IDENTIFIERS
Current Taxon Name (Soil Name):
Darmstadt
OSD
Series Extent
User Site ID:
1978IL119065
User Pedon ID:
1978IL119065
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
IL SCL
Lab Pedon # -
78IL119065
NCSS Pedon Lab Data NASIS Record ID -
21039
Print Date:
11/12/2024
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:
38.8540076
Std. Longitude:
-89.7086717
Datum:
WGS84
Township:
5N
Range:
5W
Section:
30
PLSS Details:
1780 feet S & 280 feet E of the NW corner
State:
Illinois
County:
IL119—Madison
MLRA:
114—Southern Illinois and Indiana Thin Loess and Till Plain
Non-MLRA Soil Survey Area:
IL119—Madison County, Illinois
7.5 Minute USGS Quad:
38089-G6—Grantfork, Illinois
PEDON
Describers Name:
PWY, RAL
Current Taxonomic Class:
Fine-silty, mixed, superactive, mesic Aquic Natrudalfs
Current Taxon Kind:
series
Pedon Type:
map unit inclusion
Pedon Purpose:
soil survey inventory
Pedon Record Orgin:
PedonPC
Pedon #:
65
Correlated Information:
Soil Name -
Darmstadt
PSC -
36 to 86 cm.
Classificaton Date -
1/4/2010
Moisture Class -
aquic
Moisture Subclass -
aquic
Sampled As Information:
Soil Name -
Darmstadt
Classificaton Date -
8/1/1978
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
Peoria loess over Illinoian till with strongly developed Sangamon age paleosol
Landscape:
till plain, lowland
Landform:
knoll
Runoff:
low
Drainage Class:
somewhat poorly
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
8/1/1978 (actual site observation date)
Air Photo ID:
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Site Obs. Cover Kind 2 -
hayland
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Yield Study ID -
Pedon Restrictions
Kind
Hardness
Restriction Depth L-H
Restriction Thickness L-RV-H
cm
natric
—
48 - 152
—
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
ochric epipedon
argillic horizon
natric horizon
0—36
36—152
48—152
—-
—-
—-
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
2
—
—
171
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 23 centimeters (0.0 to 9.1 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt; weak very fine granular structure; friable; fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # IL25915
A2—23 to 36 centimeters (9.1 to 14.2 inches); light brownish gray (10YR 6/2) silt; 1 percent yellowish brown (10YR 5/6) fine distinct mottles; weak fine subangular blocky, and weak thin platy structure; friable; 10 percent fine prominent spherical iron-manganese concretions in matrix; fragments; neutral, pH 7.0; abrupt smooth boundary. Lab sample # IL25916
B1t—36 to 48 centimeters (14.2 to 18.9 inches); brown (10YR 5/3) silt loam; 5 percent light brownish gray (2.5Y 6/2) fine distinct and 5 percent yellowish brown (10YR 5/6) fine distinct mottles; weak medium subangular blocky structure; firm; distinct very dark grayish brown (10YR 3/2), moist, clay films on all faces of peds and prominent white (10YR 8/1), moist, silt coats on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; fragments; neutral, pH 7.0; clear smooth boundary. Lab sample # IL25917. discontinuous - phpvsfiid 480490; discontinuous - phpvsfiid 480491; discontinuous - phpvsfiid 480490; discontinuous - phpvsfiid 480491
B21t—48 to 81 centimeters (18.9 to 31.9 inches); grayish brown (2.5Y 5/2) silty clay loam; 1 percent strong brown (7.5YR 5/6) fine distinct and 1 percent grayish brown (10YR 5/2) fine distinct mottles; weak medium prismatic structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and distinct very dark grayish brown (10YR 3/2), moist, organoargillans on surfaces along root channels and prominent white (10YR 8/1), moist, silt coats on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; 1 percent coarse prominent spherical carbonate concretions in matrix; fragments; moderately alkaline, pH 8.1; clear smooth boundary. Lab sample # IL25918. discontinuous - phpvsfiid 480486; continuous - phpvsfiid 480487; discontinuous - phpvsfiid 480488; discontinuous - phpvsfiid 480486; continuous - phpvsfiid 480487; discontinuous - phpvsfiid 480488
B22t—81 to 112 centimeters (31.9 to 44.1 inches); light brownish gray (2.5Y 6/2) silty clay loam; 10 percent strong brown (7.5YR 5/6) medium distinct and 10 percent light brownish gray (10YR 6/2) medium faint mottles; weak medium prismatic structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and prominent white (10YR 8/1), moist, silt coats on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; 1 percent coarse prominent spherical carbonate concretions in matrix; fragments; moderately alkaline, pH 8.1; clear smooth boundary. Lab sample # IL25919. continuous - phpvsfiid 480492; discontinuous - phpvsfiid 480493; continuous - phpvsfiid 480492; discontinuous - phpvsfiid 480493
B31t—112 to 132 centimeters (44.1 to 52.0 inches); grayish brown (2.5Y 5/2) silty clay loam; 25 percent strong brown (7.5YR 5/8) medium mottles; weak medium prismatic structure; firm; distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent fine prominent spherical iron-manganese concretions in matrix; 1 percent medium prominent spherical carbonate concretions in matrix; fragments; moderately alkaline, pH 8.1; gradual smooth boundary. Lab sample # IL25920. patchy - phpvsfiid 480494; patchy - phpvsfiid 480494
B32t—132 to 152 centimeters (52.0 to 59.8 inches); light brownish gray (2.5Y 6/2) silt loam; 10 percent yellowish brown (10YR 5/6) medium distinct mottles; weak coarse subangular blocky structure; friable; prominent dark gray (10YR 4/1), moist, clay films on all faces of peds; fragments; moderately alkaline, pH 8.1. Lab sample # IL25921. patchy - phpvsfiid 480489; patchy - phpvsfiid 480489