IDENTIFIERS

  • Current Taxon Name (Soil Name): Hesperus
  • OSD
  • Series Extent
  • User Site ID: S1993CO083001
  • User Pedon ID: 93CO083001
  • Vegetation Plot ID: S1993CO083001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0643
  • NCSS Pedon Lab Data NASIS Record ID - 65986
  • 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: 37.2383347
  • Std. Longitude: -108.3933334
  • Datum: WGS84
  • Location Description: Bench above stream channel, east side of road. Waters Canyon, Mesa Verde National Park.
  • State: Colorado
  • County: CO083—Montezuma
  • MLRA: 48A—Southern Rocky Mountains
  • Non-MLRA Soil Survey Area: CO671—Cortez Area, Colorado, Parts of Dolores and Montezuma Counties
  • 7.5 Minute USGS Quad: 37108-B4—Moccasin Mesa, Colorado

    • PEDON

  • Describers Name: Jonathan W. Hooper, Douglas K. Ramsey
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, frigid Pachic Argiborolls
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Hesperus
  • PSC - 8 to 58 cm.
  • Classificaton Date - 2/1/2010
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Hesperus
  • Taxonomic Class - Fine-loamy, mixed, mesic Pachic Argiboroll
  • Taxon Kind - series
  • Classificaton Date - 10/19/1993
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: plateau
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/19/1993 (actual site observation date)
  • Air Photo ID: 1103-69
  • 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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ARTEM

    CHRYS9

    Artemisia

    Chrysothamnus

    sagebrush

    rabbitbrush

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

    mollic epipedon

    argillic horizon

    0—188

    13—188

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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

    4

    —

    —

    2256

    —

    160

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2) crushed, grayish brown (10YR 5/2) crushed, dry; fine sandy loam; 17 percent clay; weak medium platy parts to weak fine granular structure; soft, very friable, nonsticky, nonplastic; 3.0 very fine to medium roots throughout; 2 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; noneffervescent; slightly alkaline, pH 7.6, hellige-truog; abrupt smooth boundary. Lab sample # 93P04518
    A2—5 to 13 centimeters (2.0 to 5.1 inches); dark brown (10YR 3/3) crushed, yellowish brown (10YR 5/4) crushed, dry; sandy loam; 15 percent clay; weak medium granular structure; slightly hard, friable, nonsticky, nonplastic; 3.0 very fine and fine roots throughout; 2 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 10 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; noneffervescent; moderately alkaline, pH 8.1, hellige-truog; clear smooth boundary. Lab sample # 93P04519
    Bt—13 to 43 centimeters (5.1 to 16.9 inches); very dark grayish brown (10YR 3/2) crushed, brown (10YR 4/3) crushed, dry; loam; 22 percent clay; moderate medium prismatic parts to moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots throughout; 0.5 very fine tubular pores; 10 percent faint clay films on faces of peds and in pores; 2 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; noneffervescent; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Lab sample # 93P04520. patchy - phpvsfiid 180452; patchy - phpvsfiid 180452
    Btk1—43 to 66 centimeters (16.9 to 26.0 inches); dark brown (10YR 3/3) crushed, brown (10YR 4/3) crushed, dry; loam; 23 percent clay; moderate medium prismatic parts to weak coarse subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 3.0 very fine roots and 0.5 fine roots throughout; 0.5 very fine tubular pores; 10 percent faint clay films on faces of peds and in pores; 1 percent medium irregular salt masses throughout and 1 percent medium irregular carbonate threads throughout; 2 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; slight effervescence; moderately alkaline, pH 8.1, hellige-truog; clear smooth boundary. Lab sample # 93P04521. patchy - phpvsfiid 180453; patchy - phpvsfiid 180453
    Btk2—66 to 94 centimeters (26.0 to 37.0 inches); very dark grayish brown (10YR 3/2) crushed, brown (10YR 4/3) crushed, dry; clay loam; 30 percent clay; moderate medium prismatic parts to moderate coarse subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 3.0 very fine and fine roots throughout; 0.5 very fine tubular pores; 75 percent prominent clay films on faces of peds and in pores; 1 percent medium irregular salt masses throughout and 3 percent medium irregular carbonate threads throughout; 2 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog; abrupt smooth boundary. Lab sample # 93P04522. continuous - phpvsfiid 193984; continuous - phpvsfiid 193984
    Btk3—94 to 104 centimeters (37.0 to 40.9 inches); dark brown (10YR 3/3) crushed, dark yellowish brown (10YR 4/4) crushed, dry; clay loam; 28 percent clay; strong coarse prismatic parts to weak medium subangular blocky structure; hard, friable, slightly sticky, moderately plastic; 3.0 very fine and fine roots throughout; 0.5 very fine tubular pores; 75 percent prominent clay films on faces of peds and in pores; 1 percent medium irregular carbonate threads throughout and 1 percent medium irregular salt masses throughout; 2 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog; abrupt smooth boundary. Lab sample # 93P04523. continuous - phpvsfiid 193985; continuous - phpvsfiid 193985
    Btk4—104 to 188 centimeters (40.9 to 74.0 inches); dark brown (10YR 3/3) crushed, brown (10YR 4/3) crushed, dry; clay loam; 28 percent clay; moderate coarse prismatic structure; hard, friable, slightly sticky, moderately plastic; 3.0 very fine to medium roots throughout; 0.5 very fine tubular pores; 75 percent prominent clay films on faces of peds and in pores; 1 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog; abrupt smooth boundary. Lab sample # 93P04524. 94P4525.; continuous - phpvsfiid 193986; continuous - phpvsfiid 193986
    Btk5—188 to 198 centimeters (74.0 to 78.0 inches); very dark grayish brown (10YR 3/2) crushed, brown (10YR 5/3) crushed, dry; clay loam; 30 percent clay; moderate medium angular blocky structure; slightly hard, friable, slightly sticky, moderately plastic; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 10 percent faint clay films on faces of peds and in pores; 3 percent medium irregular carbonate threads throughout; fragments; violent effervescence; moderately alkaline, pH 8.1, hellige-truog. Lab sample # 93P04526. Thin stoneline at 2 m. 94P4527.; patchy - phpvsfiid 193987; patchy - phpvsfiid 193987