IDENTIFIERS

  • Current Taxon Name (Soil Name): Nelson
  • OSD
  • Series Extent
  • User Site ID: S2007CO087003
  • User Pedon ID: 07CO087003
  • Vegetation Plot ID: S2007CO087003
  • Transect:
  • User Transect ID - Sa-2
  • Transect Stop Number - 9
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 07N0124
  • NCSS Pedon Lab Data NASIS Record ID - 19031
  • Print Date: 1/29/2025

    • 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: 40.4365005
  • Std. Longitude: -103.8066101
  • Datum: WGS84
  • Township: 5N
  • Range: 58W
  • Section: 1
  • PLSS Details: 820 feet west & 85 feet south of the northeast corner
  • Map Unit: Sa—Samsil gravelly soils, hilly
  • State: Colorado
  • County: CO087—Morgan
  • MLRA: 67B—Central High Plains, Southern Part
  • Non-MLRA Soil Survey Area: CO087—Morgan County, Colorado
  • 7.5 Minute USGS Quad: 40103-D7—Peace Valley School, Colorado

    • PEDON

  • Describers Name: Andy Steinert
  • Current Taxonomic Class: Coarse-loamy, mixed, superactive, mesic Aridic Haplustepts
  • Current Taxon Kind: series
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Nelson
  • PSC - 25 to 86 cm.
  • Classificaton Date - 8/21/2013
  • Classifier - Andy Steinert
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture Subclass - aridic (torric)
  • Sampled As Information:
  • Soil Name - Nelson
  • Taxonomic Class - Coarse-loamy, mixed, superactive, mesic Ustic Haplocambids
  • Taxon Kind - taxadjunct
  • Classificaton Date - 11/1/2006
  • Classifier - Andy Steinert
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - aridic (torric)
  • Moisture SUBClass - ustic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QC Status: level 1


    • SITE

  • Parent Material: residuum weathered from sandstone and shale
  • Landscape: upland
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: very low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 10.00 percent subrounded 2- to 75-millimeter 2.00 percent subrounded 76- to 250-millimeter
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/2006 (actual site observation date)
  • Air Photo ID: 108
  • 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
  • Current Weather - sunny
  • Current Air Temp - 6
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BOGR2

    CHRYS9

    OPPO

    YUCCA

    ATCA2

    ELEL5

    Bouteloua gracilis

    Chrysothamnus

    Opuntia polyacantha

    Yucca

    Atriplex canescens

    Elymus elymoides

    blue grama

    rabbitbrush

    plains pricklypear

    yucca

    fourwing saltbush

    squirreltail

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    weakly coherent

    86 -

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

    ochric epipedon

    cambic horizon

    paralithic contact

    0—13

    13—31

    86—

    —13—

    —18—

    —86—
    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

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    1412.1

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    310

    330

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    154

    9

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    CO3038

    Fort Morgan

    Wets
    A—0 to 13 centimeters (0.0 to 5.1 inches); light olive brown (2.5Y 5/4) broken face, olive brown (2.5Y 4/4) broken face, moist; fine sandy loam; 70 percent sand; 18 percent silt; 12 percent clay; weak fine and medium subangular blocky, and single grain; loose, loose, nonsticky, nonplastic; Ksat of 28.225 um/s; moderately rapid permeability; 10.0 very fine roots throughout and 4.0 fine roots throughout; carbonate, finely disseminated throughout; 5 percent by volume subangular 2-5-75 millimeter unspecified fragments; slight effervescence, by hcl, 3n; slightly alkaline, pH 7.8, phenol red; clear smooth boundary. Lab sample # 07N00793; observed in trench
    Bw—13 to 31 centimeters (5.1 to 12.2 inches); light yellowish brown (2.5Y 6/4) broken face, light olive brown (2.5Y 5/4) broken face, moist; fine sandy loam; 70 percent sand; 18 percent silt; 12 percent clay; 3 percent yellowish brown (10YR 5/6) fine distinct mottles; weak very thick platy parts to moderate coarse subangular blocky structure; moderately hard, friable, nonsticky, nonplastic; Ksat of 28.225 um/s; moderately rapid permeability; 5.0 very fine roots throughout and 3.0 fine roots throughout; 3 percent fine threadlike carbonate masses on faces of peds; fragments; slight effervescence, by hcl, 3n; slightly alkaline, pH 7.8, phenol red; clear smooth boundary. Lab sample # 07N00794; observed in trench
    C1—31 to 49 centimeters (12.2 to 19.3 inches); light yellowish brown (2.5Y 6/4) broken face, light olive brown (2.5Y 5/4) broken face, moist; fine sandy loam; 70 percent sand; 18 percent silt; 12 percent clay; 5 percent yellowish brown (10YR 5/6) fine and medium distinct mottles; weak very thick platy parts to weak coarse subangular blocky, and weak thick platy parts to weak coarse subangular blocky structure; hard, friable, nonsticky, nonplastic; Ksat of 28.225 um/s; moderately rapid permeability; 3.0 very fine roots between peds and 1.0 fine roots between peds; 2 percent fine threadlike gypsum crystals, unspecified on faces of peds and 3 percent fine and medium threadlike carbonate masses on faces of peds; fragments; slight effervescence, by hcl, 3n; slightly alkaline, pH 7.8, phenol red; clear smooth boundary. Lab sample # 07N00795; observed in trench
    C2—49 to 86 centimeters (19.3 to 33.9 inches); light yellowish brown (2.5Y 6/4) broken face, light olive brown (2.5Y 5/4) broken face, moist; fine sandy loam; 70 percent sand; 18 percent silt; 12 percent clay; 5 percent yellowish brown (10YR 5/6) medium distinct mottles; moderate very thick platy structure; moderately hard, friable, nonsticky, nonplastic; Ksat of 28.225 um/s; moderately rapid permeability; 3.0 very fine roots throughout; 2 percent fine threadlike carbonate masses on faces of peds and 3 percent fine and medium threadlike gypsum crystals, unspecified on faces of peds; fragments; slight effervescence, by hcl, 3n; slightly alkaline, pH 7.5, phenol red; gradual smooth boundary. Lab sample # 07N00796; observed in trench
    Cr—86 to 175 centimeters (33.9 to 68.9 inches); 70 percent light yellowish brown (2.5Y 6/4) broken face and 30 percent very dark grayish brown (2.5Y 3/2) broken face, 70 percent light olive brown (2.5Y 5/4) broken face and 30 percent very dark grayish brown (2.5Y 3/2) broken face, moist; 10 percent yellowish brown (10YR 5/6) medium and coarse distinct mottles; massive; Ksat of 2.82 um/s; moderately slow permeability; 1.0 fine roots between peds; fragments; noneffervescent, by hcl, 3n; slightly alkaline, pH 7.5, phenol red. Lab sample # 07N00797; observed in trench