IDENTIFIERS

  • Current Taxon Name (Soil Name): Vitrandic Haplustepts
  • OSD
  • Series Extent
  • User Site ID: S2012AZ005001
  • User Pedon ID: S2012AZ005001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - KSSL
  • Lab Pedon # - 12N7966
  • NCSS Pedon Lab Data NASIS Record ID - 55387
  • Print Date: 1/30/2025

    • 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: 35.3609734
  • Std. Longitude: -111.5334702
  • Datum: WGS84
  • Map Unit: 30—Sunsetcrater extremely gravelly loamy sand, 15 to 35 percent slopes
  • State: Arizona
  • County: AZ005—Coconino
  • MLRA: 35—Colorado Plateau
  • Non-MLRA Soil Survey Area: AZ693—Oak Creek-San Francisco Peaks Area, Arizona, Part of Coconino County

    • PEDON

  • Describers Name: JMH/MWB
  • Current Taxonomic Class: Ashy-skeletal, mixed, frigid Vitrandic Haplustepts
  • Current Taxon Kind: taxon above family
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Sunsetcrater
  • Taxonomic Class - Ashy-skeletal, mixed, frigid Vitrandic Haplustepts
  • PSC - 25 to 102 cm.
  • Classificaton Date - 5/14/2012
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: tephra derived from volcanic rock over clayey tephra derived from volcanic rock
  • Landform: cinder cone
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments: 100.00 percent nonflat subangular indurated 2- to 75-millimeter cinders,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/14/2012 (actual site observation date)
  • Surface Cover Properties:
  • 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 % % % % % % % % % % % % %

    C1

    C2

    C3

    2Bw

    2C1

    2C2

    0

    5

    13

    27

    60

    105

    5

    13

    27

    60

    105

    166

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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

    C1

    C2

    C3

    2Bw

    2C1

    2C2

    0

    5

    13

    27

    60

    105

    5

    13

    27

    60

    105

    166

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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 %

    C1

    C2

    C3

    2Bw

    2C1

    2C2

    0

    5

    13

    27

    60

    105

    5

    13

    27

    60

    105

    166

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

    cambic horizon

    30—53

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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

    33

    5

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    2139.7

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    290

    610

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    110

    5

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    6

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    C1—0 to 5 centimeters (0.0 to 2.0 inches); very dark gray (7.5YR 3/1), black (7.5YR 2.5/1), moist; extremely gravelly loamy sand; 6 percent clay; single grain; loose, loose, nonsticky, nonplastic; 10.0 very fine roots throughout; 84 percent by volume nonflat indurated 2-4-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # 12N02819
    C2—5 to 13 centimeters (2.0 to 5.1 inches); dark gray (7.5YR 4/1), very dark gray (7.5YR 3/1), moist; extremely gravelly loamy sand; 7 percent clay; weak fine granular structure; loose, loose, nonsticky, nonplastic; 30.0 very fine roots throughout and 5.0 medium roots throughout and 10.0 fine roots throughout; 0.5 very fine irregular pores; 65 percent by volume nonflat indurated 2-4-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.4; abrupt smooth boundary. Lab sample # 12N02820
    C3—13 to 27 centimeters (5.1 to 10.6 inches); very dark gray (7.5YR 3/1), black (7.5YR 2.5/1), moist; extremely gravelly coarse sand; 5 percent clay; single grain; loose, loose, nonsticky, nonplastic; 10.0 very fine roots throughout and 5.0 medium roots throughout and 5.0 fine roots throughout; 88 percent by volume nonflat indurated 2-4-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.4; abrupt wavy boundary. Lab sample # 12N02821
    2Bw—27 to 60 centimeters (10.6 to 23.6 inches); brown (7.5YR 5/4), brown (7.5YR 4/4), moist; very gravelly sandy clay loam; 26 percent clay; moderate fine subangular blocky structure; slightly hard, very friable, moderately sticky, moderately plastic; 15.0 very fine roots throughout and 10.0 medium roots throughout and 5.0 fine roots throughout and 5.0 coarse roots throughout; 10.0 very fine tubular and 10.0 fine tubular pores; 53 percent by volume nonflat indurated 2-4-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.6; abrupt wavy boundary. Lab sample # 12N02822
    2C1—60 to 105 centimeters (23.6 to 41.3 inches); very dark gray (7.5YR 3/1) and light brown (7.5YR 6/4), black (7.5YR 2.5/1) and brown (7.5YR 4/4), moist; extremely gravelly loamy sand; 8 percent clay; single grain; loose, loose, nonsticky, nonplastic; 2.0 very fine roots throughout and 0.5 fine roots throughout; 84 percent by volume nonflat indurated 2-4-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.6. Lab sample # 12N02823
    2C2—105 to 166 centimeters (41.3 to 65.4 inches); very dark gray (7.5YR 3/1) and light brown (7.5YR 6/4), black (7.5YR 2.5/1) and brown (7.5YR 4/4), moist; extremely gravelly loamy sand; 8 percent clay; single grain; loose, loose, nonsticky, nonplastic; 2.0 very fine roots throughout and 0.5 fine roots throughout; 84 percent by volume nonflat indurated 2-4-75 millimeter unspecified fragments; noneffervescent; slightly alkaline, pH 7.6. Lab sample # 12N02824