IDENTIFIERS

  • Current Taxon Name (Soil Name): Tonka
  • OSD
  • Series Extent
  • User Site ID: S1980MN1553347
  • User Pedon ID: S1980MN1553347
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - UMNSSL1
  • Lab Pedon # - UMN3347
  • NCSS Pedon Lab Data NASIS Record ID - 50797
  • Print Date: 2/16/2025

    • 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: 45.6370049
  • Std. Longitude: -96.4364090
  • Datum: WGS84
  • Township: 125N
  • Range: 46W
  • Section: 15
  • PLSS Details: SW1/4SW1/4NE1/4
  • Country: US—United States
  • State: Minnesota
  • County: MN155—Traverse
  • MLRA: 102A—Rolling Till Prairie
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-FER—Fergus Falls, Minnesota
  • Non-MLRA Soil Survey Area: MN155—Traverse County, Minnesota
  • 7.5 Minute USGS Quad: 45096-F4—Dumont, Minnesota

    • PEDON

  • Describers Name: Unknown
  • Current Taxonomic Class: Fine, smectitic, frigid Argiaquic Argialbolls
  • Current Taxon Kind: series
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: PedonPC
  • Correlated Information:
  • Soil Name - Tonka
  • Classificaton Date - 2/23/2012
  • Sampled As Information:
  • Soil Name - Tonka
  • Taxon Kind - series
  • Classificaton Date - 2/10/2011
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: not certified
  • QC Status: not reviewed
  • QA Status: not reviewed


    • SITE

  • Parent Material: silty and clayey lacustrine deposits over loamy till
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/10/2011 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • 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

    0

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); black (10YR 2/1) silt loam; moderate fine subangular blocky, and moderate very fine subangular blocky structure; friable; fragments; abrupt smooth boundary. Lab sample # MN334701
    A—20 to 41 centimeters (7.9 to 16.1 inches); black (10YR 2/1) silt loam; weak fine subangular blocky structure; friable; fragments; gradual irregular boundary.
    E—41 to 64 centimeters (16.1 to 25.2 inches); dark gray (2.5Y 4/1) silt loam; weak thin platy structure; friable; fragments; clear smooth boundary. Lab sample # MN334702
    Btg1—64 to 76 centimeters (25.2 to 29.9 inches); very dark gray (2.5Y 3/1) silty clay loam; moderate medium angular blocky, and moderate fine angular blocky, and moderate very fine angular blocky structure; firm; 90 percent black (2.5Y 2/1) clay films on vertical faces of peds; fragments; clear smooth boundary. Lab sample # MN334703
    Btg2—76 to 91 centimeters (29.9 to 35.8 inches); very dark grayish brown (2.5Y 3/2) silty clay loam; moderate very fine angular blocky, and strong fine angular blocky, and strong very fine angular blocky, and moderate coarse prismatic, and strong coarse prismatic, and moderate fine angular blocky structure; firm; 90 percent black (2.5Y 2/1) clay films on vertical faces of peds; fragments; gradual smooth boundary. Lab sample # MN334704
    Btg3—91 to 119 centimeters (35.8 to 46.9 inches); very dark grayish brown (2.5Y 3/2) silty clay; strong coarse prismatic, and strong fine angular blocky, and strong very fine angular blocky structure; firm; 90 percent black (2.5Y 2/1) clay films on vertical faces of peds; fragments; clear smooth boundary. Lab sample # MN334705
    Btg4—119 to 145 centimeters (46.9 to 57.1 inches); grayish brown (2.5Y 5/2) silty clay loam; moderate coarse prismatic parts to moderate fine angular blocky structure; firm; 50 percent 2.5Y 2/2 (2.5Y 2/2) clay films on vertical faces of peds; 3 percent fine faint strong brown (7.5YR 4/6), moist, masses of oxidized iron in matrix; fragments; clear smooth boundary. Lab sample # MN334706
    2BCg—145 to 160 centimeters (57.1 to 63.0 inches); grayish brown (2.5Y 5/2) clay loam; weak coarse prismatic, and moderate coarse prismatic, and weak medium subangular blocky structure; friable; 26 percent black (2.5Y 2/1) clay films on surfaces along pores; 3 percent fine prominent strong brown (7.5YR 4/6), moist, masses of oxidized iron in matrix; 4 percent by volume subrounded 2-?-75 millimeter mixed fragments; very slight effervescence. Lab sample # MN334707