IDENTIFIERS

  • Current Taxon Name (Soil Name): Merrill
  • OSD
  • Series Extent
  • User Site ID: S1969CA071023
  • User Pedon ID: S1969CA071023
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 69C0055
  • NCSS Pedon Lab Data NASIS Record ID - 43628
  • 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: 33.9905548
  • Std. Longitude: -117.6891632
  • Datum: WGS84
  • Township: 2S
  • Range: 8W
  • Section: 14
  • PLSS Details: About 300 feet northwest of Eucalyptus and Central Avenue, SW1/4 SE1/4 SW1/4
  • State: California
  • County: CA071—San Bernardino
  • MLRA: 19—Southern California Coastal Plains and Mountains
  • Non-MLRA Soil Survey Area: CA677—San Bernardino County Southwestern Part, California

    • PEDON

  • Describers Name: A. A. Knecht, W. D. Nettleton, W. Z. Brock
  • Current Taxonomic Class: Fine-silty, mixed, superactive, calcareous, thermic Fluvaquentic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 23
  • Correlated Information:
  • Soil Name - Merrill
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Merrill
  • Classificaton Date - 6/10/1969
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: alluvial fan
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/10/1969 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

    —

    —

    56

    —

    406

    —

    —

    16.1

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    —

    —

    —

    —

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    —

    —

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    AP1—0 to 15 centimeters (0.0 to 5.9 inches); dark olive gray (5Y 3/2), gray (5Y 5/1), dry; silt loam; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots; 21.0 very fine interstitial pores; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 69C00291; dry when described;
    AP2—15 to 28 centimeters (5.9 to 11.0 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silt loam; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 3.0 very fine tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 69C00292; dry when described;
    A13—28 to 51 centimeters (11.0 to 20.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silt loam; weak coarse angular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 3.0 very fine tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 69C00293; dry when described;
    A14—51 to 63 centimeters (20.1 to 24.8 inches); dark gray (10YR 4/1), gray (10YR 6/1), dry; silt loam; weak coarse angular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 3.0 very fine tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 69C00294; dry when described;
    C1CA—63 to 79 centimeters (24.8 to 31.1 inches); grayish brown (2.5Y 5/2), light gray (2.5Y 7/2), dry; loam; massive; slightly hard, friable, moderately sticky, slightly plastic; 0.1 roots; 0.5 very fine tubular pores; 25 percent irregular strongly coherent cemented carbonate concretions; fragments; violent effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 69C00295; dry when described;
    C2CA—79 to 110 centimeters (31.1 to 43.3 inches); grayish brown (2.5Y 5/2), light gray (2.5Y 7/2), dry; loam; massive; slightly hard, friable, moderately sticky, moderately plastic; 0.5 very fine tubular pores; 50 percent irregular strongly coherent cemented carbonate concretions; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; clear wavy boundary. Lab sample # 69C00296; dry when described;
    C3—110 to 125 centimeters (43.3 to 49.2 inches); grayish brown (2.5Y 5/2), light brownish gray (2.5Y 6/2), dry; loam; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual wavy boundary. Lab sample # 69C00297; dry when described;
    C4—125 to 150 centimeters (49.2 to 59.1 inches); grayish brown (2.5Y 5/2), light brownish gray (2.5Y 6/2), dry; loam; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine tubular pores; fragments; slight effervescence; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 69C00298; dry when described;