IDENTIFIERS

  • Current Taxon Name (Soil Name): Haire
  • OSD
  • Series Extent
  • User Site ID: 92CA055005
  • User Pedon ID: 92CA055005
  • Vegetation Plot ID: 92CA055005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0022
  • NCSS Pedon Lab Data NASIS Record ID - 65365
  • Print Date: 5/6/2024

    • 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: 38.2213889
  • Std. Longitude: -122.3550000
  • 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 - 38 to 89 cm.
  • Classificaton Date - 8/28/1991
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Landform: hillside
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/28/1991 (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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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—38

    38—152

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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

    9

    —

    —

    8

    —

    135

    635

    —

    —

    14.4

    —

    —

    15.6

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark grayish brown (10YR 3/2), light gray (10YR 7/2), dry; 3 percent dark yellowish brown (10YR 4/4) fine distinct mottles; weak 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; fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 93P0181
    Oi—3 to 0 centimeters (1.2 to 0.0 inches); fragments.
    A2—15 to 38 centimeters (5.9 to 15.0 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; moderate 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; abrupt wavy boundary. Lab sample # 93P0182
    2Bt1—38 to 84 centimeters (15.0 to 33.1 inches); very dark grayish brown (10YR 3/2), very dark grayish brown (10YR 3/2), dry; moderate coarse angular blocky structure; extremely hard, extremely firm*, very sticky, very plastic; 3.0 very fine roots between peds; 3.0 very fine interstitial pores; 75 percent prominent very dark grayish brown (10YR 3/2) clay films on faces of peds and in pores; 15 percent by volume 2-39-75 millimeter sandstone, noncalcareous fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # 93P0183. continuous - phpvsfiid 107908; continuous - phpvsfiid 107908
    2Bt2—84 to 152 centimeters (33.1 to 59.8 inches); very dark grayish brown (10YR 3/2), brown (10YR 4/3), dry; weak coarse angular blocky structure; extremely hard, extremely firm*, very sticky, very plastic; 0.5 very fine interstitial and 3.0 very fine tubular pores; 75 percent prominent very dark grayish brown (10YR 3/2) clay films on faces of peds and in pores; 20 percent by volume 2-39-75 millimeter sandstone, noncalcareous fragments; strongly acid, pH 5.5, hellige-truog. Lab sample # 93P0184. continuous - phpvsfiid 107909; continuous - phpvsfiid 107909