IDENTIFIERS

  • Current Taxon Name (Soil Name): EPIKOM
  • OSD
  • Series Extent
  • User Site ID: S1977AZ017004
  • User Pedon ID: S1977AZ017004
  • Vegetation Plot ID: S1977AZ017004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0682
  • NCSS Pedon Lab Data NASIS Record ID - 33746
  • Print Date: 2/16/2025

    • 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: 34.8813896
  • Std. Longitude: -110.0919418
  • Datum: WGS84
  • Township: 17N
  • Range: 21E
  • Section: 11
  • PLSS Details: SW 1/4 of SW 1/4 of SW 1/4
  • Location Description: SE of Holbrook.
  • State: Arizona
  • County: AZ017—Navajo
  • MLRA: 35—Colorado Plateau
  • Non-MLRA Soil Survey Area: AZ633—Navajo County Area, Arizona, Central Part

    • PEDON

  • Describers Name: D Ames and D Richmond
  • Current Taxonomic Class: Loamy, mixed, calcareous, mesic Typic Torriorthents
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - EPIKOM
  • Classificaton Date - 6/26/2003
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Moenkopie
  • Classificaton Date - 6/15/1977
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum
  • Landform: gently sloping upland slope
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/15/1977 (actual site observation date)
  • Surface Cover Properties:
  • 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

    ACHY

    ARBI3

    ATCA2

    BOER4

    BOGR2

    GUSA2

    KRASC

    SPAI

    SPHAE

    Achnatherum hymenoides

    Artemisia bigelovii

    Atriplex canescens

    Bouteloua eriopoda

    Bouteloua gracilis

    Gutierrezia sarothrae

    Krascheninnikovia

    Sporobolus airoides

    Sphaeralcea

    Indian ricegrass

    Bigelow sage

    fourwing saltbush

    black grama

    blue grama

    broom snakeweed

    winterfat

    alkali sacaton

    globemallow

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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

    3

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    1567

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    45

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    A1—0 to 8 centimeters (0.0 to 3.1 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; gravelly sandy loam; weak fine platy, and weak fine granular structure; slightly hard, very friable; 21.0 very fine roots; 21.0 very fine interstitial pores; 17 percent by volume 2-?-75 millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.4, thymol-blue; clear smooth boundary. Lab sample # 40A05073
    C1—8 to 35 centimeters (3.1 to 13.8 inches); reddish brown (5YR 4/4), reddish brown (5YR 4/4), moist; gravelly sandy loam; massive; slightly hard, very friable; 21.0 very fine roots and 0.5 medium roots; 21.0 very fine tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.4, thymol-blue; abrupt smooth boundary. Lab sample # 40A05074
    R—35 to 40 centimeters (13.8 to 15.7 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; fragments. Lab sample # 40A05075