IDENTIFIERS
Current Taxon Name (Soil Name):
Alford
OSD
Series Extent
User Site ID:
1963IL003001
User Pedon ID:
1963IL003001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
IL SCL
Lab Pedon # -
63IL003001
NCSS Pedon Lab Data NASIS Record ID -
20528
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:
37.3049872
Std. Longitude:
-89.4728625
Datum:
WGS84
Township:
14S
Range:
3W
Section:
18
Location Description:
Cut on SW side of T road junction
State:
Illinois
County:
IL003—Alexander
MLRA:
115—Central Mississippi Valley Wooded Slopes
Non-MLRA Soil Survey Area:
IL003—Alexander County, Illinois
PEDON
Describers Name:
JBF, AB, RLJ
Current Taxonomic Class:
Fine-silty, mixed, superactive, mesic Ultic Hapludalfs
Pedon Record Orgin:
PedonPC
Pedon #:
1
Correlated Information:
Soil Name -
Alford
PSC -
38 to 88 cm.
Classificaton Date -
2/22/2010
Moisture Class -
udic
Sampled As Information:
Soil Name -
Alford
Classificaton Date -
10/1/1963
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:
10/1/1963 (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 -
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
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A1—0 to 13 centimeters (0.0 to 5.1 inches); dark grayish brown (10YR 4/2) silt loam; weak fine granular structure; friable; fragments; clear smooth boundary. Lab sample # IL19341
A2—13 to 28 centimeters (5.1 to 11.0 inches); brown (10YR 5/3) silt loam; moderate medium platy structure; friable; fragments; clear smooth boundary.
B1—28 to 38 centimeters (11.0 to 15.0 inches); brown (7.5YR 4/4) silt loam; moderate fine subangular blocky structure; friable; brown (7.5YR 4/3), moist, clay films on all faces of peds; fragments; gradual smooth boundary.
B21—38 to 91 centimeters (15.0 to 35.8 inches); brown (7.5YR 4/4) silty clay loam; strong medium subangular blocky structure; firm; brown (7.5YR 4/3), moist, clay films on all faces of peds and 25 percent gray (10YR 5/1), dry, silt coats on all faces of peds; fragments; gradual smooth boundary. Lab sample # IL19342. continuous - phpvsfiid 428991; continuous - phpvsfiid 428991
B22—91 to 163 centimeters (35.8 to 64.2 inches); brown (7.5YR 4/4) silty clay loam; strong medium subangular blocky, and moderate coarse subangular blocky structure; firm; pale brown (10YR 6/3), moist, and gray (10YR 5/1), dry, silt coats on all faces of peds and brown (7.5YR 4/3), moist, and reddish brown (5YR 4/4), moist, clay films on all faces of peds; fragments; clear smooth boundary. continuous - phpvsfiid 428994; continuous - phpvsfiid 428994
B3—163 to 269 centimeters (64.2 to 105.9 inches); brown (7.5YR 4/4) silty clay loam; moderate coarse subangular blocky, and weak coarse angular blocky structure; firm; reddish brown (5YR 4/4), moist, and brown (7.5YR 4/3), moist, clay films on all faces of peds; fragments; gradual smooth boundary.
C11—269 to 330 centimeters (105.9 to 129.9 inches); brown (7.5YR 5/4) silt loam; massive; friable; fragments; gradual smooth boundary.
C12—330 to 605 centimeters (129.9 to 238.2 inches); yellowish brown (10YR 5/4) silt loam; 10 percent light brownish gray (10YR 6/2) mottles; massive; friable; fragments; gradual smooth boundary. Lab sample # IL19343
C2—605 to 665 centimeters (238.2 to 261.8 inches); yellowish brown (10YR 5/4) silt; massive; friable; fragments; slight effervescence; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # IL19344
C31—665 to 691 centimeters (261.8 to 272.0 inches); brown (7.5YR 5/4) silt loam; massive; friable; fragments; slight effervescence; slightly alkaline, pH 7.6; gradual smooth boundary.
C32—691 to 772 centimeters (272.0 to 303.9 inches); brown (7.5YR 4/4) silt loam; massive; friable; fragments; gradual smooth boundary.
C33—772 to 859 centimeters (303.9 to 338.2 inches); reddish brown (5YR 4/4) silt loam; massive; friable; fragments; gradual smooth boundary. Lab sample # IL19345
C34—859 to 917 centimeters (338.2 to 361.0 inches); reddish brown (5YR 4/4) silt loam; massive; friable; fragments; gradual smooth boundary.
C35—917 to 1011 centimeters (361.0 to 398.0 inches); reddish brown (5YR 4/4) silt loam; massive; friable; 1 percent by volume rounded strongly coherent cemented chert fragments; gradual smooth boundary.