IDENTIFIERS

  • Current Taxon Name (Soil Name): EDALPH
  • OSD
  • Series Extent
  • User Site ID: S1997CA071009
  • User Pedon ID: 97CA071009
  • Vegetation Plot ID: S1997CA071009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 97P0423
  • NCSS Pedon Lab Data NASIS Record ID - 10106
  • Print Date: 11/21/2024

    • 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: 34.3269463
  • Std. Longitude: -116.3128052
  • Datum: WGS84
  • Township: 3N
  • Range: 6E
  • Section: 24
  • PLSS Details: 800 feet east and 2400 feet south of the northwest corner of the southwest quarter
  • State: California
  • County: CA071—San Bernardino
  • MLRA: 30—Mojave Basin and Range
  • Non-MLRA Soil Survey Area: CA699—Marine Corps Air Ground Combat Center at Twentynine Palms, California
  • 7.5 Minute USGS Quad: 34116-C3—Goat Mountain, California

    • PEDON

  • Describers Name: JCR, AAR
  • Current Taxonomic Class: Sandy, mixed, thermic Typic Haplocalcids
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - EDALPH
  • PSC - 25 to 100 cm.
  • Classificaton Date - 2/1/2010
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Edalph
  • Taxonomic Class - Sandy, mixed, thermic Typic Haplocalcid
  • Taxon Kind - series
  • Classificaton Date - 7/11/1995
  • Soil Taxonomic Edition - eighth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: fan piedmont
  • Landform: alluvial fan
  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: somewhat excessively
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/11/1995 (actual site observation date)
  • Air Photo ID: 27
  • Plant Association Name: Range site number: 030XB019NV
  • 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
  • Site Erosion Accelerated: wind and water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AMDU2

    Ambrosia dumosa

    burrobush

    —

    —

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

    ochric epipedon

    calcic horizon

    0—8

    8—58

    —-

    —-
    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

    5

    —

    —

    775

    —

    60

    102

    —

    —

    19.4

    28.9

    11.1

    20.6

    30

    12.2

    —

    —

    CA 9099

    Twentynine Palms

    Taps, Frost, Gr
    A—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; loamy coarse sand; moderate thick platy structure; soft, very friable, nonsticky, nonplastic; 2.0 very fine roots; 5.0 very fine moderate-continuity vesicular pores; 6 percent fine irregular very pale brown (10YR 8/2) carbonate masses; 10 percent by volume 2-39-75 millimeter granite fragments; strong effervescence; moderately alkaline, pH 8.2, hellige-truog; abrupt smooth boundary. Lab sample # 97P02550
    Bk1—8 to 25 centimeters (3.1 to 9.8 inches); brown (10YR 5/3), very pale brown (10YR 7/3), dry; loamy coarse sand; moderate medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 3.0 very fine roots and 0.9 fine and medium roots; 5.0 very fine tubular and 0.9 medium moderate-continuity tubular pores; 3 percent prominent very pale brown (10YR 8/2) carbonate coats on faces of peds; 3 percent coarse cylindrical extremely weakly coherent cemented very pale brown (10YR 8/2) carbonate masses and 6 percent coarse spherical moderately coherent cemented brownish yellow (10YR 6/6) durinodes and 8 percent coarse and very coarse cylindrical weakly coherent cemented very pale brown (10YR 8/2) carbonate nodules and 1 percent fine threadlike noncoherent cemented very pale brown (10YR 8/2) carbonate threads; 10 percent by volume 2-39-75 millimeter granite fragments; strong effervescence; moderately alkaline, pH 8.4, hellige-truog; clear irregular boundary. Lab sample # 97P02551. patchy - phpvsfiid 183265; patchy - phpvsfiid 183265
    Bk2—25 to 58 centimeters (9.8 to 22.8 inches); brown (10YR 5/3), very pale brown (10YR 7/3), dry; loamy coarse sand; moderate medium and coarse subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 3.0 very fine roots and 0.9 fine and medium roots; 2 percent prominent very pale brown (10YR 8/2) carbonate coats on faces of peds; 3 percent coarse cylindrical extremely weakly coherent cemented very pale brown (10YR 8/2) carbonate masses and 6 percent coarse spherical moderately coherent cemented brownish yellow (10YR 6/6) durinodes and 8 percent coarse and very coarse cylindrical weakly coherent cemented very pale brown (10YR 8/2) carbonate nodules and 1 percent fine threadlike noncoherent cemented very pale brown (10YR 8/2) carbonate threads; 10 percent by volume 2-39-75 millimeter granite fragments; strong effervescence; moderately alkaline, pH 8.4, hellige-truog; clear irregular boundary. Lab sample # 97P02552. patchy - phpvsfiid 183266; patchy - phpvsfiid 183266
    Bk3—58 to 91 centimeters (22.8 to 35.8 inches); yellowish brown (10YR 5/4), light yellowish brown (10YR 6/4), dry; loamy coarse sand; weak medium and coarse subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 0.9 very fine to medium roots; 3 percent prominent very pale brown (10YR 8/2) carbonate coats on faces of peds; 3 percent coarse spherical moderately coherent cemented brownish yellow (10YR 6/6) durinodes and 3 percent coarse spherical extremely weakly coherent cemented very pale brown (10YR 8/2) carbonate masses and 2 percent coarse and very coarse irregular weakly coherent cemented very pale brown (10YR 8/2) carbonate nodules; 10 percent by volume 2-39-75 millimeter granite fragments; slight effervescence; moderately alkaline, pH 8.3, hellige-truog; diffuse smooth boundary. Lab sample # 97P02553. patchy - phpvsfiid 183267; patchy - phpvsfiid 183267
    Ck1—91 to 145 centimeters (35.8 to 57.1 inches); dark brown (7.5YR 3/4), brown (7.5YR 5/4), dry; loamy coarse sand; massive; slightly hard, very friable, nonsticky, nonplastic; 0.7 very fine and fine roots; 2 percent very coarse and extremely coarse irregular black (10YR 2/1) masses of dark accumulation; 1 percent coarse spherical weakly coherent cemented brownish yellow (10YR 6/6) durinodes and 3 percent coarse spherical very pale brown (10YR 8/2) carbonate masses and 3 percent coarse cylindrical noncoherent cemented very pale brown (10YR 8/2) carbonate nodules; 8 percent by volume 2-39-75 millimeter granite fragments; noneffervescent; strongly alkaline, pH 8.6, hellige-truog; diffuse smooth boundary. Lab sample # 97P02554
    Ck2—145 to 203 centimeters (57.1 to 79.9 inches); brown (7.5YR 5/4), brown (7.5YR 5/4), dry; loamy coarse sand; massive; slightly hard, very friable, nonsticky, nonplastic; 2 percent very coarse and extremely coarse irregular black (10YR 2/1) masses of dark accumulation; 6 percent coarse irregular weakly coherent cemented brownish yellow (10YR 6/6) durinodes; 8 percent by volume 2-39-75 millimeter granite fragments; noneffervescent; strongly alkaline, pH 8.6, hellige-truog. Lab sample # 97P02555