IDENTIFIERS
Current Taxon Name (Soil Name):
Plato
OSD
Series Extent
User Site ID:
2006MO187001M
User Pedon ID:
2006MO187001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
MCL
Lab Pedon # -
M0618701
Print Date:
11/21/2024
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:
37.6738611
Std. Longitude:
-90.1633333
Datum:
WGS84
State:
Missouri
County:
MO187—St. Francois
MLRA:
116A—Ozark Highland
Non-MLRA Soil Survey Area:
MO187—St. Francois County, Missouri
7.5 Minute USGS Quad:
37090-F2—Womack, Missouri
PEDON
Describers Name:
RT, BK
Current Taxonomic Class:
Fine-silty over clayey, mixed, superactive, mesic Aquic Fragiudalfs
Current Taxon Kind:
taxadjunct
Pedon Type:
map unit inclusion
Pedon Purpose:
laboratory sampling site
Pedon Record Orgin:
NASIS
Correlated Information:
Soil Name -
Plato
PSC -
20 to 87 cm.
Classificaton Date -
3/28/2011
Soil Taxonomic Edition -
tenth edition
Moisture Class -
udic
Moisture Subclass -
aquic
Sampled As Information:
Soil Name -
Needleye
Taxon Kind -
series
PSC -
20 to 87 cm.
Classificaton Date -
11/2/2006
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loess over slope alluvium over residuum
Landscape:
plateau
Landform:
interfluve
Geomorphic Component Hills:
interfluve
Hill Slope Profile:
summit
Slope Position:
upper third
Slope Complexity:
simple
Slope Shape Across:
linear
Slope Shape Down:
linear
Runoff:
medium
Drainage Class:
moderately well
Flooding:
none flooding
Ponding:
none ponding
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
11/2/2006 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
tree cover
Site Obs. Cover Kind 2 -
intermixed conifers and hardwoods
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Pedon Restrictions
Kind
Hardness
Restriction Depth L-H
Restriction Thickness L-RV-H
cm
fragipan
—
87 - 156
—
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
ochric epipedon
argillic horizon
fragipan
0—20
20—200
87—156
—-
—-
—-
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
1
—
—
324.6
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Oe—0 to 2 centimeters (0.0 to 0.8 inches); moderately decomposed plant material; fragments.
A—2 to 10 centimeters (0.8 to 3.9 inches); brown (10YR 4/3) silt loam; moderate fine granular structure; very friable; 10.0 very fine and fine roots and 10.0 medium and coarse roots; 10.0 fine tubular pores; fragments; clear wavy boundary. Lab sample # MU028165
BE—10 to 20 centimeters (3.9 to 7.9 inches); brown (10YR 5/3) silt loam; moderate fine subangular blocky structure; friable; 7.0 very fine and fine roots and 7.0 medium and coarse roots; 7.0 very fine and fine tubular pores; fragments; clear wavy boundary. Lab sample # MU028166
Bt1—20 to 50 centimeters (7.9 to 19.7 inches); yellowish brown (10YR 5/4) silt loam; moderate fine subangular blocky structure; firm; 3.0 very fine and fine roots and 3.0 medium and coarse roots; 7.0 very fine and fine tubular pores; 1 percent fine distinct grayish brown (10YR 5/2) iron depletions and 2 percent fine distinct strong brown (7.5YR 5/6) masses of oxidized iron; fragments; clear wavy boundary. Lab sample # MU028167
Btg—50 to 87 centimeters (19.7 to 34.3 inches); grayish brown (10YR 5/2) silty clay; moderate fine and medium subangular blocky structure; firm; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 3.0 very fine and fine tubular pores; 5 percent fine prominent yellowish brown (10YR 5/6) masses of oxidized iron; 1 percent by volume nonflat indurated 2-?-75 millimeter chert fragments; abrupt smooth boundary. Lab sample # MU028168
2Btx1—87 to 113 centimeters (34.3 to 44.5 inches); 60 percent yellowish brown (10YR 5/6) and 40 percent brown (10YR 5/3) silty clay loam; weak very coarse prismatic parts to weak fine subangular blocky structure; very firm; brittle; 0.5 very fine and fine roots; 5.0 very fine and fine tubular pores; 5 percent distinct light gray (10YR 7/2) silt coats and 40 percent prominent dark grayish brown (10YR 4/2) clay films; 5 percent fine prominent light brownish gray (10YR 6/2) iron depletions on vertical faces of peds; 5 percent by volume nonflat indurated 2-?-75 millimeter chert fragments; 60 percent of brittleness; clear wavy boundary. Lab sample # MU028169
2Btx2—113 to 156 centimeters (44.5 to 61.4 inches); 70 percent yellowish brown (10YR 5/6) and 30 percent brown (10YR 5/3) gravelly silty clay loam; weak very coarse prismatic structure; very firm; brittle; 0.5 very fine and fine roots; 3.0 very fine and fine tubular pores; 5 percent distinct light gray (10YR 7/2) silt coats and 40 percent prominent brown (10YR 4/3) clay films; 25 percent by volume nonflat indurated 2-?-75 millimeter chert fragments; 70 percent of brittleness; gradual wavy boundary. Lab sample # MU028170
3Bt2—156 to 190 centimeters (61.4 to 74.8 inches); 70 percent gray (10YR 5/1) and 30 percent yellowish brown (10YR 5/6) very gravelly silty clay; strong fine and medium subangular blocky structure; very firm; 0.5 very fine roots; 3.0 very fine and fine tubular pores; 15 percent distinct light brownish gray (10YR 6/2) silt coats; 5 percent by volume nonflat indurated 75-?-250 millimeter chert fragments and 30 percent by volume nonflat indurated 2-?-75 millimeter chert fragments; clear irregular boundary. Lab sample # MU028171
3Bt3—190 to 200 centimeters (74.8 to 78.7 inches); 85 percent red (2.5YR 4/6) and 15 percent strong brown (7.5YR 5/6) extremely gravelly clay; moderate medium subangular blocky structure; firm; 3.0 very fine tubular pores; 5 percent by volume nonflat indurated 75-?-250 millimeter chert fragments and 60 percent by volume nonflat indurated 2-?-75 millimeter chert fragments. Lab sample # MU028172