IDENTIFIERS

  • Current Taxon Name (Soil Name): Colby
  • OSD
  • Series Extent
  • User Site ID: S1960CO099005
  • User Pedon ID: S1960CO099005
  • User Site Association ID: mlra72-benchmark lab pedons
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3858
  • NCSS Pedon Lab Data NASIS Record ID - 39504
  • Print Date: 6/2/2024

    • 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: 37.7677765
  • Std. Longitude: -102.7019424
  • Datum: WGS84
  • Township: 26S
  • Range: 47W
  • Section: 21
  • PLSS Details: 300 feet north of center
  • Location Description: Prowers County, Colorado.
  • State: Colorado
  • County: CO099—Prowers
  • Non-MLRA Soil Survey Area: CO099—Prowers County, Colorado

    • PEDON

  • Describers Name: James P. Pannell
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - Colby
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Aridic Ustor
  • Taxon Kind - series
  • Classificaton Date - 10/1/1960
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: stream terrace
  • Slope Shape Down: linear
  • Drainage Class: excessively
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1960 (actual site observation date)
  • 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
    • 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

    —

    —

    1250

    —

    356

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A11—0 to 5 centimeters (0.0 to 2.0 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; weak very fine granular structure; soft, very friable; fragments; strong effervescence; abrupt smooth boundary. Lab sample # 40A29556
    A12—5 to 18 centimeters (2.0 to 7.1 inches); brown (10YR 4/3) and dark grayish brown (10YR 4/2), pale brown (10YR 6/3), dry; silt loam; weak medium subangular blocky parts to weak fine granular structure; slightly hard, very friable; fragments; strong effervescence; clear smooth boundary. Lab sample # 40A29557
    AC—18 to 36 centimeters (7.1 to 14.2 inches); brown (10YR 4/3) and brown (10YR 5/3), pale brown (10YR 6/3), dry; silt loam; weak medium subangular blocky parts to weak fine granular structure; slightly hard, very friable; fragments; violent effervescence; clear smooth boundary. Lab sample # 40A29558
    C1—36 to 91 centimeters (14.2 to 35.8 inches); brown (10YR 4/3) and brown (10YR 5/3), pale brown (10YR 6/3), dry; silt loam; weak medium subangular blocky, and massive; slightly hard, very friable; fragments; violent effervescence; clear smooth boundary. Lab sample # 40A29559
    C2—91 to 152 centimeters (35.8 to 59.8 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; stratified silt loam to fine sandy loam; massive; soft, very friable; fragments; violent effervescence. Lab sample # 40A29560