IDENTIFIERS
Current Taxon Name (Soil Name):
Prairieville
OSD
Series Extent
User Site ID:
1987IL109065
User Pedon ID:
1987IL109065
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
88P0081
NCSS Pedon Lab Data NASIS Record ID -
60204
Print Date:
2/16/2025
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:
40.5091628
Std. Longitude:
-90.8477974
Datum:
WGS84
Township:
6N
Range:
4W
Section:
15
PLSS Details:
1900 feet N and 2510 feet E of SW corner??
State:
Illinois
County:
IL109—McDonough
MLRA:
108—Illinois and Iowa Deep Loess and Drift
Non-MLRA Soil Survey Area:
IL109—McDonough County, Illinois
PEDON
Describers Name:
McDonough Co.
Current Taxonomic Class:
Fine-loamy, mixed, active, mesic Typic Argiudolls
Current Taxon Kind:
series
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from SSL-CMS data
Pedon #:
65
Correlated Information:
Soil Name -
Prairieville
Classificaton Date -
8/1/1987
Soil Taxonomic Edition -
eleventh edition
Moisture Class -
udic
Moisture Subclass -
oxyaquic
Sampled As Information:
Soil Name -
Assumption
Taxonomic Class -
Fine-silty, mixed, superactive, mesic Oxyaquic Argiudolls
Taxon Kind -
series
Classificaton Date -
8/1/1987
Soil Taxonomic Edition -
eleventh edition
Moisture SUBClass -
oxyaquic
Dynamic Soil Properties:
Erosion Class -
2
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loess over underlying till that contains a strongly developed paleosol
Landform:
hillslope, till plain
Slope Shape Across:
convex
Slope Shape Down:
convex
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
8/1/1987 (entry creation date)
Surface Cover Properties:
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
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
—
—
—
—
0
890
—
170
11
—
—
—
—
—
—
—
—
—
—
Ap—0 to 23 centimeters (0.0 to 9.1 inches); very dark grayish brown (10YR 3/2), brown (10YR 4/3) and grayish brown (10YR 5/2), dry; silt loam; moderate fine granular structure; friable; many (5.0) fine roots and many (5.0) coarse roots; 1 percent fine iron-manganese masses; fragments; moderately acid, pH 5.7; clear smooth boundary. Lab sample # 88P00488. few fine soft masses of iron-manganese concentrations; many very fine roots; common fine roots
Bt1—23 to 43 centimeters (9.1 to 16.9 inches); brown (10YR 4/3) silty clay loam; moderate very fine and fine subangular blocky structure; friable; 5.5 very fine roots and 0.5 fine roots; 55 percent distinct very dark grayish brown (10YR 3/2), moist, organoargillans on faces of peds; 1 percent fine iron-manganese masses; fragments; strongly acid, pH 5.4; clear smooth boundary. Lab sample # 88P00489. few fine soft masses of iron-manganese concentrations; many organic coats surface features on faces of peds; many very fine roots; few fine roots
Bt2—43 to 69 centimeters (16.9 to 27.2 inches); dark yellowish brown (10YR 4/4) silty clay loam; moderate medium subangular blocky structure; friable; 5.5 very fine roots and 0.5 fine roots; 55 percent distinct brown (10YR 4/3), moist, clay films on faces of peds; 1 percent fine iron-manganese masses; fragments; strongly acid, pH 5.5; gradual smooth boundary. Lab sample # 88P00490. few fine soft masses of iron-manganese concentrations; many clay films surface features on faces of peds; many very fine roots; few fine roots
2Bt3—69 to 86 centimeters (27.2 to 33.9 inches); brown (10YR 4/3) clay loam; moderate medium subangular blocky structure; friable; 0.5 very fine roots; 37 percent faint brown (10YR 4/3), moist, clay films on faces of peds; 1 percent fine iron-manganese masses and 11 percent fine distinct dark yellowish brown (10YR 4/6) masses of oxidized iron; fragments; moderately acid, pH 5.7; gradual smooth boundary. Lab sample # 88P00491. Few till pebbles about 2%.; few fine soft masses of iron-manganese concentrations; common clay films surface features on faces of peds; few very fine roots; common fine distinct 10YR56 mottles
2Bt4—86 to 122 centimeters (33.9 to 48.0 inches); brown (10YR 4/3) clay loam; moderate medium prismatic, and moderate medium subangular blocky structure; firm; 0.5 very fine roots; 37 percent faint brown (10YR 4/3), moist, clay films on faces of peds; 1 percent fine iron-manganese masses and 1 percent fine distinct yellowish brown (10YR 5/6) masses of oxidized iron; fragments; moderately acid, pH 5.8; clear smooth boundary. Lab sample # 88P00492. Common till pebbles about 3%.; few fine soft masses of iron-manganese concentrations; common clay films surface features on faces of peds; few very fine roots; few fine distinct 10YR56 mottles
2Btg5—122 to 152 centimeters (48.0 to 59.8 inches); dark grayish brown (2.5Y 4/2) clay loam; moderate medium and coarse subangular blocky structure; firm; 15 percent faint very dark grayish brown (10YR 3/2), moist, organoargillans on faces of peds and 15 percent distinct dark grayish brown (10YR 4/2), moist, clay films on faces of peds; 1 percent fine iron-manganese masses and 1 percent fine prominent yellowish brown (10YR 5/8) masses of oxidized iron and 11 percent fine distinct yellowish brown (10YR 5/4) masses of oxidized iron; fragments; moderately acid, pH 5.7. Lab sample # 88P00493. Common till pebbles about 3%.; few fine soft masses of iron-manganese concentrations; few clay films surface features on faces of peds; few clay films surface features on faces of peds; common fine distinct 10YR54 mottles; few fine prominent 10YR58 mottles