IDENTIFIERS

  • Current Taxon Name (Soil Name): Buckhorse
  • OSD
  • Series Extent
  • User Site ID: 94NM049001a
  • User Pedon ID: 94NM049001
  • Vegetation Plot ID: 94NM049001a
  • User Site Association ID: Santa Fe Pedons
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 95P0232
  • NCSS Pedon Lab Data NASIS Record ID - 67250
  • User Project ID: 2023 - SW-SAN - Multi-MLRA
  • Project Name: MLRA 36 - MLRA 42C - MLRA 35 - MLRA 48A - MIR Lab Data for Type Location Soil Samples
  • Print Date: 4/23/2025

    • 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: 35.6949997
  • Std. Longitude: -106.0152740
  • Datum: WGS84
  • Township: 17N
  • Range: 9E
  • Section: 20
  • PLSS Details: 900 feet east and 700 feet south of northwest corner
  • Location Description: About 4.5 miles west-northwest of downtown Santa Fe, NM.
  • Map Unit: 203—Buckhorse-Altazano complex, 2 to 8 percent slopes, flooded
  • State: New Mexico
  • County: NM049—Santa Fe
  • MLRA: 36B—Western Plateaus and Plains (proposed)
  • Non-MLRA Soil Survey Area: NM687—Santa Fe County Area, New Mexico
  • 7.5 Minute USGS Quad: 36105-C2—Agua Fria Peak, New Mexico

    • PEDON

  • Describers Name: J.V. Chiaretti
  • Current Taxonomic Class: Fine-loamy, mixed Aridic Argiustolls
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Buckhorse
  • PSC - 10 to 60 cm.
  • Classificaton Date - 6/27/2007
  • Moisture Class - ustic
  • Sampled As Information:
  • Soil Name - Buckman
  • Classificaton Date - 5/3/1994
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: erosion remnant
  • Hill Slope Profile: toeslope
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/3/1994 (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

    BOGR2

    GUSA2

    JUMO

    MUTO2

    PIED

    Bouteloua gracilis

    Gutierrezia sarothrae

    Juniperus monosperma

    Muhlenbergia torreyi

    Pinus edulis

    blue grama

    broom snakeweed

    oneseed juniper

    ring muhly

    twoneedle pinyon

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

    mollic epipedon

    argillic horizon

    0—28

    10—94

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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

    7

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    2051

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    135

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    A—0 to 10 centimeters (0.0 to 3.9 inches);, brown (7.5YR 4/3) and dark brown (7.5YR 3/2), moist; sandy loam; weak medium platy parts to moderate fine granular structure; soft, very friable, slightly sticky, nonplastic; 21.0 very fine roots; 0.5 very fine pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 95P01520
    Bt—10 to 28 centimeters (3.9 to 11.0 inches);, brown (7.5YR 4/3) and dark brown (7.5YR 3/2), moist; loam; moderate medium prismatic parts to weak coarse subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; 3.0 very fine roots and 0.5 fine and medium roots; 0.5 very fine and fine tubular pores; 10 percent distinct clay films on faces of peds and 10 percent faint clay films on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 95P01521
    Btk1—28 to 56 centimeters (11.0 to 22.0 inches);, brown (7.5YR 5/3) and brown (7.5YR 4/2), moist; loam; 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 to coarse roots; 3.0 very fine tubular pores; 10 percent faint clay films on faces of peds and in pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary. Lab sample # 95P01522
    Btk2—56 to 94 centimeters (22.0 to 37.0 inches);, brown (7.5YR 5/3) and brown (7.5YR 4/3), moist; loam; weak medium prismatic parts to moderate coarse subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 3.0 very fine tubular and 0.5 fine pores; 10 percent faint clay films on faces of peds and in pores; 5 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary. Lab sample # 95P01523
    Bk—94 to 124 centimeters (37.0 to 48.8 inches);, light brown (7.5YR 6/4) and brown (7.5YR 4/4), moist; fine sandy loam; moderate coarse subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 0.5 very fine to medium roots; 3.0 very fine tubular and 0.5 fine pores; 5 percent by volume 2-39-75 millimeter unspecified fragments; violent effervescence; strongly alkaline, pH 8.6, hellige-truog; clear smooth boundary. Lab sample # 95P01524
    BCk—124 to 155 centimeters (48.8 to 61.0 inches);, light brown (7.5YR 6/4) and brown (7.5YR 4/4), moist; sandy loam; weak coarse subangular blocky structure; soft, very friable, slightly sticky, nonplastic; 0.5 very fine and fine roots; 0.5 very fine and fine tubular pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.4, hellige-truog; clear wavy boundary. not sampled.
    C—155 to 211 centimeters (61.0 to 83.1 inches);, light brown (7.5YR 6/4) and brown (7.5YR 4/4), moist; gravelly coarse sand; single grain; loose, nonsticky, nonplastic; 0.5 very fine roots; 20 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 8.2, hellige-truog. not sampled.