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: 11/11/2024

    • 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

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    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

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    —

    —

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    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