IDENTIFIERS

  • Current Taxon Name (Soil Name): Talkeetna
  • OSD
  • Series Extent
  • User Site ID: S1989AK170009
  • User Pedon ID: 89AK170009
  • Vegetation Plot ID: S1989AK170009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0648
  • NCSS Pedon Lab Data NASIS Record ID - 61748
  • Print Date: 4/24/2025

    • 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: 62.2500000
  • Std. Longitude: -150.0333405
  • Datum: WGS84
  • Location Description: Matanuska - Susitna Survey Area, Bartlett Hills
  • State: Alaska
  • County: AK170—Matanuska-Susitna Borough
  • MLRA: 170—Cook Inlet-Susitna Lowland

    • PEDON

  • Describers Name: Mark Clark, Robert Ahrens, and Joe Moore
  • Current Taxonomic Class: Medial over loamy-skeletal, mixed, superactive Alic Haplocryands
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - Talkeetna
  • PSC - 25 to 102 cm.
  • Classificaton Date - 2/1/2010
  • Sampled As Information:
  • Soil Name - Talkeetna
  • Taxonomic Class - Medial over loamy-skeletal, mixed Humic Cryorthod
  • Taxon Kind - series
  • Classificaton Date - 6/1/1989
  • Dynamic Soil Properties:
  • Erosion Class - 3
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: hillside or mountainside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1989 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • 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

    BEPA

    PIGL

    POTRT

    Betula papyrifera

    Picea glauca

    Populus tremula ssp. tremuloides

    paper birch

    white spruce

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    albic horizon

    spodic horizon

    8—15

    15—41

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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

    45

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    180

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    315

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    Oe—0 to 8 centimeters (0.0 to 3.1 inches); dark reddish brown (2.5YR 2/4) peat; medium roots and fine roots; fragments; abrupt smooth boundary. Lab sample # 89P03643
    A—8 to 16 centimeters (3.1 to 6.3 inches); dark reddish brown (5YR 3/2) silt loam; weak coarse granular structure; very friable, nonsticky, nonplastic; medium roots and fine roots; fragments; abrupt smooth boundary. Lab sample # 89P03644
    E—16 to 23 centimeters (6.3 to 9.1 inches); 30 percent brown (7.5YR 4/2) and 70 percent light brown (7.5YR 6/4) very fine sandy loam; weak fine subangular blocky structure; very friable, nonsticky, nonplastic; 2.5 very fine roots and fine roots; fragments; abrupt wavy boundary. Lab sample # 89P03645. common very fine roots
    Bhs—23 to 33 centimeters (9.1 to 13.0 inches); dark reddish brown (5YR 3/2) loam; moderate medium subangular blocky, and strong coarse granular structure; very friable, nonsticky, nonplastic; 2.5 very fine roots and fine roots; fragments; clear wavy boundary. Lab sample # 89P03646. common very fine roots
    Bs1—33 to 41 centimeters (13.0 to 16.1 inches); dark reddish brown (2.5YR 3/4) loam; moderate fine subangular blocky structure; very friable, nonsticky, nonplastic; 0.5 very fine roots and fine roots; fragments; clear wavy boundary. Lab sample # 89P03647. few very fine roots
    Bs2—41 to 49 centimeters (16.1 to 19.3 inches); reddish brown (5YR 4/4) loam; moderate medium subangular blocky structure; very friable, nonsticky, nonplastic; 0.5 very fine roots and fine roots; fragments; abrupt broken boundary. Lab sample # 89P03648. few very fine roots
    Eb—49 to 56 centimeters (19.3 to 22.0 inches); yellowish brown (10YR 5/4) silt loam; moderate thick platy structure; very friable, nonsticky, nonplastic; 0.5 very fine roots and fine roots; fragments; clear wavy boundary. Lab sample # 89P03649. few very fine roots
    Bsb—56 to 72 centimeters (22.0 to 28.3 inches); reddish brown (5YR 4/4) and brown (7.5YR 4/4) loam; moderate medium subangular blocky structure; very friable, nonsticky, nonplastic; fragments; abrupt wavy boundary. Lab sample # 89P03650
    2BC—72 to 94 centimeters (28.3 to 37.0 inches); 30 percent grayish brown (10YR 5/2) and 70 percent dark yellowish brown (10YR 4/4) very cobbly sandy loam; friable, nonsticky, nonplastic; 15 percent by volume 75-162-250 millimeter unspecified fragments; gradual wavy boundary. Lab sample # 89P03651
    2C—94 to 122 centimeters (37.0 to 48.0 inches); olive brown (2.5Y 4/4) very cobbly sandy loam; firm, nonsticky, nonplastic; 25 percent by volume 75-162-250 millimeter unspecified fragments. Lab sample # 89P03652