IDENTIFIERS

  • Current Taxon Name (Soil Name): Ordway
  • OSD
  • Series Extent
  • User Site ID: 10CO025001
  • User Pedon ID: 10CO025001
  • User Site Association ID: lan5-3_2010.6
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0772
  • NCSS Pedon Lab Data NASIS Record ID - 43206
  • Print Date: 11/24/2024

    • 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: 38.2695556
  • Std. Longitude: -103.7499639
  • Datum: WGS84
  • Township: 21 S.
  • Range: 57 W.
  • Section: 35
  • PLSS Details: 2100 feet west and 1900 feet north of the SE corner
  • Map Unit: OpAB—Ordway clay, 0 to 5 percent slopes
  • State: Colorado
  • County: CO025—Crowley
  • MLRA: 69—Upper Arkansas Valley Rolling Plains
  • MLRA Soil Survey Area: NW-PUE—Pueblo, Colorado
  • Non-MLRA Soil Survey Area: CO025—Crowley County, Colorado
  • 7.5 Minute USGS Quad: 38103-C6—Lake Henry, Colorado

    • PEDON

  • Describers Name: Lee A. Neve, Laura Craven, Bill Wehmueller
  • Current Taxonomic Class: Fine, mixed, active, mesic Ustic Haplocambids
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 174
  • Sampled As Information:
  • Soil Name - Ordway
  • Taxonomic Class - Fine, mixed, active, mesic Ustic Haplocambids
  • PSC - 25 to 58 cm.
  • Classificaton Date - 2/18/2010
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - aridic (torric)
  • Moisture SUBClass - ustic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium over residuum weathered from shale
  • Landform: pediment, plain
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: weakly coherent at 58cm
  • Geology: Lower Unit member of the Pierre formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/18/2010 (actual site observation date)
  • Air Photo ID: 45
  • 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
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A

    Bw

    BCy

    Cr1

    0

    15

    46

    58

    15

    46

    58

    79

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A

    Bw

    BCy

    Cr1

    0

    15

    46

    58

    15

    46

    58

    79

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A

    Bw

    BCy

    Cr1

    0

    15

    46

    58

    15

    46

    58

    79

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    1

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    5

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

    bedrock, paralithic

    very weakly coherent

    58 - 102

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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—6

    6—46

    58—102

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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

    1.5

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    1350

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    70

    330

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    11

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    A—0 to 15 centimeters (0.0 to 5.9 inches); grayish brown (10YR 5/2), dark grayish brown (10YR 4/2), moist; clay loam; 39 percent clay; moderate fine and medium granular structure; slightly hard, friable, very sticky, very plastic; 2 irreversible crust related cracks per meter at a depth of 15 cm with a width of 1.5 cm that extend above the horizon; fragments; slight effervescence; moderately alkaline, pH 8.4; abrupt smooth boundary.; moist when described;
    Bw—15 to 46 centimeters (5.9 to 18.1 inches); grayish brown (10YR 5/2), brown (10YR 4/3), moist; clay; 48 percent clay; weak fine and medium subangular blocky structure; extremely hard, very firm, very sticky, very plastic; 3 irreversible trans-horizon cracks per meter at a depth of 31 cm with a width of 2.5 cm that extend above and below the horizon; 10 percent distinct pressure faces on vertical faces of peds; 3 percent by volume nonflat subrounded indurated 2-4-5 millimeter mixed fragments; slight effervescence; moderately alkaline, pH 8.4; clear smooth boundary.; slightly moist when described;
    BCy—46 to 58 centimeters (18.1 to 22.8 inches); light brownish gray (2.5Y 6/2), olive brown (2.5Y 4/3), moist; clay; 48 percent clay; weak medium subangular blocky structure; extremely hard, very firm, very sticky, very plastic; 3 irreversible trans-horizon cracks per meter at a depth of 12 cm with a width of 2.5 cm that extend below the horizon; 3 percent medium distinct irregular gypsum masses in matrix; fragments; violent effervescence; strongly alkaline, pH 8.6; clear wavy boundary.; dry when described;
    Cr1—58 to 79 centimeters (22.8 to 31.1 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; silty clay loam, bedrock; 38 percent clay; moderately hard, firm, very sticky, very plastic; fragments; strongly alkaline, pH 8.8; clear wavy boundary.; dry when described;
    Cr2—79 to 102 centimeters (31.1 to 40.2 inches); bedrock; 10 percent fine and medium distinct spherical gypsum masses in matrix and 10 percent medium and coarse distinct platy gypsum crystals, unspecified in matrix; fragments.