IDENTIFIERS
Current Taxon Name (Soil Name):
Atlas
OSD
Series Extent
User Site ID:
1966IL001001
User Pedon ID:
1966IL001001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
IL SCL
Lab Pedon # -
66IL001001
NCSS Pedon Lab Data NASIS Record ID -
20604
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:
40.1000266
Std. Longitude:
-91.1416117
Datum:
WGS84
Township:
1N
Range:
6W
Section:
6
PLSS Details:
2352 feet north and 1391 feet east of the southwest corner
Location Description:
288 feet south and 71 feet east of the northwest corner of the northeast 40 of the southwest 160
State:
Illinois
County:
IL001—Adams
Non-MLRA Soil Survey Area:
IL001—Adams County, Illinois
7.5 Minute USGS Quad:
40091-A2—Coatsburg, Illinois
PEDON
Describers Name:
LJB, JF
Current Taxonomic Class:
Fine, smectitic, mesic Aeric Chromic Vertic Epiaqualfs
Current Taxon Kind:
variant
Pedon Purpose:
full pedon description
Pedon Record Orgin:
PedonPC
Pedon #:
1
Correlated Information:
Soil Name -
Atlas
PSC -
20 to 70 cm.
Classificaton Date -
7/10/2009
Moisture Class -
aquic
Sampled As Information:
Soil Name -
Atlas
Classificaton Date -
7/1/1966
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loess
Drainage Class:
poorly
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
7/1/1966 (actual site observation date)
Air Photo ID:
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Site Obs. Cover Kind 2 -
row crop
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Yield Study ID -
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
9
—
—
205
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 10 centimeters (0.0 to 3.9 inches); dark grayish brown (10YR 4/2) silt loam; moderate very fine granular structure; friable; fragments; strongly acid, pH 5.3; abrupt smooth boundary. Lab sample # IL20235
IIB1—10 to 20 centimeters (3.9 to 7.9 inches); dark grayish brown (10YR 4/2) silty clay; 1 percent dark yellowish brown (10YR 4/4) fine distinct mottles; moderate fine subangular blocky structure; firm; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # IL20236
IIB21g—20 to 38 centimeters (7.9 to 15.0 inches); dark gray (5Y 4/1) silty clay; 10 percent dark grayish brown (2.5Y 4/2) fine distinct mottles; weak coarse granular structure; firm; 1 percent fine iron-manganese concretions; fragments; very strongly acid, pH 4.7; gradual smooth boundary. Lab sample # IL20237
IIB22g—38 to 61 centimeters (15.0 to 24.0 inches); gray (5Y 5/1) silty clay; 1 percent dark grayish brown (2.5Y 4/2) fine distinct mottles; moderate fine angular blocky structure; firm; 1 percent fine iron-manganese concretions; fragments; very strongly acid, pH 4.7; gradual smooth boundary. Lab sample # IL20238
IIB23g—61 to 79 centimeters (24.0 to 31.1 inches); gray (5Y 6/1) silty clay; 1 percent dark grayish brown (2.5Y 4/2) fine distinct mottles; weak fine angular blocky structure; firm; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.8; gradual smooth boundary. Lab sample # IL20239
IIB24g—79 to 91 centimeters (31.1 to 35.8 inches); gray (10YR 6/1) silty clay; 25 percent yellowish brown (10YR 5/6) fine prominent mottles; weak medium angular blocky structure; firm; 10 percent medium iron-manganese concretions; fragments; moderately acid, pH 5.8; gradual smooth boundary. Lab sample # IL20240
IIB25g—91 to 117 centimeters (35.8 to 46.1 inches); gray (5Y 5/1) silty clay; 10 percent dark yellowish brown (10YR 4/4) medium distinct mottles; weak medium angular blocky structure; firm; 1 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.3; gradual smooth boundary. Lab sample # IL20241
IIB31g—117 to 152 centimeters (46.1 to 59.8 inches); dark gray (5Y 4/1) silty clay loam; 25 percent yellowish brown (10YR 5/8) coarse prominent mottles; weak medium angular blocky structure; firm; 10 percent dark gray (5Y 4/1), moist, and gray (5Y 5/1), moist, clay films on all faces of peds; fragments; slightly alkaline, pH 7.6. Lab sample # IL20242
IIB32—152 to 188 centimeters (59.8 to 74.0 inches); dark yellowish brown (10YR 4/4) silty clay loam; 25 percent gray (5Y 5/1) coarse prominent mottles; weak medium angular blocky structure; firm; 10 percent very dark gray (10YR 3/1), moist, organoargillans on all faces of peds and 10 percent very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # IL20243
IIC1—188 to 244 centimeters (74.0 to 96.1 inches); gray (5Y 5/1) silty clay loam; 10 percent dark yellowish brown (10YR 4/4) coarse prominent mottles; weak coarse angular blocky structure; firm; 1 percent iron-manganese concretions; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # IL20244
IIC2—244 to 343 centimeters (96.1 to 135.0 inches); yellowish brown (10YR 5/4) silty clay loam; 1 percent gray (5Y 5/1) coarse prominent mottles; weak coarse angular blocky structure; firm; 10 percent dark gray (10YR 4/1), moist, organoargillans on all faces of peds; 1 percent iron-manganese concretions; fragments; neutral, pH 7.0; abrupt smooth boundary. Lab sample # IL20245
IIIAbg—343 to 353 centimeters (135.0 to 139.0 inches); dark gray (10YR 4/1) clay; 1 percent dark grayish brown (2.5Y 4/2) fine distinct mottles; weak platy structure; firm; fragments; neutral, pH 7.0; gradual smooth boundary. Lab sample # IL20246