IDENTIFIERS

  • Current Taxon Name (Soil Name): Multnomah
  • OSD
  • Series Extent
  • User Site ID: S1970OR051009
  • User Pedon ID: S1970OR051009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 70C0066
  • NCSS Pedon Lab Data NASIS Record ID - 43847
  • Print Date: 4/16/2025

    • LOCATION

  • Township: 1S
  • Range: 3E
  • Section: 5
  • PLSS Details: 30 meters (100 feet) north of SE corner of Douglas fir stand, SE corner, SW 1/4, NW 1/4
  • Location Description: this site is located about 2 miles northwest of Gresham, Oregon.
  • State: Oregon
  • County: OR051—Multnomah
  • MLRA: 2—Willamette and Puget Sound Valleys
  • Non-MLRA Soil Survey Area: OR051—Multnomah County Area, Oregon

    • PEDON

  • Describers Name: A. O. Ness
  • Current Taxonomic Class: Coarse-loamy over sandy or sandy-skeletal, mixed, superactive, mesic Dystric Xerochrepts
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - Multnomah
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/27/2010
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - BRIEDWELL
  • Classificaton Date - 9/23/1970
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/23/1970 (actual site observation date)
  • Air Photo ID: DFOID-143
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • 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

    —

    —

    79

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    —

    —

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    A1—0 to 8 centimeters (0.0 to 3.1 inches); very dark brown (10YR 2/2) gravelly silt loam; moderate very fine granular structure; friable, slightly sticky, slightly plastic; 21.0 very fine roots; 21.0 very fine pores; 21 percent fine ; fragments; slightly acid, pH 6.4, unspecified; abrupt smooth boundary. Lab sample # 70C00401; moist when described;. 20 percent fine pebbles
    B21—8 to 31 centimeters (3.1 to 12.2 inches); brown (7.5YR 4/4) gravelly loam; weak very fine and fine subangular blocky structure; friable, slightly sticky, slightly plastic; 3.0 fine roots; 21.0 very fine pores; fragments; slightly acid, pH 6.2, unspecified; gradual smooth boundary. Lab sample # 70C00402; moist when described;. 20 percent fine pebbles
    B22—31 to 51 centimeters (12.2 to 20.1 inches); brown (7.5YR 4/4) gravelly loam; weak fine subangular blocky structure; friable, slightly sticky, slightly plastic; 3.0 very fine roots and 3.0 medium roots; 21.0 very fine pores; fragments; moderately acid, pH 6.0, unspecified; clear wavy boundary. Lab sample # 70C00403; moist when described;. 20 percent fine pebbles
    2C1—51 to 99 centimeters (20.1 to 39.0 inches); brown (7.5YR 4/4) very gravelly loam; massive; friable, nonsticky, nonplastic; 0.5 fine and medium roots; 21.0 very fine pores; fragments; moderately acid, pH 6.0, unspecified; gradual wavy boundary. Lab sample # 70C00404; moist when described;
    3C2—99 to 127 centimeters (39.0 to 50.0 inches); very dark grayish brown (10YR 3/2) and dark brown (10YR 3/3) very gravelly coarse sand; single grain; very friable, nonsticky, nonplastic; 21.0 very fine pores; fragments; moderately acid, pH 6.0, unspecified. Lab sample # 70C00405; moist when described;