IDENTIFIERS
Current Taxon Name (Soil Name):
Castaic
OSD
Series Extent
User Site ID:
S1976CA037108
User Pedon ID:
S1976CA037108
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
40A3374
NCSS Pedon Lab Data NASIS Record ID -
38489
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:
34.5641670
Std. Longitude:
-118.6252747
Datum:
WGS84
Township:
6N
Range:
16W
Section:
31
PLSS Details:
NE1/4,NW1/4,SW1/4
Location Description:
North of Fore Bay, Castaic Lake Area, Saugus Ranger District. R17W recoreded on description changed to R16W.
Map Unit:
15—Calcixerollic Xerochrepts-Calleguas family-Modesto family, moderately deep complex, 30 to 60 percent slopes
State:
California
County:
CA037—Los Angeles
MLRA:
20—Southern California Mountains
Non-MLRA Soil Survey Area:
CA776—Angeles National Forest Area, California
PEDON
Describers Name:
Tom Ryan
Current Taxonomic Class:
Fine-silty, mixed, thermic Calcixerollic Xerochrepts
Pedon Record Orgin:
NASIS
Pedon #:
108
Sampled As Information:
Soil Name -
Castaic
Taxonomic Class -
Fine-silty, mixed, thermic Calcixerollic Xerochrepts
Classificaton Date -
11/9/1976
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Parent Material:
shale
Landform:
canyon
Geomorphic Component Hills:
side slope
Slope Complexity:
simple
Bedrock:
shale, unspecified
Geology:
Midcane Marine formation.
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
11/9/1976 (actual site observation date)
Air Photo ID:
0065USN
Surface Cover Properties:
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
cambic horizon
ochric epipedon
calcic horizon
—
—
—
—-
—-
—-
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
45
—
—
488
—
180
508
—
—
—
—
—
—
—
—
—
—
—
—
—
A1—0 to 13 centimeters (0.0 to 5.1 inches); brown (10YR 5/3), brown (10YR 4/3), moist; gravelly silty clay loam; strong very fine and fine granular structure; slightly hard, friable, moderately sticky, very plastic; 3.0 very fine roots; 21.0 very fine and fine tubular and 21.0 very fine and fine interstitial pores; 7 percent by volume 2-?-76 millimeter unspecified fragments; very slight effervescence; slightly alkaline, pH 7.6; abrupt wavy boundary. Lab sample # 40A26232
B1—13 to 41 centimeters (5.1 to 16.1 inches); yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; gravelly silty clay loam; moderate fine and medium subangular blocky structure; hard, friable, moderately sticky, very plastic; 0.5 very fine roots; 21.0 very fine tubular and 21.0 very fine interstitial pores; 5 percent by volume 2-?-76 millimeter unspecified fragments; very slight effervescence; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # 40A26233
Bac2—41 to 99 centimeters (16.1 to 39.0 inches); light yellowish brown (10YR 6/4) and yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; gravelly silty clay loam; weak very fine subangular blocky, and weak medium subangular blocky structure; hard, friable, moderately sticky, very plastic; 0.5 very fine roots; 21.0 very fine tubular and 21.0 very fine interstitial pores; 12 percent by volume 2-?-76 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.0; clear wavy boundary. Lab sample # 40A26234
Cr—99 to 107 centimeters (39.0 to 42.1 inches); pinkish gray (5YR 7/2); 0.5 very fine roots; fragments; violent effervescence; moderately alkaline, pH 8.0. Lab sample # 40A26235