IDENTIFIERS
Current Taxon Name (Soil Name):
Truckee
OSD
Series Extent
User Site ID:
00CA0352005
User Pedon ID:
00CA0352005
Vegetation Plot ID:
00CA0352005
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
01P0333
NCSS Pedon Lab Data NASIS Record ID -
13115
Print Date:
11/24/2024
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:
40.3280833
Std. Longitude:
-120.3145278
Datum:
WGS84
Location Description:
Jay Dow
Map Unit:
248—Humboldt silty clay, 0 to 1 percent slopes, ponded
State:
California
County:
CA035—Lassen
MLRA:
23—Malheur High Plateau
Non-MLRA Soil Survey Area:
CA608—Susanville Area, Parts of Lassen and Plumas Counties, California
7.5 Minute USGS Quad:
40120-C3—Wendel Hot Springs, California
PEDON
Describers Name:
STSL
Current Taxonomic Class:
Fine-loamy, mixed, superactive, mesic Fluvaquentic Haploxerolls
Current Taxon Kind:
series
Pedon Type:
map unit inclusion
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from PDP 3.x
Correlated Information:
Soil Name -
Truckee
PSC -
25 to 100 cm.
Classificaton Date -
9/29/2008
Soil Taxonomic Edition -
tenth edition
Moisture Class -
aridic (torric)
Moisture Subclass -
xeric
Sampled As Information:
Soil Name -
Truckee
Classificaton Date -
11/1/2000
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landform:
alluvial flat
Runoff:
negligible
Drainage Class:
somewhat poorly
Flooding:
occasional flooding begining in feb
Wet Soil Moisture Duration:
150
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
11/1/2000 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Vegetation Plot Plants
Plant Symbol
Scientific Name
National Vernacular Name
Plant Type Group
Canopy Cover %
Vegetation Stata Level
MESA
Medicago sativa
alfalfa
—
—
—
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
mollic epipedon
0—28
—-
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
—
—
1218
—
229
—
—
10.6
—
—
11.1
—
—
—
—
—
—
—
Ap—0 to 8 centimeters (0.0 to 3.1 inches); very dark gray (10YR 3/1), black (N 2/0), moist; silty clay; weak coarse prismatic parts to strong medium angular blocky structure; hard when dry, very friable, very sticky, slightly plastic; 30.0 very fine roots and 5.0 fine to coarse roots; 30.0 very fine tubular pores; fragments; noneffervescent; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary.
A2—8 to 28 centimeters (3.1 to 11.0 inches); dark gray (10YR 4/1), black (N 2/0), moist; silty clay; weak coarse prismatic parts to strong medium and coarse angular blocky structure; very hard, friable, very sticky, slightly plastic; 30.0 very fine roots and 0.9 medium and coarse roots and 5.0 fine roots; 30.0 very fine tubular and 5.0 fine pores; 5 percent fine threadlike noncoherent cemented light brownish gray (10YR 6/2) lime masses; fragments; noneffervescent; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary.
Bk1—28 to 53 centimeters (11.0 to 20.9 inches); light olive gray (5Y 6/2), olive gray (5Y 4/2), moist; clay loam; moderate fine and medium prismatic parts to strong fine angular blocky structure; very hard, friable, very sticky, slightly plastic; 5.0 very fine and fine roots and 0.9 medium roots; 5.0 very fine tubular and 0.9 fine pores; 30 percent fine and medium threadlike noncoherent cemented light brownish gray (10YR 6/2) lime masses; fragments; slight effervescence; strongly alkaline, pH 8.6, hellige-truog; clear smooth boundary.
Bk2—53 to 74 centimeters (20.9 to 29.1 inches); light olive gray (5Y 6/2), olive gray (5Y 4/2), moist; clay loam; weak medium and coarse angular blocky structure; very hard, friable, very sticky, moderately plastic; 5.0 very fine roots; 5.0 very fine tubular pores; fragments; slight effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary.
Agb—74 to 99 centimeters (29.1 to 39.0 inches); olive gray (5Y 5/2), very dark gray (5Y 3/1), moist; clay loam; weak medium and coarse angular blocky structure; hard when dry, friable, very sticky, moderately plastic; 0.9 very fine roots; 5.0 very fine tubular and 0.9 fine pores; 30 percent fine and medium distinct olive brown (2.5Y 4/3) iron-manganese masses and 30 percent fine and medium distinct very dark gray (2.5Y 3/1) reduced matrix and 30 percent medium and coarse prominent dark greenish gray (5GY 4/1) reduced matrix; fragments; noneffervescent; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary.
Cg1—99 to 117 centimeters (39.0 to 46.1 inches); light gray (5Y 7/2), dark grayish brown (2.5Y 4/2), moist; loam; massive; hard when dry, very friable, moderately sticky, moderately plastic; 0.9 very fine roots; 5.0 very fine tubular and 0.9 fine pores; 30 percent fine and medium distinct olive brown (2.5Y 4/3), moist, iron-manganese masses and 30 percent medium and coarse prominent dark greenish gray (5GY 4/1), moist, reduced matrix; fragments; noneffervescent; moderately alkaline, pH 8.4, hellige-truog; clear smooth boundary.
Cg2—117 to 165 centimeters (46.1 to 65.0 inches); light gray (5Y 7/2), dark grayish brown (2.5Y 4/2), moist; loam; massive; hard when dry, very friable, moderately sticky, moderately plastic; 30.0 very fine tubular and 0.9 medium and 5.0 fine pores; 30 percent medium and coarse prominent dark greenish gray (5GY 4/1), moist, reduced matrix and 30 percent fine and medium distinct olive brown (2.5Y 4/3), moist, iron-manganese masses; fragments; noneffervescent; moderately alkaline, pH 8.2, hellige-truog.