IDENTIFIERS

  • Current Taxon Name (Soil Name): Haire
  • OSD
  • Series Extent
  • User Site ID: 92CA055009
  • User Pedon ID: 92CA055009
  • Vegetation Plot ID: 92CA055009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0024
  • NCSS Pedon Lab Data NASIS Record ID - 65367
  • Print Date: 12/11/2024

    • 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: 38.2186111
  • Std. Longitude: -122.3555556
  • Datum: WGS84
  • Location Description: Napa RCD vineyard, 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 - 89 to 140 cm.
  • Classificaton Date - 8/29/1991
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hillside
  • Hill Slope Profile: footslope
  • Slope Shape Across: linear
  • Slope Shape Down: concave
  • Runoff: very low
  • Drainage Class: moderately well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/29/1991 (actual site observation date)
  • Air Photo ID: 45
  • 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

    BRHOH

    HOMU

    Bromus hordeaceus ssp. hordeaceus

    Hordeum murinum

    soft brome

    mouse barley

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    —

    —

    —

    —

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

    ochric epipedon

    albic horizon

    fragipan

    argillic horizon

    0—43

    43—66

    66—89

    89—157

    —-

    —-

    —-

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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

    2

    —

    —

    3

    —

    635

    —

    —

    14.4

    —

    —

    15.6

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; 3 percent dark yellowish brown (10YR 4/6) fine prominent mottles; moderate coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 21.0 fine and medium roots; 3.0 very fine tubular pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 93P0189
    Oi—3 to 0 centimeters (1.2 to 0.0 inches); fragments.
    A2—18 to 43 centimeters (7.1 to 16.9 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 21.0 fine and medium roots; 3.0 very fine and fine tubular pores; 75 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds and in pores; 5 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 93P0190. discontinuous - phpvsfiid 107913; discontinuous - phpvsfiid 107913
    E—43 to 66 centimeters (16.9 to 26.0 inches); dark grayish brown (10YR 4/2), very pale brown (10YR 8/2), dry; weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 3.0 very fine and fine roots; 3.0 very fine tubular pores; 75 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 93P0191. discontinuous - phpvsfiid 107914; discontinuous - phpvsfiid 107914
    Bx—66 to 89 centimeters (26.0 to 35.0 inches); brown (10YR 4/3), light gray (10YR 7/2), dry; weak medium subangular blocky structure; very hard, firm, weakly cemented, slightly sticky, slightly plastic; brittle; 3.0 very fine and fine roots; 3.0 very fine tubular pores; 75 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; abrupt wavy boundary. Lab sample # 93P0192. discontinuous - phpvsfiid 107915; discontinuous - phpvsfiid 107915
    Bt1—89 to 132 centimeters (35.0 to 52.0 inches); brown (10YR 5/3), light yellowish brown (10YR 6/4), dry; moderate coarse subangular blocky structure; extremely hard, extremely firm*, very sticky, very plastic; 3.0 very fine roots; 0.5 very fine tubular and 3.0 very fine interstitial pores; 75 percent prominent brown (10YR 5/3) clay films on faces of peds and in pores; fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 93P0193. continuous - phpvsfiid 107916; continuous - phpvsfiid 107916
    Bt2—132 to 157 centimeters (52.0 to 61.8 inches); yellowish brown (10YR 5/4), light yellowish brown (10YR 6/4), dry; moderate coarse angular blocky structure; extremely hard, extremely firm*, very sticky, very plastic; 3.0 very fine roots; 3.0 very fine interstitial and 0.5 very fine tubular pores; 75 percent prominent yellowish brown (10YR 5/4) clay films on faces of peds and in pores; fragments; strongly acid, pH 5.5, hellige-truog. No sample sent.; continuous - phpvsfiid 107917; continuous - phpvsfiid 107917