IDENTIFIERS

  • Current Taxon Name (Soil Name): Brownsto
  • OSD
  • Series Extent
  • User Site ID: S1991CO055006
  • User Pedon ID: 91CO055006
  • Vegetation Plot ID: S1991CO055006
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P1068
  • NCSS Pedon Lab Data NASIS Record ID - 64105
  • 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: 37.8819427
  • Std. Longitude: -105.2144470
  • Datum: WGS84
  • Township: 25S
  • Range: 70W
  • Section: 10
  • PLSS Details: SE SE
  • State: Colorado
  • County: CO055—Huerfano
  • MLRA: 48A—Southern Rocky Mountains
  • Non-MLRA Soil Survey Area: CO636—Wet Mountains and Spanish Peaks Area, Colorado, Parts of Custer, Fremont, Huerfano, Las Animas, and Pueblo Counties
  • 7.5 Minute USGS Quad: 37105-H2—Bear Creek, Colorado

    • PEDON

  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 6
  • Sampled As Information:
  • Soil Name - Brownsto
  • Taxonomic Class - Loamy-skeletal, mixed Borollic Calciorthids
  • Classificaton Date - 8/1/1991
  • Moisture Class - aridic (torric)
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1991 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BOGR

    PIED

    Boerhavia gracillima

    Pinus edulis

    slimstalk spiderling

    twoneedle pinyon

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    cambic horizon

    ochric epipedon

    0—0

    0—0

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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

    8

    —

    —

    2426

    —

    90

    28

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); pale brown (10YR 6/3), brown (10YR 4/3), moist; gravelly sandy clay loam; weak medium platy, and fine granular structure; soft, very friable, nonsticky, slightly plastic; 2.5 very fine roots and 2.5 fine roots; 5.5 fine interstitial pores; 15 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Lab sample # 91P06974. surface is eroded; common fine roots; common very fine roots
    A2—5 to 18 centimeters (2.0 to 7.1 inches); pale brown (10YR 6/3), brown (10YR 4/3), moist; sandy clay loam; moderate medium subangular blocky structure; 2.5 very fine roots and 5.5 fine roots; 0.5 fine tubular and 2.5 fine interstitial pores; 15 percent by volume 2-39-75 millimeter unspecified fragments; slightly alkaline, pH 7.8, hellige-truog. Lab sample # 91P06975. common very fine roots; many fine roots
    Bk1—18 to 38 centimeters (7.1 to 15.0 inches); brown (10YR 5/3), brown (10YR 4/3), moist; sandy loam; moderate medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 2.5 very fine roots and 0.5 coarse roots; 0.5 fine tubular and 2.5 fine interstitial pores; 30 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 8.0, hellige-truog; gradual smooth boundary. Lab sample # 91P06976. few coarse roots; common very fine roots
    Bk2—38 to 56 centimeters (15.0 to 22.0 inches); brown (10YR 5/3), brown (10YR 4/3), moist; coarse sandy loam; weak fine and medium subangular blocky structure; hard, friable, nonsticky, nonplastic; 2.5 fine roots and 0.5 coarse roots; 0.5 very fine tubular pores; 40 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 91P06977. few coarse roots; common fine roots
    Bk3—56 to 104 centimeters (22.0 to 40.9 inches); very pale brown (10YR 8/3), very pale brown (10YR 7/3), moist; sandy loam; moderate medium subangular blocky structure; very hard, firm, nonsticky, nonplastic; 0.5 medium roots and 0.5 fine roots; 0.5 very fine tubular and 2.5 fine interstitial pores; 50 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 8.4, hellige-truog; clear smooth boundary. Lab sample # 91P06978. 91P6979 sampled twice; few fine roots; few medium roots
    Bk4—104 to 152 centimeters (40.9 to 59.8 inches); brownish yellow (10YR 6/6), yellowish brown (10YR 5/6), moist; coarse sand; single grain, and massive; loose, loose, nonsticky, nonplastic; 5.5 medium tubular and 5.5 fine interstitial pores; 65 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.6, hellige-truog. Lab sample # 91P06980