IDENTIFIERS

  • Current Taxon Name (Soil Name): Lethent
  • OSD
  • Series Extent
  • User Site ID: 1987CA019005
  • User Pedon ID: 1987CA019005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 87P0764
  • NCSS Pedon Lab Data NASIS Record ID - 60059
  • 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: 36.2774529
  • Std. Longitude: -119.9940229
  • Datum: WGS84
  • Township: 19 south
  • Range: 18 east
  • Section: 14
  • PLSS Details: 2500 feet south and 240 feet east of the NW corner
  • Location Description: About 2500 feet south of Stutz Avenue and 240 feet east of Jameson Avenue. This site is ripped in most years.
  • State: California
  • County: CA019—Fresno
  • MLRA: 17—Sacramento and San Joaquin Valleys
  • Non-MLRA Soil Survey Area: CA653—Fresno County, California, Western Part
  • 7.5 Minute USGS Quad: 36119-C8—Vanguard, California

    • PEDON

  • Describers Name: K. Arroues and P. Benedict
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, thermic Typic Natrargids
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Lethent
  • PSC - 38 to 81 cm.
  • Classificaton Date - 7/26/2012
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - aridic (torric)
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Lethent
  • Classificaton Date - 7/1/1987
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: barrier flat
  • Runoff: very low
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1987 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    natric horizon

    0—38

    38—81

    —-

    —-
    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

    0

    —

    —

    80

    —

    190

    —

    —

    18

    —

    —

    19

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 18 centimeters (0.0 to 7.1 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; strong medium and coarse subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 21.0 very fine roots; 0.5 very fine tubular pores; fragments; very slight effervescence, by hcl, unspecified; abrupt smooth boundary. Lab sample # 87P4123; dry when described;
    Ap2—18 to 38 centimeters (7.1 to 15.0 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; moderate coarse prismatic, and moderate medium subangular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 3.0 very fine roots and 0.5 fine roots; 0.5 very fine and fine tubular pores; 10 percent faint clay films on vertical faces of peds; fragments; very slight effervescence, by hcl, unspecified; abrupt wavy boundary. Lab sample # 87P4124; moist when described;. discontinuous - phpvsfiid 107847; discontinuous - phpvsfiid 107847
    Btkn1—38 to 61 centimeters (15.0 to 24.0 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; weak coarse prismatic parts to moderate coarse subangular blocky structure; extremely hard, firm, very sticky, very plastic; 3.0 very fine roots and 0.5 medium roots; 0.5 very fine and fine tubular pores; 10 percent faint clay films on faces of peds and in pores; 1 percent fine irregular carbonate masses; fragments; slight effervescence, by hcl, unspecified; clear smooth boundary. Lab sample # 87P4125; moist when described;. segregated carbonate is strongly effervescent.; discontinuous - phpvsfiid 107848; discontinuous - phpvsfiid 107848
    Btkn2—61 to 81 centimeters (24.0 to 31.9 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2), moist; weak coarse prismatic parts to weak medium subangular blocky structure; extremely hard, firm, very sticky, very plastic; 0.5 very fine and fine roots; 3.0 very fine tubular pores; 10 percent faint clay films on faces of peds and in pores; 3 percent fine irregular carbonate masses; fragments; strong effervescence, by hcl, unspecified; abrupt smooth boundary. Lab sample # 87P4126; moist when described;. discontinuous - phpvsfiid 107849; discontinuous - phpvsfiid 107849
    Bkn1—81 to 99 centimeters (31.9 to 39.0 inches); light yellowish brown (2.5Y 6/4), olive brown (2.5Y 4/4), moist; massive; extremely hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 3.0 very fine tubular pores; 3 percent fine irregular carbonate masses; fragments; strong effervescence, by hcl, unspecified; clear smooth boundary. Lab sample # 87P4127; moist when described;. carbonate also occurs as filaments.
    Bkn2—99 to 122 centimeters (39.0 to 48.0 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; massive; extremely hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 21.0 very fine tubular pores; 21 percent fine irregular carbonate masses; fragments; violent effervescence, by hcl, unspecified; clear smooth boundary. Lab sample # 87P4128; moist when described;. carbonate also occurs as filaments.
    Bknz—122 to 152 centimeters (48.0 to 59.8 inches); light gray (2.5Y 7/2), dark grayish brown (2.5Y 4/2), moist; 1 percent reddish brown (5YR 4/3) fine prominent and 1 percent 2.5Y 2/ (2.5Y 2/ fine prominent mottles; massive; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots; 3.0 very fine tubular pores; 3 percent fine irregular carbonate masses and 3 percent fine irregular gypsum crystals, unspecified; fragments; very slight effervescence, by hcl, unspecified. Lab sample # 87P4129; moist when described;. This horizon has several thin lenses of silty clay loam. Segregated carbonate is strongly effervescent and also occurs as filaments.