IDENTIFIERS
Current Taxon Name (Soil Name):
Onawa
OSD
Series Extent
User Site ID:
S1994NE177015
User Pedon ID:
94NE177015
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
95P0326
NCSS Pedon Lab Data NASIS Record ID -
67344
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:
41.4355545
Std. Longitude:
-95.9602814
Datum:
WGS84
Township:
17N
Range:
13E
Section:
21
PLSS Details:
900 feet east and 300 feet south of the northwest corner
State:
Nebraska
County:
NE177—Washington
MLRA:
107—Iowa and Missouri Deep Loess Hills
Non-MLRA Soil Survey Area:
NE177—Washington County, Nebraska
7.5 Minute USGS Quad:
41095-D8—Loveland, Iowa
PEDON
Describers Name:
Stephen L. Hartung, Francis Belohlavy, Mark Kuzila, Neal Stolpe
Current Taxonomic Class:
Clayey over loamy, montmorillonitic (calcareous), mesic Aquic Udifluvents
Current Taxon Kind:
series
Pedon Type:
classifies to current taxon name, full description
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from PDP 3.x
Pedon #:
15
Sampled As Information:
Soil Name -
Onawa
Taxonomic Class -
Clayey over loamy, montmorillonitic (calcareous), mesic Aquic Udifluvents
PSC -
25 to 100 cm.
Classificaton Date -
11/10/1994
Moisture Class -
udic
Dynamic Soil Properties:
Erosion Class -
0
Pedoderm Loose Cover Indicator -
no
Hydric:
no
Field Measured Properties:
15.24 cm of Depth to free l and 0 cm of Depth to mottle
SITE
Landscape:
river valley
Landform:
flood plain
Slope Shape Across:
linear
Slope Shape Down:
linear
Runoff:
low
Drainage Class:
somewhat poorly
Flooding:
occasional flooding
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
11/10/1994 (actual site observation date)
Air Photo ID:
2-9T
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
Pedon Restrictions
Kind
Hardness
Restriction Depth L-H
Restriction Thickness L-RV-H
cm
abrupt textural change
—
69 -
—
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
abrupt textural change
69—
—-
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
0
—
—
302
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (2.5Y 3/2) crushed, grayish brown (2.5Y 5/2), dry; clay; massive; very hard, very firm; 21.0 very fine and fine roots throughout; 21.0 very fine and fine moderate-continuity tubular pores; 3 percent medium irregular black (10YR 2/1) iron-manganese masses throughout; fragments; abrupt wavy boundary. Lab sample # 95P02554
Cg1—15 to 25 centimeters (5.9 to 9.8 inches); dark gray (2.5Y 4/1) crushed, grayish brown (2.5Y 5/2), dry; stratified clay; massive; very hard, very firm; 21.0 very fine and fine roots throughout; 21.0 very fine and fine low-continuity tubular pores; 3 percent coarse irregular black (10YR 2/1) iron-manganese masses throughout; 1 percent fine and medium spherical light gray (10YR 7/2) carbonate nodules throughout; fragments; very slight effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 95P02555
Cg2—25 to 48 centimeters (9.8 to 18.9 inches); dark gray (2.5Y 4/1) crushed, grayish brown (2.5Y 5/2), dry; stratified clay; moderate very fine angular blocky structure; very hard, very firm; 21.0 very fine and fine roots throughout; 21.0 very fine and fine low-continuity tubular pores; 75 percent faint pressure faces on all faces of peds; fragments; slight effervescence, by hcl, unspecified; clear wavy boundary. Lab sample # 95P02556
Cg3—48 to 69 centimeters (18.9 to 27.2 inches); gray (2.5Y 5/1) crushed, gray (2.5Y 6/1), dry; stratified clay; moderate coarse angular blocky structure; very hard, very firm; 3.0 fine roots throughout; 21.0 fine moderate-continuity tubular pores; 75 percent faint pressure faces on all faces of peds; fragments; strong effervescence, by hcl, unspecified; abrupt wavy boundary. Lab sample # 95P02557
2Cg4—69 to 107 centimeters (27.2 to 42.1 inches); gray (2.5Y 6/1) crushed, light gray (2.5Y 7/2), dry; stratified very fine sandy loam; massive; soft, very friable; 3.0 fine roots throughout; 21.0 fine high-continuity tubular and 0.5 coarse high-continuity tubular pores; 3 percent fine and medium irregular very dark brown (10YR 2/2) iron-manganese masses throughout; fragments; strong effervescence, by hcl, unspecified; gradual wavy boundary. Lab sample # 95P02558
2Cg5—107 to 150 centimeters (42.1 to 59.1 inches); light olive brown (2.5Y 5/3) crushed, light yellowish brown (2.5Y 6/3), dry; stratified very fine sandy loam; massive; soft, very friable; 0.5 fine roots throughout; 21.0 fine high-continuity tubular pores; 3 percent fine and medium irregular very dark brown (10YR 2/2) iron-manganese masses throughout; fragments; strong effervescence, by hcl, unspecified; gradual wavy boundary. Lab sample # 95P02559
2Cg6—150 to 180 centimeters (59.1 to 70.9 inches); light brownish gray (2.5Y 6/2) crushed, light gray (2.5Y 7/2), dry; stratified very fine sandy loam to silt loam; massive; soft, very friable; 3.0 fine high-continuity tubular pores; 3 percent fine cylindrical black (10YR 2/1) iron-manganese masses throughout; fragments; strong effervescence, by hcl, unspecified; diffuse wavy boundary. Lab sample # 95P02560
2Cg7—180 to 203 centimeters (70.9 to 79.9 inches); grayish brown (2.5Y 5/2) crushed, light gray (2.5Y 7/2), dry; stratified very fine sandy loam; massive; soft, very friable; 3.0 fine high-continuity tubular pores; 3 percent medium platy black (10YR 2/1) iron-manganese masses; fragments; strong effervescence, by hcl, unspecified. Lab sample # 95P02561