IDENTIFIERS

  • Current Taxon Name (Soil Name): HILLSBORO
  • OSD
  • Series Extent
  • User Site ID: S1970OR051005
  • User Pedon ID: S1970OR051005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 70C0073
  • NCSS Pedon Lab Data NASIS Record ID - 43854
  • Print Date: 1/30/2025

    • LOCATION

  • Township: 1N
  • Range: 3E
  • Section: 35
  • PLSS Details: 305 meters (1000 feet) east of road, 91 meters (300 feet) south of Douglas fir stand, NW 1/4, NE 1/4, SW 1/4
  • Location Description: this site is located about 3/4 miles southeast of Wood Village, Oregon.
  • State: Oregon
  • County: OR051—Multnomah
  • Non-MLRA Soil Survey Area: OR051—Multnomah County Area, Oregon

    • PEDON

  • Describers Name: A. O. Ness and K. W. Flach
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - HILLSBORO
  • Taxonomic Class - Coarse-silty, mixed Ultic Haploxeralfs
  • PSC - 46 to 84 cm.
  • Classificaton Date - 9/10/1970
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/10/1970 (actual site observation date)
  • Air Photo ID: DFOID156
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

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    —

    105

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    AP1—0 to 20 centimeters (0.0 to 7.9 inches);, dark brown (10YR 3/3), moist; loam; moderate very fine and fine granular structure; friable, slightly sticky, slightly plastic; 3.0 fine roots; 21.0 very fine pores; 1 percent fine ; fragments; slightly acid, pH 6.4, unspecified; abrupt smooth boundary. Lab sample # 70C00450; moist when described;
    AP2—20 to 26 centimeters (7.9 to 10.2 inches);, dark yellowish brown (10YR 4/4) and dark brown (10YR 3/3), moist; loam; moderate fine subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 fine roots; 21.0 very fine pores; 1 percent fine ; fragments; slightly acid, pH 6.2, unspecified; abrupt smooth boundary. Lab sample # 70C00451; moist when described;
    B1—26 to 46 centimeters (10.2 to 18.1 inches);, dark yellowish brown (10YR 4/4), moist; loam; weak medium and coarse subangular blocky structure; firm, slightly sticky, slightly plastic; 0.5 fine roots; 21.0 very fine pores; 1 percent fine ; fragments; slightly acid, pH 6.2, unspecified; clear smooth boundary. Lab sample # 70C00452; moist when described;
    B21T—46 to 64 centimeters (18.1 to 25.2 inches);, brown (10YR 4/3), moist; loam; weak coarse subangular blocky, and moderate fine subangular blocky structure; firm, slightly sticky, slightly plastic; 0.5 fine roots; 21.0 very fine pores; 10 percent clay films; 1 percent fine ; fragments; moderately acid, pH 6.0, unspecified; gradual smooth boundary. Lab sample # 70C00453; moist when described;
    B22T—64 to 84 centimeters (25.2 to 33.1 inches);, brown (10YR 4/3), moist; silt loam; weak coarse subangular blocky, and moderate fine subangular blocky structure; firm, slightly sticky, slightly plastic; 0.5 fine roots; 21.0 very fine pores; 30 percent clay films; fragments; moderately acid, pH 6.0, unspecified; clear wavy boundary. Lab sample # 70C00454; moist when described;. few grayish brown (10YR 5/2) 1 inch diameter spots along coarse root channels in the lower part with yellowish red (5Yr 5/6) margins
    C1—84 to 135 centimeters (33.1 to 53.1 inches);, dark yellowish brown (10YR 4/4), moist; loam; massive; firm, slightly sticky, slightly plastic; 21.0 very fine pores; fragments; moderately acid, pH 5.6, unspecified; clear wavy boundary. Lab sample # 70C00455; moist when described;. few 1 inch diameter grayish brown (10YR 5/2) with yellowish red (5YR 5/6) margins along large root channels; 3 percent fine pebbles
    2C2—135 to 163 centimeters (53.1 to 64.2 inches);, dark yellowish brown (10YR 4/4), moist; gravelly sandy loam; massive; firm, nonsticky, nonplastic; 21.0 very fine pores; fragments; moderately acid, pH 5.8, unspecified. Lab sample # 70C00456; moist when described;. 5 percent pebbles