IDENTIFIERS
Current Taxon Name (Soil Name):
Humeston
OSD
Series Extent
User Site ID:
S2009IA029005
User Pedon ID:
S09IA029005
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
09N0787
NCSS Pedon Lab Data NASIS Record ID -
24547
Print Date:
5/19/2024
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:
41.3388062
Std. Longitude:
-95.0839157
Datum:
WGS84
Township:
76N
Range:
37W
Section:
34
PLSS Details:
1850 feet south and 1250 feet west of the northwest corner
State:
Iowa
County:
IA029—Cass
MLRA:
107—Iowa and Missouri Deep Loess Hills
Non-MLRA Soil Survey Area:
IA029—Cass County, Iowa
7.5 Minute USGS Quad:
41094-D8—Wiota, Iowa
PEDON
Describers Name:
Richard A. Lensch
Current Taxonomic Class:
Fine, mixed, mesic Argiaquic Argialbolls
Current Taxon Kind:
series
Pedon Type:
classifies to current taxon name, full description
Pedon Purpose:
full pedon description
Pedon Record Orgin:
NASIS
Pedon #:
5
Sampled As Information:
Soil Name -
Humeston
Taxonomic Class -
Fine, mixed, mesic Argiaquic Argialbolls
PSC -
23 to 63 cm.
Classificaton Date -
11/24/2008
Soil Taxonomic Edition -
tenth edition
Moisture SUBClass -
aquic
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
loess
Geomorphic Component Terraces:
riser
Slope Complexity:
simple
Slope Shape Across:
concave
Slope Shape Down:
linear
Runoff:
negligible
Drainage Class:
poorly
Ponding:
rare ponding for long periods
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
11/24/2008 (entry creation date)
Air Photo ID:
30
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Site Obs. Cover Kind 2 -
row crop
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
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
—
—
348
—
270
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 23 centimeters (0.0 to 9.1 inches); black (10YR 2/1), grayish brown (10YR 5/2), dry; silty clay loam; 28 percent clay; weak fine subangular blocky structure; friable; 2.0 fine roots throughout; 2.0 fine tubular pores; fragments; slightly acid, pH 6.3; abrupt smooth boundary. Lab sample # 09N02575; observed in push tube
A—23 to 36 centimeters (9.1 to 14.2 inches); black (10YR 2/1), dark grayish brown (10YR 4/2), dry; silty clay loam; 29 percent clay; weak fine subangular blocky structure; friable; 2.0 very fine roots throughout; 2.0 very fine tubular pores; fragments; moderately acid, pH 5.6; abrupt smooth boundary. Lab sample # 09N02576; observed in push tube
E—36 to 58 centimeters (14.2 to 22.8 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; silt loam; 24 percent clay; weak thin platy structure; friable; 1.0 very fine roots throughout; 3.0 very fine tubular pores; fragments; slightly acid, pH 6.1; abrupt smooth boundary. Lab sample # 09N02577; observed in push tube
Btg1—58 to 84 centimeters (22.8 to 33.1 inches); very dark gray (5Y 3/1) silty clay loam; 34 percent clay; moderate medium prismatic parts to moderate fine subangular blocky structure; firm; 1.0 very fine roots throughout; 3.0 very fine tubular pores; 100 percent distinct black (10YR 2/1) clay films on vertical faces of peds; fragments; neutral, pH 6.6; clear smooth boundary. Lab sample # 09N02578; observed in push tube. continuous - phpvsfiid 452333; continuous - phpvsfiid 452333
Btg2—84 to 107 centimeters (33.1 to 42.1 inches); dark gray (5Y 4/1) silty clay loam; 39 percent clay; strong medium prismatic parts to strong fine subangular blocky, and strong medium subangular blocky structure; firm; 1.0 very fine roots throughout; 3.0 very fine tubular pores; 100 percent distinct very dark gray (5Y 3/1) clay films on vertical faces of peds; fragments; neutral, pH 6.6; gradual smooth boundary. Lab sample # 09N02579; observed in push tube. continuous - phpvsfiid 452334; continuous - phpvsfiid 452334
Btg3—107 to 132 centimeters (42.1 to 52.0 inches); dark gray (5Y 4/1) silty clay loam; 35 percent clay; moderate medium prismatic parts to moderate medium subangular blocky structure; firm; 3.0 very fine tubular pores; 50 percent distinct very dark gray (5Y 3/1) clay films on vertical faces of peds; fragments; slightly acid, pH 6.1; gradual smooth boundary. Lab sample # 09N02580; observed in push tube. discontinuous - phpvsfiid 452335; discontinuous - phpvsfiid 452335
Btg4—132 to 163 centimeters (52.0 to 64.2 inches); gray (5Y 5/1) silty clay loam; 32 percent clay; moderate medium prismatic parts to moderate medium subangular blocky, and moderate coarse subangular blocky structure; friable; 1.0 very fine roots throughout; 4.0 very coarse tubular pores; 20 percent distinct dark gray (5Y 4/1) clay films on vertical faces of peds; 2 percent fine distinct irregular light olive brown (2.5Y 5/4) masses of oxidized iron throughout; fragments; moderately acid, pH 5.9; clear smooth boundary. Lab sample # 09N02581; observed in push tube. discontinuous - phpvsfiid 452336; discontinuous - phpvsfiid 452336
BCg—163 to 183 centimeters (64.2 to 72.0 inches); olive gray (5Y 5/2) silty clay loam; 27 percent clay; moderate coarse prismatic structure; friable; 4.0 very fine tubular pores; 5 percent fine distinct irregular light olive brown (2.5Y 5/4) masses of oxidized iron throughout and 5 percent fine prominent spherical black (10YR 2/1) iron-manganese masses throughout; fragments; moderately acid, pH 5.7; gradual smooth boundary. Lab sample # 09N02582; observed in push tube
C—183 to 203 centimeters (72.0 to 79.9 inches); olive gray (5Y 5/2) silt loam; 26 percent clay; massive; friable; 4.0 very fine tubular pores; 5 percent fine prominent spherical black (10YR 2/1) iron-manganese nodules throughout and 10 percent fine prominent irregular light olive brown (2.5Y 5/6) masses of oxidized iron throughout; fragments; strongly acid, pH 5.1. Lab sample # 09N02583; observed in push tube