IDENTIFIERS

  • Current Taxon Name (Soil Name): Haire
  • OSD
  • Series Extent
  • User Site ID: 92CA055004
  • User Pedon ID: 92CA055004
  • Vegetation Plot ID: 92CA055004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0021
  • NCSS Pedon Lab Data NASIS Record ID - 65364
  • Print Date: 12/4/2024

    • 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: 38.2211111
  • Std. Longitude: -122.3536111
  • Datum: WGS84
  • Location Description: Napa RCD, south of Ramal Road, Huichica Creek Area.
  • State: California
  • County: CA055—Napa
  • MLRA: 14—Central California Coastal Valleys

    • PEDON

  • Describers Name: David Howell
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Haire
  • PSC - 53 to 103 cm.
  • Classificaton Date - 8/28/1991
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: river valley
  • Landform: fluvial terrace
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: very low
  • Drainage Class: moderately well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/28/1991 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    HOMU

    Hordeum murinum

    mouse barley

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

    ochric epipedon

    argillic horizon

    0—36

    53—142

    —-

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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

    1

    —

    —

    3

    —

    635

    —

    —

    14.4

    —

    —

    15.6

    —

    —

    —

    —

    —

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    —
    Ap—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; 21 percent strong brown (7.5YR 4/6) fine prominent mottles; weak coarse subangular blocky parts to moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 21.0 fine and medium roots; 21.0 very fine and fine tubular pores; fragments; neutral, pH 7.0, hellige-truog; gradual wavy boundary. Lab sample # 93P0176
    Oi—1 to 0 centimeters (0.4 to 0.0 inches); fragments.
    A2—13 to 36 centimeters (5.1 to 14.2 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; 3 percent dark yellowish brown (10YR 4/4) fine distinct mottles; strong fine and medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 21.0 fine and medium roots; 21.0 very fine and fine tubular pores; fragments; slightly acid, pH 6.5, hellige-truog; gradual wavy boundary. Lab sample # 93P0177
    BA—36 to 53 centimeters (14.2 to 20.9 inches); very dark grayish brown (10YR 3/2), light brownish gray (10YR 6/2), dry; 1 percent dark yellowish brown (10YR 4/4) fine distinct mottles; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 21.0 fine and medium roots; 21.0 very fine and fine tubular pores; fragments; slightly acid, pH 6.5, hellige-truog; abrupt wavy boundary. Lab sample # 93P0178
    Bt1—53 to 104 centimeters (20.9 to 40.9 inches); very dark grayish brown (10YR 3/2), very dark grayish brown (10YR 3/2), dry; strong coarse angular blocky structure; extremely hard, extremely firm*, very sticky, very plastic; 3.0 very fine and fine roots between peds; 0.5 very fine interstitial and 0.5 very fine tubular pores; 75 percent prominent dark brown (10YR 3/3) clay films on faces of peds and in pores; fragments; neutral, pH 7.0, hellige-truog; gradual wavy boundary. Lab sample # 93P0179. continuous - phpvsfiid 107905; continuous - phpvsfiid 107905
    Bt2—104 to 142 centimeters (40.9 to 55.9 inches); very dark gray (10YR 3/1), very dark grayish brown (10YR 3/2), dry; moderate fine and medium angular blocky structure; extremely hard, extremely firm*, very sticky, very plastic; 3.0 very fine roots; 0.5 very fine tubular and 0.5 very fine interstitial pores; 10 percent black (10YR 2/1) manganese or iron-manganese stains and 75 percent prominent dark brown (10YR 3/3) clay films on faces of peds and in pores; fragments; neutral, pH 7.0, hellige-truog. Lab sample # 93P0180. continuous - phpvsfiid 107906; patchy - phpvsfiid 107907; continuous - phpvsfiid 107906; patchy - phpvsfiid 107907