IDENTIFIERS
Current Taxon Name (Soil Name):
Armstrong
OSD
Series Extent
User Site ID:
1989MO12917
User Pedon ID:
1989MO12917
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
MCL
Lab Pedon # -
M8912917
NCSS Pedon Lab Data NASIS Record ID -
31204
Print Date:
9/24/2024
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:
40.3142778
Std. Longitude:
-93.7381389
Datum:
WGS84
Township:
T64N
Range:
R25W
Section:
29
PLSS Details:
2,281 feet East and 2,665 feet North from the South West corner
Location Description:
2450 feet east and 2550 feet north of the southwest corner of sec. 29, T.64N., R.25W.
Country:
US—United States
State:
Missouri
County:
MO129—Mercer
MLRA:
109—Iowa and Missouri Heavy Till Plain
Non-MLRA Soil Survey Area:
MO129—Mercer County, Missouri
7.5 Minute USGS Quad:
40093-C6—Modena, Missouri
PEDON
Describers Name:
Gene Campbell
Current Taxonomic Class:
Fine, smectitic, mesic Aquertic Hapludalfs
Current Taxon Kind:
series
Pedon Type:
classifies to current taxon name, full description
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Missouri Pedon
Pedon #:
917
Correlated Information:
Soil Name -
Armstrong
PSC -
15 to 65 cm.
Classificaton Date -
2/1/2012
Soil Taxonomic Edition -
tenth edition
Moisture Class -
aquic
Moisture Subclass -
aquic
Sampled As Information:
Soil Name -
Armstrong
Classificaton Date -
3/1/2010
Dynamic Soil Properties:
Erosion Class -
0
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
fine-loamy pedisediment derived from mixed over clayey till derived from aa lava
Landscape:
till plain
Landform:
ridge
Geomorphic Component Hills:
crest
Hill Slope Profile:
shoulder
Slope Complexity:
simple
Slope Shape Across:
convex
Slope Shape Down:
convex
Runoff:
high
Drainage Class:
somewhat poorly
Flooding:
none flooding
Ponding:
none ponding
Geology:
Holocene Stage formation.
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
3/1/2010 (actual site observation date)
Air Photo ID:
40093c6
Surface Water Kind:
none observed
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
Site Erosion Accelerated:
water erosion sheet
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
ochric epipedon
argillic horizon
aquic conditions
0—15
15—107
15—152
—15—
—92—
—137—
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
5
—
—
—
—
270
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; loam; 29 percent sand; 49 percent silt; 22 percent clay; weak granular structure; 10.0 very fine roots; 10.0 very fine moderate-continuity irregular pores; fragments. Lab sample # MU035732; observed in pit, small
2Bt1—15 to 51 centimeters (5.9 to 20.1 inches); dark yellowish brown (10YR 4/4) clay; 23 percent sand; 31 percent silt; 46 percent clay; weak fine subangular blocky structure; 10.0 very fine roots; 10.0 very fine moderate-continuity pores; 1 percent medium faint irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented red (2.5YR 4/6), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU035733; observed in pit, small
2Bt2—51 to 79 centimeters (20.1 to 31.1 inches); yellowish brown (10YR 5/6) clay; 26 percent sand; 27 percent silt; 47 percent clay; moderate fine subangular blocky structure; 10.0 very fine roots; 10.0 very fine moderate-continuity irregular pores; 1 percent medium faint irregular noncoherent cemented red (2.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented grayish brown (10YR 5/2), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU035734; observed in pit, small
2Bt3—79 to 107 centimeters (31.1 to 42.1 inches); gray (10YR 6/1) clay loam; 36 percent sand; 29 percent silt; 35 percent clay; weak medium subangular blocky structure; 0.5 very fine roots; 10.0 very fine moderate-continuity irregular pores; 1 percent medium faint irregular noncoherent cemented brown (7.5YR 5/4), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU035735; observed in pit, small
C—107 to 152 centimeters (42.1 to 59.8 inches); dark yellowish brown (10YR 4/4) loam; 42 percent sand; 39 percent silt; 19 percent clay; weak medium subangular blocky structure; 0.5 very fine roots; 10.0 very fine moderate-continuity irregular pores; 1 percent medium faint irregular noncoherent cemented strong brown (7.5YR 5/6), moist, iron depletions with clear boundaries in matrix and 1 percent medium faint irregular noncoherent cemented gray (10YR 6/1), moist, iron depletions with clear boundaries in matrix; fragments. Lab sample # MU035736; observed in pit, small