IDENTIFIERS

  • Current Taxon Name (Soil Name): Powell
  • OSD
  • Series Extent
  • User Site ID: S1970OR051002
  • User Pedon ID: S1970OR051002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 70C0078
  • NCSS Pedon Lab Data NASIS Record ID - 43859
  • Print Date: 11/23/2024

    • LOCATION

  • Township: 1S
  • Range: 4E
  • Section: 17
  • PLSS Details: 1 mile east and 1/4 mile south of Powell Church on Chiodo farm, NW1/4 SW1/4
  • 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 and K. W. Flach
  • Current Taxonomic Class: Coarse-silty, mixed, superactive, mesic Typic Fragiochrepts
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Powell
  • PSC - 25 to 41 cm.
  • Classificaton Date - 1/27/2010
  • Sampled As Information:
  • Soil Name - POWELL
  • Classificaton Date - 9/9/1970
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/9/1970 (actual site observation date)
  • Air Photo ID: DFO-5D-21
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - crop trees
  • 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

    —

    —

    146

    —

    1219

    —

    —

    —

    —

    —

    —

    —

    —

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    AP—0 to 20 centimeters (0.0 to 7.9 inches); dark brown (10YR 3/3) silt loam; moderate very fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 21.0 very fine pores; 1 percent fine ; fragments; slightly acid, pH 6.2, unspecified; abrupt smooth boundary. Lab sample # 70C00487; moist when described;
    B21—20 to 33 centimeters (7.9 to 13.0 inches); brown (10YR 4/3) silt loam; moderate very fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 21.0 very fine pores; 1 percent fine ; fragments; moderately acid, pH 6.0, unspecified; clear smooth boundary. Lab sample # 70C00488; moist when described;. few fine firm peds or concretions
    B22—33 to 41 centimeters (13.0 to 16.1 inches); brown (10YR 4/3) silt loam; 1 percent grayish brown (10YR 5/2) fine distinct and 3 percent yellowish red (5YR 4/6) fine distinct mottles; moderate very fine and fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 21.0 very fine pores; 1 percent fine ; fragments; moderately acid, pH 5.8, unspecified; abrupt wavy boundary. Lab sample # 70C00489; moist when described;. few fine firm peds or concretions
    CX1—41 to 63 centimeters (16.1 to 24.8 inches); brown (10YR 4/3) and dark yellowish brown (10YR 4/4) silt loam; 21 percent light brownish gray (10YR 6/2) medium distinct and 21 percent grayish brown (10YR 5/2) medium distinct and 21 percent reddish brown (5YR 4/3) medium distinct and 21 percent reddish brown (5YR 4/4) medium distinct mottles; weak fine platy structure; firm, slightly sticky, slightly plastic; 0.5 very fine roots; 21.0 very fine pores; fragments; moderately acid, pH 5.8, unspecified; clear wavy boundary. Lab sample # 70C00490; moist when described;
    CX2—63 to 99 centimeters (24.8 to 39.0 inches); brown (10YR 4/3) silt loam; 21 percent yellowish red (5YR 5/6) fine distinct and 21 percent yellowish red (5YR 5/8) fine distinct mottles; weak medium and coarse prismatic structure; firm, slightly sticky, slightly plastic; 3.0 very fine pores; 10 percent black stains; fragments; moderately acid, pH 5.6, unspecified; clear wavy boundary. Lab sample # 70C00491; moist when described;. mottle streaks up to 1 inch thick of light brownish gray and grayish brown (10YR 6/2, 5/2)
    CX3—99 to 175 centimeters (39.0 to 68.9 inches); brown (10YR 5/3) and yellowish brown (10YR 5/6) and yellowish red (5YR 4/6) and pinkish gray (5YR 6/2) silt loam; massive; firm, slightly sticky, slightly plastic; 21.0 very fine and 0.5 medium pores; 10 percent black stains; fragments; moderately acid, pH 5.8, unspecified. Lab sample # 70C00492; moist when described;. streaks in fractures of light brownish gray (10YR 6/2)