IDENTIFIERS

  • Current Taxon Name (Soil Name): MIPOLOMOL
  • OSD
  • Series Extent
  • User Site ID: S1999CA111005
  • User Pedon ID: 99CA111005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 99P0345
  • NCSS Pedon Lab Data NASIS Record ID - 11204
  • Print Date: 1/30/2025

    • 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: 34.0572357
  • Std. Longitude: -118.8945236
  • Datum: WGS84
  • Township: 1S
  • Range: 21W
  • Section: 29
  • PLSS Details: About 750 feet south of the northwest corner
  • Location Description: about one mile north of the junction of Hwy. 1 and Hwy. 23
  • State: California
  • County: CA037—Los Angeles
  • MLRA: 20—Southern California Mountains
  • Non-MLRA Soil Survey Area: CA692—Santa Monica Mountains National Recreation Area
  • 7.5 Minute USGS Quad: 34118-A8—Triunfo Pass, California

    • PEDON

  • Describers Name: Al Wasner
  • Current Taxonomic Class: Loamy, mixed, thermic Lithic Haploxerolls
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - MIPOLOMOL
  • Taxonomic Class - Loamy, mixed, thermic Lithic Haploxerolls
  • Classificaton Date - 4/12/1999
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium derived from sandstone and shale and/or residuum weathered from sandstone and shale
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: weakly coherent at 30cm with <10
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/12/1999 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - other
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A

    Cr

    0

    30

    30

    50

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

    —

    —

    —

    —

    —
    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A

    Cr

    0

    30

    30

    50

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A

    Cr

    0

    30

    30

    50

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    0

    0

    —

    —

    —

    —

    —

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    paralithic contact

    0—30

    30—56

    —-

    —-
    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

    25

    —

    —

    339

    —

    180

    534

    —

    330

    16.5

    —

    —

    17.5

    —

    —

    —

    —

    —

    —

    —
    A—0 to 30 centimeters (0.0 to 11.8 inches); brown (10YR 5/3), dark brown (10YR 3/3), moist; gravelly loam; weak fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 2.0 very fine roots between peds and 2.0 fine roots between peds; 2.0 fine interstitial pores; 30 percent by volume flat angular very strongly coherent cemented 2-75-150 millimeter unspecified fragments; noneffervescent, by hcl, 1n; neutral, pH 6.6, pH meter, saturated paste; abrupt wavy boundary. Lab sample # 99P01776; observed in pit, small
    Cr—30 to 50 centimeters (11.8 to 19.7 inches); bedrock; 2.0 very fine roots between peds; 10.0 very fine tubular and 10.0 fine tubular pores; fragments and fragments; noneffervescent, by hcl, 1n.; observed in pit, small