IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonka
  • OSD
  • Series Extent
  • User Site ID: 56ND081010
  • User Pedon ID: 56ND081010
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0125
  • NCSS Pedon Lab Data NASIS Record ID - 32667
  • Print Date: 11/23/2024

    • 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: 46.1555556
  • Std. Longitude: -97.6747222
  • Datum: WGS84
  • Location Description: 900 feet north and 100 feet west of southeast corner of Section 15, T.131N., R.56W.
  • State: North Dakota
  • County: ND081—Sargent
  • MLRA: 55B—Central Black Glaciated Plains

    • PEDON

  • Describers Name: Wesley M. Larsen
  • Current Taxon Kind: series
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Tonka
  • Classificaton Date - 8/7/1956
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: till plain
  • Landform: depression
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/7/1956 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    albic horizon

    argillic horizon

    0—69

    15—28

    28—69

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    —-

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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

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); black (10YR 2/1); fine granular structure; friable, slightly sticky, slightly plastic; fragments wavy boundary. Lab sample # 40A00904; moist when described;
    E—15 to 28 centimeters (5.9 to 11.0 inches); very dark gray (10YR 3/1); moderate medium platy structure; very friable, slightly sticky, slightly plastic; fragments wavy boundary. Lab sample # 40A00905; moist when described;
    Bt1—28 to 48 centimeters (11.0 to 18.9 inches); very dark gray (10YR 3/1); moderate medium prismatic parts to moderate medium angular blocky structure; very firm, very sticky, very plastic; fragments wavy boundary. Lab sample # 40A00906; moist when described;
    Bt2—48 to 69 centimeters (18.9 to 27.2 inches); very dark gray (10YR 3/1); moderate medium prismatic parts to moderate medium angular blocky structure; very firm, very sticky, very plastic; fragments wavy boundary. Lab sample # 40A00907; moist when described;
    Bt3—69 to 86 centimeters (27.2 to 33.9 inches); very dark gray (10YR 3/1); moderate medium prismatic parts to moderate medium angular blocky structure; very firm, very sticky, very plastic; distinct clay films on vertical faces of peds and clay films on horizontal faces of peds; fragments wavy boundary. Lab sample # 40A00908; moist when described;. continuous - phpvsfiid 89781; patchy - phpvsfiid 89782; continuous - phpvsfiid 89781; patchy - phpvsfiid 89782
    Bk1—86 to 114 centimeters (33.9 to 44.9 inches); light olive brown (2.5Y 5/4) and olive brown (2.5Y 4/4); moderate medium angular blocky structure; friable, moderately sticky, moderately plastic; 25 percent light gray (2.5Y 7/2) carbonate concretions; fragments smooth boundary. Lab sample # 40A00909; moist when described;
    Bk2—114 to 135 centimeters (44.9 to 53.1 inches); light olive brown (2.5Y 5/4) and olive brown (2.5Y 4/4); moderate medium angular blocky structure; friable, moderately sticky, moderately plastic; 25 percent light gray (2.5Y 7/2) carbonate concretions; fragments smooth boundary. Lab sample # 40A00910; moist when described;
    Bk3—135 to 152 centimeters (53.1 to 59.8 inches); olive gray (5Y 5/2); 25 percent 2.5Y 3/ (2.5Y 3/ and 25 percent reddish brown (5YR 4/4) mottles; weak angular blocky structure; friable, moderately sticky, moderately plastic; 25 percent light gray (5Y 7/2) carbonate concretions; fragments. Lab sample # 40A00911; moist when described;