IDENTIFIERS

  • Current Taxon Name (Soil Name): Colby
  • OSD
  • Series Extent
  • User Site ID: S2010KS075003
  • User Pedon ID: S2010KS075003
  • User Site Association ID: mlra72-benchmark lab pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 10N1325
  • NCSS Pedon Lab Data NASIS Record ID - 37574
  • 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: 38.0201944
  • Std. Longitude: -101.7611389
  • Datum: WGS84
  • Township: 23s
  • Range: 40w
  • Section: 30
  • PLSS Details: 499 meters North and 61 meters East of the southwest corner
  • Map Unit: 1578—Colby silt loam, 1 to 3 percent slopes
  • State: Kansas
  • County: KS075—Hamilton
  • MLRA: 72—Central High Tableland
  • Non-MLRA Soil Survey Area: KS075—Hamilton County, Kansas
  • 7.5 Minute USGS Quad: 38101-A7—Tribune 3 SE, Kansas
  • PEDON

  • Describers Name: Tom Cochran, Laura Bricknell, Bob Tricks, John Warner
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Aridic Haplustepts
  • Current Taxon Kind: taxadjunct
  • Pedon Type: OSD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Colby
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Aridic Haplustepts
  • Taxon Kind - taxadjunct
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/20/2010
  • Classifier - Tom Cochran
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - ustic
  • Moisture SUBClass - aridic (torric)
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QC Status: level 3
  • QA Status: level 3


  • SITE

  • Parent Material: loess
  • Landscape: tableland
  • Landform: plain
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: low
  • Drainage Class: somewhat excessively
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/20/2010 (actual site observation date)
  • Air Photo ID: 39
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • 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

    ochric epipedon

    free carbonates

    secondary carbonates

    cambic horizon

    0—18

    0—200

    39—200

    39—76

    —18—

    —200—

    —161—

    —37—

    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

    1030

    30

    A—0 to 18 centimeters (0.0 to 7.1 inches); brown (7.5YR 5/3) broken face, brown (10YR 4/3) broken face, moist; silt loam; 18 percent clay; moderate fine subangular blocky parts to moderate fine granular structure; soft, very friable, slightly sticky, slightly plastic; moderate permeability; low excavation difficulty; 5.0 very fine roots throughout; 1.0 very fine low-continuity dendritic tubular pores; fragments; slight effervescence, by hcl, 1n; clear smooth boundary. Lab sample # 10N06353; observed in pit, small
    AB—18 to 39 centimeters (7.1 to 15.4 inches);, brown (10YR 4/3) broken face, moist; silt loam; 18 percent clay; moderate fine prismatic structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; low excavation difficulty; 3.0 very fine roots throughout; 1.0 very fine low-continuity dendritic tubular pores; fragments; strong effervescence, by hcl, 1n; clear wavy boundary. Lab sample # 10N06354; observed in pit, small
    Bk1—39 to 76 centimeters (15.4 to 29.9 inches);, yellowish brown (10YR 5/4) broken face, moist; silt loam; 17 percent clay; moderate medium prismatic parts to moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; low excavation difficulty; 1.0 very fine roots throughout and 1.0 fine roots throughout; 2.0 very fine low-continuity dendritic tubular pores; 2 percent fine irregular carbonate masses in matrix; fragments; strong effervescence, by hcl, 1n; gradual wavy boundary. Lab sample # 10N06355; observed in pit, small
    Bk2—76 to 109 centimeters (29.9 to 42.9 inches);, yellowish brown (10YR 5/4) broken face, moist; silt loam; 15 percent clay; moderate medium prismatic parts to moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; low excavation difficulty; 1.0 very fine roots throughout; 6.0 very fine low-continuity tubular pores; 2 percent fine irregular carbonate masses in matrix and 1 percent medium irregular carbonate masses in matrix; fragments; strong effervescence, by hcl, 1n; gradual wavy boundary. Lab sample # 10N06356; observed in pit, small
    Bk3—109 to 151 centimeters (42.9 to 59.4 inches);, yellowish brown (10YR 5/4) broken face, moist; silt loam; 15 percent clay; moderate coarse prismatic structure; slightly hard, very friable, slightly sticky, slightly plastic; moderate permeability; low excavation difficulty; 1.0 very fine roots throughout; 8.0 very fine low-continuity tubular pores; 1 percent fine irregular carbonate masses in matrix and 1 percent fine irregular carbonate nodules in matrix; fragments; strong effervescence, by hcl, 1n. Lab sample # 10N06357; observed in pit, small
    Bk4—151 to 200 centimeters (59.4 to 78.7 inches);, yellowish brown (10YR 5/4) broken face, moist; silt loam; 14 percent clay; weak coarse prismatic structure; slightly hard, very friable, slightly sticky, slightly plastic; moderate permeability; low excavation difficulty; 1.0 medium low-continuity tubular and 6.0 fine low-continuity tubular pores; 2 percent fine irregular carbonate masses in matrix; fragments; strong effervescence, by hcl, 1n. Lab sample # 10N06358; observed in pit, small