IDENTIFIERS

  • Current Taxon Name (Soil Name): UNNAMED
  • OSD
  • Series Extent
  • User Site ID: S1974AK290002
  • User Pedon ID: S1974AK290002
  • Vegetation Plot ID: S1974AK290002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 74C0093
  • NCSS Pedon Lab Data NASIS Record ID - 44854
  • Print Date: 11/21/2024

    • 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: 64.9166641
  • Std. Longitude: -157.6333313
  • Datum: WGS84
  • Location Description: about 4 km northeast of village of Koyukuk
  • State: Alaska
  • County: AK290—Yukon-Koyukuk Census Area

    • PEDON

  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - UNNAMED
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/1/1974
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1974 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PIGL

    POTR5

    Picea glauca

    Populus tremuloides

    white spruce

    quaking aspen

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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

    30

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    100

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    135

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    O1—0 to 4 centimeters (0.0 to 1.6 inches); black (5YR 2/1); 21.0 roots; fragments; abrupt smooth boundary. Lab sample # 74C00540
    A1—4 to 14 centimeters (1.6 to 5.5 inches); dark brown (10YR 3/3) very fine sandy loam; weak very fine granular structure; very friable; 21.0 roots; fragments; abrupt wavy boundary. Lab sample # 74C00541
    A2—14 to 22 centimeters (5.5 to 8.7 inches); brown (10YR 5/3) silt loam; weak very thin platy structure; very friable; 3.0 roots; fragments; abrupt wavy boundary. Lab sample # 74C00542
    B2—22 to 35 centimeters (8.7 to 13.8 inches); brown (10YR 4/3) silt loam; weak thin platy structure; very friable; 3.0 roots; fragments; clear wavy boundary. Lab sample # 74C00543
    B3—35 to 47 centimeters (13.8 to 18.5 inches); olive brown (2.5Y 4/3) silt loam; weak very thin platy structure; very friable; 0.5 roots; fragments; clear wavy boundary. Lab sample # 74C00544
    C1—47 to 55 centimeters (18.5 to 21.7 inches); olive (5Y 4/3) silt loam; weak very thin platy structure; very friable; 0.5 roots; fragments; abrupt smooth boundary. Lab sample # 74C00545
    2C2—55 to 68 centimeters (21.7 to 26.8 inches); very dark grayish brown (10YR 3/2) gravelly fine sandy loam; weak fine subangular blocky structure; friable; 0.0 roots; fragments; abrupt smooth boundary. Lab sample # 74C00546
    2C3—68 to 79 centimeters (26.8 to 31.1 inches); black (10YR 2/1) very gravelly loamy sand; single grain; loose; fragments; abrupt smooth boundary. Lab sample # 74C00547
    2C4—79 to 104 centimeters (31.1 to 40.9 inches); very dark brown (10YR 2/2) very gravelly loamy sand; single grain; loose; fragments. Lab sample # 74C00548