IDENTIFIERS

  • Current Taxon Name (Soil Name): SILAS
  • OSD
  • Series Extent
  • User Site ID: S1975CO045002
  • User Pedon ID: S1975CO045002
  • Vegetation Plot ID: S1975CO045002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3284
  • NCSS Pedon Lab Data NASIS Record ID - 38399
  • Print Date: 11/21/2024

    • 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: 39.6571960
  • Std. Longitude: -108.1428909
  • Datum: WGS84
  • Township: 4S
  • Range: 96W
  • Section: 35
  • PLSS Details: NE 1/4 of SW 1/4
  • Location Description: Garfield County, Colorado.
  • State: Colorado
  • County: CO045—Garfield
  • MLRA: 48A—Southern Rocky Mountains
  • Non-MLRA Soil Survey Area: CO683—Rifle Area, Colorado, Parts of Garfield and Mesa Counties

    • PEDON

  • Describers Name: Clayton Spears
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - SILAS
  • Taxonomic Class - Fine-loamy, mixed Cumulic Cryoborolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/17/1975
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: mountain swale
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/17/1975 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    POAV

    Polygonum aviculare

    prostrate knotweed

    —

    —

    —
    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

    3

    —

    —

    2390

    —

    90

    406

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A11—0 to 36 centimeters (0.0 to 14.2 inches); very dark brown (10YR 2/2), dark grayish brown (10YR 4/2), dry; loam; 27 percent clay; weak medium platy structure; soft, very friable, moderately sticky, moderately plastic; fragments; noneffervescent; neutral, pH 6.6, unspecified; clear smooth boundary. Lab sample # 40A25607
    A12—36 to 104 centimeters (14.2 to 40.9 inches); black (10YR 2/1), dark gray (10YR 4/1), dry; loam; weak coarse subangular blocky structure; slightly hard, very friable, moderately sticky, moderately plastic; fragments; noneffervescent; neutral, pH 7.0, unspecified; gradual smooth boundary. Lab sample # 40A25608
    C—104 to 162 centimeters (40.9 to 63.8 inches); very dark brown (10YR 2/2), dark grayish brown (10YR 4/2), dry; loam; coarse subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; fragments; noneffervescent; neutral, pH 7.3, unspecified; clear smooth boundary. Lab sample # 40A25609
    A1B—162 to 184 centimeters (63.8 to 72.4 inches); very dark brown (10YR 2/2), dark grayish brown (10YR 4/2), dry; loam; weak coarse subangular blocky structure; slightly hard, very friable, moderately sticky, moderately plastic; fragments; noneffervescent; slightly alkaline, pH 7.5, unspecified. Lab sample # 40A25610