IDENTIFIERS

  • Current Taxon Name (Soil Name): Mercedes
  • OSD
  • Series Extent
  • User Site ID: P01TX061001
  • User Pedon ID: S2001TX061001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 01N0838
  • NCSS Pedon Lab Data NASIS Record ID - 14366
  • Print Date: 12/4/2024

    • 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: 26.1952782
  • Std. Longitude: -97.6129150
  • Datum: WGS84
  • Location Description: Cameron County AS #30; GPS reading at site: lat. 26 deg. 11 min. 46.00 sec. north; long. 97 deg. 36 min. 53.00 sec. west.
  • Map Unit: MEA—Mercedes clay, 0 to 1 percent slopes
  • State: Texas
  • County: TX061—Cameron
  • MLRA: 83D—Lower Rio Grande Plain
  • Non-MLRA Soil Survey Area: TX061—Cameron County, Texas

    • PEDON

  • Describers Name: LPW,DWW,LCN
  • Current Taxonomic Class: Fine, mixed, active, hyperthermic Sodic Haplusterts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: research site
  • Pedon Record Orgin: NASIS
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Mercedes
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/4/2002
  • Soil Taxonomic Edition - eighth edition
  • Sampled As Information:
  • Soil Name - Mercedes
  • Classificaton Date - 5/18/2001
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/18/2001 (actual site observation date)
  • Air Photo ID: 30
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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

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    9.2

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    Ak—0 to 16 centimeters (0.0 to 6.3 inches); gray (10YR 5/1), very dark gray (10YR 3/1), moist; clay loam; moderate fine and medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 3.0 very fine and fine roots between peds and 1.0 medium and coarse roots between peds; 5.0 fine pores; 1 percent fine shell fragments and 1 percent fine threadlike carbonate masses; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04434
    Bk1—16 to 45 centimeters (6.3 to 17.7 inches); gray (10YR 6/1), dark gray (10YR 4/1), moist; clay; moderate medium prismatic parts to moderate fine and medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; 3.0 very fine and fine roots between peds and 2.0 medium and coarse roots between peds; 1.0 fine pores; 5 percent prominent pressure faces; 1 percent fine shell fragments and 2 percent fine threadlike carbonate masses on faces of peds; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04435
    Bk2—45 to 67 centimeters (17.7 to 26.4 inches); gray (2.5Y 6/1), gray (2.5Y 5/1), moist; clay; moderate coarse prismatic parts to moderate medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; 1.0 very fine and fine roots between peds and 1.0 medium and coarse roots between peds; 1.0 fine pores; 3 percent fine shell fragments and 3 percent fine threadlike carbonate masses on faces of peds; fragments; strong effervescence; clear wavy boundary. Lab sample # 01N04436
    Bkssy1—67 to 101 centimeters (26.4 to 39.8 inches); gray (2.5Y 6/1), dark grayish brown (2.5Y 4/2), moist; clay; weak fine wedge, and weak medium and coarse wedge structure; extremely hard, very firm, very sticky, very plastic; 1.0 very fine and fine roots between peds and 1.0 medium roots between peds; 0.5 very fine pores; 5 percent faint slickensides (pedogenic); 1 percent fine prominent strong brown (7.5YR 5/8) masses of oxidized iron with sharp boundaries lining pores; 2 percent fine shell fragments and 1 percent fine threadlike carbonate masses on faces of peds and 1 percent fine gypsum crystal clusters; fragments; strong effervescence; gradual wavy boundary. Lab sample # 01N04437
    Bkssy2—101 to 140 centimeters (39.8 to 55.1 inches); gray (2.5Y 6/1), grayish brown (2.5Y 5/2), moist; clay; moderate fine and medium wedge parts to moderate medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; 1.0 very fine and fine roots between peds and 0.1 medium roots between peds; 0.2 very fine pores; 5 percent faint slickensides (pedogenic); 1 percent fine prominent strong brown (7.5YR 4/6) masses of oxidized iron with sharp boundaries lining pores; 2 percent fine shell fragments and 1 percent fine moderately coherent cemented carbonate concretions and 2 percent fine gypsum crystal clusters on faces of peds and 1 percent medium gypsum crystals, unspecified; fragments; strong effervescence; clear wavy boundary. Lab sample # 01N04438
    Bkssy3—140 to 190 centimeters (55.1 to 74.8 inches); light brownish gray (10YR 6/2), brown (10YR 5/3), moist; clay; weak medium and coarse wedge parts to moderate medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; 1.0 very fine and fine roots in cracks and 0.1 medium roots between peds; 0.2 very fine pores; 5 percent faint slickensides (pedogenic); 1 percent fine shell fragments and 1 percent fine moderately coherent cemented carbonate concretions and 5 percent fine and medium cylindrical gypsum crystal clusters on faces of peds; fragments; strong effervescence; gradual wavy boundary. Lab sample # 01N04439
    Bssy—190 to 214 centimeters (74.8 to 84.3 inches); very pale brown (10YR 7/3), pale brown (10YR 6/3), moist; clay;—Error in Exists On—structure; extremely hard, very firm, very sticky, very plastic; 0.5 very fine and fine roots between peds; 0.1 very fine pores; 1 percent fine shell fragments and 1 percent fine platy gypsum crystals, unspecified on vertical faces of peds and 5 percent fine and medium cylindrical gypsum crystal clusters; fragments; strong effervescence; gradual wavy boundary. Lab sample # 01N04440
    Bky1—214 to 265 centimeters (84.3 to 104.3 inches); very pale brown (10YR 7/3), pale brown (10YR 6/3), moist; clay; weak medium and coarse prismatic parts to weak medium and coarse angular blocky structure; extremely hard, very firm, very sticky, very plastic; 0.2 very fine and fine roots between peds; 0.1 very fine pores; 1 percent medium distinct light gray (5Y 7/2) iron depletions with clear boundaries lining pores; 1 percent fine shell fragments and 1 percent fine platy gypsum crystals, unspecified lining pores and 5 percent fine and medium cylindrical gypsum crystal clusters; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04441
    Bky2—265 to 306 centimeters (104.3 to 120.5 inches); fragments.