IDENTIFIERS
Current Taxon Name (Soil Name):
Willamette
OSD
Series Extent
User Site ID:
08-DRJ-05
User Pedon ID:
S2008OR071001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
09N0802
NCSS Pedon Lab Data NASIS Record ID -
24482
Print Date:
5/30/2024
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:
45.2247772
Std. Longitude:
-123.2312241
Datum:
WGS84
Township:
4 S.
Range:
4 W.
Section:
18
Country:
US—United States
State:
Oregon
County:
OR071—Yamhill
MLRA:
2—Willamette and Puget Sound Valleys
Non-MLRA Soil Survey Area:
OR071—Yamhill County, Oregon
PEDON
Describers Name:
David Johnson
Current Taxonomic Class:
Fine-silty, mixed, superactive, mesic Pachic Ultic Argixerolls
Current Taxon Kind:
series
Pedon Type:
classifies to current taxon name, full description
Pedon Purpose:
full pedon description
Pedon Record Orgin:
NASIS
Pedon #:
1
Correlated Information:
Soil Name -
Willamette
Classificaton Date -
6/15/2009
Soil Taxonomic Edition -
tenth edition
Moisture Subclass -
xeric
Sampled As Information:
Soil Name -
Willamette
Classificaton Date -
12/8/2006
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
glaciolacustrine deposits
Landscape:
valley
Landform:
terrace
Slope Shape Across:
linear
Slope Shape Down:
convex
Drainage Class:
well
Flooding:
none flooding
Ponding:
none ponding
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
12/8/2006 (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
Current Air Temp -
9
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
mollic epipedon
argillic horizon
0—58
58—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
1
—
—
51.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A—0 to 33 centimeters (0.0 to 13.0 inches); grayish brown (10YR 5/2), dark brown (10YR 3/3), moist; silt loam; 5 percent sand; 70 percent silt; 25 percent clay; moderate medium subangular blocky structure; moderately hard, friable, slightly sticky, slightly plastic; 10.0 very fine roots and 4.0 fine roots; fragments; abrupt wavy boundary. Lab sample # 09N02693; moist when described; observed in pit, small
BA—33 to 58 centimeters (13.0 to 22.8 inches); brown (10YR 5/3), dark brown (10YR 3/3), moist; silty clay loam; 5 percent sand; 67 percent silt; 28 percent clay; moderate coarse subangular blocky structure; moderately hard, friable, slightly sticky, moderately plastic; 4.0 very fine roots and 1.0 fine roots; 50 percent gray (10YR 6/1), dry, silt coats on all faces of peds; fragments; clear wavy boundary. Lab sample # 09N02694; moist when described; observed in pit, small
Bt—58 to 93 centimeters (22.8 to 36.6 inches);, brown (10YR 4/3), moist; silty clay loam; 5 percent sand; 66 percent silt; 29 percent clay; moderate coarse subangular blocky, and weak coarse prismatic structure; very hard, friable, moderately sticky, moderately plastic; 2.0 very fine roots and 0.5 fine roots; 10 percent brown (7.5YR 4/4), dry, and brown (10YR 4/3), moist, clay films on all faces of peds and 10 percent brown (10YR 4/3), moist, and brown (7.5YR 4/4), dry, clay films on surfaces along pores; fragments; clear wavy boundary. Lab sample # 09N02695; moist when described; observed in pit, small
BCt—93 to 152 centimeters (36.6 to 59.8 inches);, brown (10YR 4/3), moist; silty clay loam; 5 percent sand; 62 percent silt; 33 percent clay; moderate coarse subangular blocky, and moderate very coarse subangular blocky structure; extremely hard, firm, moderately sticky, moderately plastic; 1.0 very fine roots; 50 percent brown (10YR 4/3), moist, and brown (7.5YR 4/4), dry, clay films on surfaces along pores and 50 percent brown (10YR 4/3), moist, and brown (7.5YR 4/4), dry, clay films on all faces of peds; 5 percent olive gray (5Y 5/2) iron depletions on faces of peds; fragments. Lab sample # 09N02696; moist when described; observed in pit, small