderate medium angular blocky structure; very hard, very firm; 0.5 fine roots throughout; fragments; moderately alkaline, pH 7.9, hellige-truog; gradual smooth boundary. Lab sample # 87P00126. few fine roots throughout; few fine faint 10YR44 mottles
1BC—61 to 97 centimeters (24.0 to 38.2 inches); brown (10YR 5/3) interior, brown (10YR 4/3) interior, moist; silty clay; 52 percent clay; 1 percent dark yellowish brown (10YR 4/4) fine faint mottles; weak medium angular blocky structure; very hard, very firm; 11 percent spherical carbonate concretions; fragments; moderately alkaline, pH 7.9, hellige-truog; gradual smooth boundary. Lab sample # 87P00127. common lime concretions concentrations; few fine faint 10YR44 mottles
1C—97 to 140 centimeters (38.2 to 55.1 inches); light yellowish brown (10YR 6/4) oxidized and light gray (10YR 7/2) oxidized, yellowish brown (10YR 5/4) oxidized and light brownish gray (10YR 6/2) oxidized, moist; silty clay; 47 percent clay; massive; very hard, very firm; 11 percent spherical carbonate concretions; fragments; moderately alkaline, pH 7.9, hellige-truog; abrupt wavy boundary. Lab sample # 87P00128. common lime concretions concentrations
1R—140 centimeters (55.1 inches); unweathered bedrock; fragments.