IDENTIFIERS
Current Taxon Name (Soil Name):
Wellston
OSD
Series Extent
User Site ID:
1988IL189012
User Pedon ID:
1988IL189012
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
IL SCL
Lab Pedon # -
88IL189012
NCSS Pedon Lab Data NASIS Record ID -
22141
Print Date:
4/19/2025
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:
38.2344667
Std. Longitude:
-89.5529056
Datum:
WGS84
Township:
3S
Range:
4W
Section:
28
PLSS Details:
80 feet east and 500 feet north of southwest corner
State:
Illinois
County:
IL189—Washington
MLRA:
114—Southern Illinois and Indiana Thin Loess and Till Plain
Non-MLRA Soil Survey Area:
IL189—Washington County, Illinois
PEDON
Describers Name:
LS, MM
Current Taxonomic Class:
Fine-silty, mixed, active, mesic Ultic Hapludalfs
Pedon Type:
map unit inclusion
Pedon Purpose:
soil survey inventory
Pedon Record Orgin:
PedonPC
Pedon #:
12
Correlated Information:
Soil Name -
Wellston
PSC -
23 to 73 cm.
Classificaton Date -
10/2/2008
Moisture Class -
udic
Sampled As Information:
Soil Name -
Wellston
Classificaton Date -
3/1/1988
Dynamic Soil Properties:
Erosion Class -
0
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loess and/or drift and/or residuum
Landscape:
upland
Geomorphic Component Hills:
side slope
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
3/1/1988 (actual site observation date)
Air Photo ID:
Surface Cover Properties:
Site Obs. Cover Kind 1 -
tree cover
Site Obs. Cover Kind 2 -
hardwoods
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Yield Study ID -
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
ochric epipedon
argillic horizon
0—23
23—102
—-
—-
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
21
—
—
161.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) silt loam; moderate fine granular structure; friable; 1 percent by volume rounded strongly coherent cemented mixed fragments; moderately acid, pH 5.7, lamotte-morgan; clear smooth boundary. Lab sample # IL34160
E—13 to 23 centimeters (5.1 to 9.1 inches); yellowish brown (10YR 5/4) silt loam; weak medium platy parts to weak fine subangular blocky structure; friable; 1 percent by volume rounded strongly coherent cemented mixed fragments; moderately acid, pH 5.6, lamotte-morgan; clear smooth boundary. Lab sample # IL34161
Bt1—23 to 41 centimeters (9.1 to 16.1 inches); brownish yellow (10YR 6/6) silt loam; moderate fine subangular blocky parts to moderate medium subangular blocky structure; friable; distinct yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 1 percent by volume rounded strongly coherent cemented mixed fragments; very strongly acid, pH 4.7, lamotte-morgan; clear smooth boundary. Lab sample # IL34162. patchy - phpvsfiid 428714; patchy - phpvsfiid 428714
Bt2—41 to 56 centimeters (16.1 to 22.0 inches); brownish yellow (10YR 6/6) silty clay loam; moderate medium subangular blocky structure; friable; distinct yellowish brown (10YR 5/4), moist, clay films on all faces of peds; 1 percent by volume rounded strongly coherent cemented mixed fragments; extremely acid, pH 4.4, lamotte-morgan; clear smooth boundary. Lab sample # IL34163. discontinuous - phpvsfiid 428707; discontinuous - phpvsfiid 428707
2Bt3—56 to 69 centimeters (22.0 to 27.2 inches); brownish yellow (10YR 6/6) loam; moderate medium subangular blocky parts to moderate coarse subangular blocky structure; friable; distinct very pale brown (10YR 8/4), moist, silt coats on all faces of peds and distinct brown (7.5YR 5/4), moist, clay films on all faces of peds; 1 percent by volume rounded strongly coherent cemented mixed fragments; extremely acid, pH 4.3, lamotte-morgan; clear smooth boundary. Lab sample # IL34164. patchy - phpvsfiid 428708; discontinuous - phpvsfiid 428709; patchy - phpvsfiid 428708; discontinuous - phpvsfiid 428709
2Bt4—69 to 102 centimeters (27.2 to 40.2 inches); light yellowish brown (10YR 6/4) channery loam; 10 percent strong brown (7.5YR 5/6) fine prominent mottles; weak medium prismatic parts to moderate medium subangular blocky structure; friable; distinct very pale brown (10YR 8/2), moist, silt coats on all faces of peds and distinct brown (7.5YR 5/4), moist, clay films on all faces of peds; fine prominent iron-manganese masses in matrix; angular weakly coherent cemented sandstone, unspecified fragments and 1 percent by volume rounded strongly coherent cemented mixed fragments; extremely acid, pH 4.4, lamotte-morgan; clear smooth boundary. Lab sample # IL34165. discontinuous - phpvsfiid 428712; discontinuous - phpvsfiid 428713; discontinuous - phpvsfiid 428712; discontinuous - phpvsfiid 428713
2BC—102 to 119 centimeters (40.2 to 46.9 inches); pale brown (10YR 6/3) channery loam; strong brown (7.5YR 5/8) fine prominent and 10 percent reddish yellow (7.5YR 6/8) fine prominent mottles; weak medium prismatic parts to moderate medium subangular blocky structure; friable; faint very pale brown (10YR 8/2), moist, silt coats on all faces of peds and ; fine prominent iron-manganese masses in matrix; angular weakly coherent cemented sandstone, unspecified fragments and 1 percent by volume rounded strongly coherent cemented mixed fragments; strongly acid, pH 5.2, lamotte-morgan; abrupt irregular boundary. Lab sample # IL34166. discontinuous - phpvsfiid 428710; discontinuous - phpvsfiid 428710
3Cr—119 to 152 centimeters (46.9 to 59.8 inches); pale yellow (5Y 7/3) very channery loam; structureless massive; angular weakly coherent cemented sandstone, unspecified fragments; slightly acid, pH 6.1, lamotte-morgan.