IDENTIFIERS
Current Taxon Name (Soil Name):
Tama
OSD
Series Extent
User Site ID:
1964IL137002
User Pedon ID:
1964IL137002
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
IL SCL
Lab Pedon # -
64IL137002
NCSS Pedon Lab Data NASIS Record ID -
20560
Print Date:
3/2/2025
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:
39.7406096
Std. Longitude:
-90.0973715
Datum:
WGS84
Township:
15N
Range:
9W
Section:
15
PLSS Details:
285 feet E & 482 feet N of SW corner
Location Description:
285FT E of SW corner of Sec.15,then 482FT N to Tama profile
State:
Illinois
County:
IL137—Morgan
MLRA:
108—Illinois and Iowa Deep Loess and Drift
Non-MLRA Soil Survey Area:
IL137—Morgan County, Illinois
PEDON
Describers Name:
JBF, JDA, BWR, ECAR, REB
Current Taxonomic Class:
Fine-silty, mixed, superactive, mesic Typic Argiudolls
Current Taxon Kind:
series
Pedon Type:
classifies to current taxon name, full description
Pedon Record Orgin:
PedonPC
Pedon #:
2
Correlated Information:
Soil Name -
Tama
PSC -
46 to 96 cm.
Classificaton Date -
2/22/2010
Soil Taxonomic Edition -
eleventh edition
Moisture Class -
udic
Moisture Subclass -
typic
Sampled As Information:
Soil Name -
Tama
Classificaton Date -
8/1/1964
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loess
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
8/1/1964 (actual site observation date)
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
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
—
—
206
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 20 centimeters (0.0 to 7.9 inches); very dark brown (10YR 2/2) silt loam; moderate medium granular structure; friable; fragments; moderately acid, pH 5.7; abrupt smooth boundary. Lab sample # IL19533
A1—20 to 36 centimeters (7.9 to 14.2 inches); very dark brown (10YR 2/2) silt loam; strong medium granular structure; friable; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.7; clear smooth boundary. Lab sample # IL19534
A3—36 to 46 centimeters (14.2 to 18.1 inches); dark grayish brown (10YR 4/2) silt loam; strong medium granular structure; friable; very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.7; clear smooth boundary. Lab sample # IL19535. continuous - phpvsfiid 1119334; continuous - phpvsfiid 1119334
B1t—46 to 56 centimeters (18.1 to 22.0 inches); dark grayish brown (10YR 4/2) silty clay loam; 1 percent yellowish brown (10YR 5/8) fine distinct mottles; strong fine subangular blocky structure; firm; very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds; fragments; moderately acid, pH 5.9; clear smooth boundary. Lab sample # IL19536. continuous - phpvsfiid 1119338; continuous - phpvsfiid 1119338
B21t—56 to 71 centimeters (22.0 to 28.0 inches); brown (10YR 4/3) silty clay loam; 1 percent yellowish brown (10YR 5/8) fine distinct mottles; weak medium prismatic, and moderate medium subangular blocky structure; firm; very dark grayish brown (10YR 3/2), moist, organoargillans on all faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 5.9; abrupt smooth boundary. Lab sample # IL19537. continuous - phpvsfiid 1119340; continuous - phpvsfiid 1119340
B22t—71 to 94 centimeters (28.0 to 37.0 inches); brown (10YR 4/3) silty clay loam; 1 percent dark brown (10YR 3/3) fine faint and 10 percent pale brown (10YR 6/3) medium distinct mottles; weak medium prismatic, and moderate medium subangular blocky structure; firm; dark brown (10YR 3/3), moist, clay films on vertical faces of peds; 10 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.1; clear smooth boundary. Lab sample # IL19538. continuous - phpvsfiid 1119335; continuous - phpvsfiid 1119335
B31t—94 to 124 centimeters (37.0 to 48.8 inches); yellowish brown (10YR 5/4) silty clay loam; 1 percent yellowish brown (10YR 5/6) fine faint and 10 percent pale brown (10YR 6/3) fine distinct mottles; weak coarse prismatic, and weak medium subangular blocky structure; firm; dark brown (10YR 3/3), moist, organoargillans on all faces of peds; 25 percent fine iron-manganese concretions; 10 percent worm casts; fragments; slightly acid, pH 6.2; gradual smooth boundary. Lab sample # IL19539. patchy - phpvsfiid 1119337; patchy - phpvsfiid 1119337
B32t—124 to 147 centimeters (48.8 to 57.9 inches); yellowish brown (10YR 5/4) silt loam; 1 percent yellowish brown (10YR 5/6) fine faint and 10 percent pale brown (10YR 6/3) medium distinct mottles; weak medium subangular blocky structure; friable; dark brown (10YR 3/3), moist, organoargillans on all faces of peds; 25 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.3; gradual smooth boundary. Lab sample # IL19540. patchy - phpvsfiid 1119339; patchy - phpvsfiid 1119339
C—147 to 183 centimeters (57.9 to 72.0 inches); yellowish brown (10YR 5/4) silt loam; 1 percent yellowish brown (10YR 5/6) fine faint and 25 percent pale brown (10YR 6/3) medium distinct mottles; weak coarse angular blocky structure; friable; dark brown (10YR 3/3), moist, clay films on vertical faces of peds; 25 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.5. Lab sample # IL19541. discontinuous - phpvsfiid 1119336; discontinuous - phpvsfiid 1119336