IDENTIFIERS
Current Taxon Name (Soil Name):
Keeno
OSD
Series Extent
User Site ID:
1990MO057002M
User Pedon ID:
1990MO057002
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
MCL
Lab Pedon # -
M9005702
Print Date:
4/28/2025
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:
37.3852917
Std. Longitude:
-93.8767250
Datum:
WGS84
Township:
T31N
Range:
R27W
Section:
35
PLSS Details:
700 feet E and 1600 feet S of the NW corner
Location Description:
700 feet east and 1600 feet south of the northwest corner of sec. 35, T. 31 N., R. 27 W.
Map Unit:
70045—Keeno gravelly silt loam, 3 to 8 percent slopes
State:
Missouri
County:
MO057—Dade
MLRA:
116B—Springfield Plain
Non-MLRA Soil Survey Area:
MO057—Dade County, Missouri
PEDON
Describers Name:
Max Aldrich, Chuck Harwood, and R. D. Chorice
Current Taxonomic Class:
Loamy-skeletal, siliceous, mesic Mollic Fragiudalfs
Current Taxon Kind:
series
Pedon Type:
within range of map unit
Pedon Purpose:
laboratory sampling site
Pedon Record Orgin:
Converted from PDP 3.x
Correlated Information:
Soil Name -
Keeno
PSC -
30 to 56 cm.
Classificaton Date -
4/18/2012
Moisture Class -
udic
Sampled As Information:
Soil Name -
Keeno
Taxon Kind -
series
PSC -
30 to 56 cm.
Classificaton Date -
6/18/1991
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
slope alluvium derived from cherty limestone and/or residuum weathered from cherty limestone
Landscape:
plateau
Landform:
ridge
Geomorphic Component Hills:
interfluve
Hill Slope Profile:
summit
Slope Position:
upper third
Slope Shape Across:
convex
Slope Shape Down:
convex
Runoff:
low
Drainage Class:
moderately well
Bedrock:
limestone, cherty
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
6/18/1991 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
mollic epipedon
argillic horizon
fragipan
argillic horizon
0—30
30—56
56—97
76—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
—
—
332
—
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2), brown (10YR 4/3), dry; gravelly silt loam; moderate thin platy parts to weak fine granular structure; friable; 3.0 fine and medium roots; 18 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.4, hellige-truog; abrupt smooth boundary. Lab sample # MU014672
A—15 to 41 centimeters (5.9 to 16.1 inches); very dark grayish brown (10YR 3/2), brown (10YR 4/3), dry; gravelly silt loam; moderate medium granular structure; friable; 3.0 fine and medium roots; 18 percent by volume 2-39-75 millimeter limestone, cherty fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU014673
Bt1—41 to 56 centimeters (16.1 to 22.0 inches); dark brown (7.5YR 3/4) and brown (7.5YR 5/4) very cobbly silt loam; moderate medium platy parts to moderate very fine subangular blocky structure; friable; 3.0 fine and medium roots; 10 percent faint clay films on faces of peds; 10 percent by volume 2-39-75 millimeter limestone, cherty fragments and 50 percent by volume 75-162-250 millimeter limestone, cherty fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU014674
2Ex—56 to 76 centimeters (22.0 to 29.9 inches); strong brown (7.5YR 4/6) extremely gravelly loam; weak very coarse prismatic structure; brittle; 3.0 fine roots top of horizon; 10 percent fine red (2.5YR 4/6) masses of oxidized iron and 10 percent fine and medium dark grayish brown (10YR 4/2) iron depletions; 5 percent by volume 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU014675
2Btx—76 to 97 centimeters (29.9 to 38.2 inches); red (2.5YR 4/6) and reddish brown (2.5YR 4/4) and brown (7.5YR 4/4) very gravelly loam; moderate coarse and very coarse prismatic structure; brittle; 0.5 fine roots in cracks; 10 percent faint clay films on all faces of peds; 10 percent fine reddish yellow (7.5YR 6/6) masses of oxidized iron; 20 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.8, hellige-truog; gradual smooth boundary. Lab sample # MU014676
3Bt21—97 to 119 centimeters (38.2 to 46.9 inches); red (10R 4/6) very gravelly clay; strong medium angular blocky structure; firm; 10 percent manganese or iron-manganese stains and 60 percent distinct clay films on all faces of peds; 10 percent medium and coarse light brownish gray (10YR 6/2) iron depletions; 15 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU014677
3Bt22—119 to 152 centimeters (46.9 to 59.8 inches); red (10R 4/6) very gravelly clay; strong medium angular blocky structure; firm; 10 percent manganese or iron-manganese stains and 60 percent distinct clay films on all faces of peds; 10 percent medium and coarse light brownish gray (10YR 6/2) iron depletions; 15 percent by volume 75-162-250 millimeter limestone, cherty fragments and 40 percent by volume 2-39-75 millimeter limestone, cherty fragments; very strongly acid, pH 4.7, hellige-truog. Lab sample # MU014678