IDENTIFIERS

  • Current Taxon Name (Soil Name): Mercedes
  • OSD
  • Series Extent
  • User Site ID: P01TX061002
  • User Pedon ID: S2001TX061002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 01N0839
  • NCSS Pedon Lab Data NASIS Record ID - 14367
  • 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: 26.1776390
  • Std. Longitude: -97.6013870
  • Datum: WGS84
  • Location Description: Cameron County Atlas Sheet 38; GRS: 26-10-38, 97-36-06
  • 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
  • 7.5 Minute USGS Quad: 26097-B5—Rio Hondo, Texas

    • PEDON

  • Describers Name: LPW,DWW,LCN
  • Current Taxonomic Class: Fine, mixed, active, hyperthermic Sodic Haplusterts
  • Current Taxon Kind: series
  • Pedon Record Orgin: NASIS
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Mercedes
  • Classificaton Date - 10/4/2002
  • Soil Taxonomic Edition - eighth edition
  • Sampled As Information:
  • Soil Name - Mercedes
  • Classificaton Date - 5/19/2001
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: delta
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/19/2001 (actual site observation date)
  • 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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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); gray (10YR 5/1), dark gray (10YR 4/1), moist; clay; moderate fine and medium angular blocky, and weak fine granular structure; extremely hard, very firm; 10.0 fine roots between peds; 2.0 fine pores; 5 percent fine and medium worm casts; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04442
    A—18 to 40 centimeters (7.1 to 15.7 inches); gray (2.5Y 5/1), dark gray (2.5Y 4/1), moist; clay; weak coarse angular blocky parts to moderate fine and medium angular blocky structure; extremely hard, very firm; 5.0 fine roots between peds; 5.0 fine pores; 20 percent distinct pressure faces; 1 percent fine and medium worm casts; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04443
    Bss1—40 to 73 centimeters (15.7 to 28.7 inches); gray (2.5Y 6/1), gray (2.5Y 5/1), moist; clay; moderate fine and medium wedge parts to moderate medium angular blocky structure; extremely hard, very firm; 1.0 fine roots between peds; 2.0 fine pores; 15 percent faint slickensides (pedogenic); 1 percent fine and medium very dark gray (10YR 3/1) insect casts; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04444
    Bss2—73 to 100 centimeters (28.7 to 39.4 inches); gray (2.5Y 6/1), gray (2.5Y 5/1), moist; clay; moderate medium and coarse wedge parts to moderate medium angular blocky structure; extremely hard, very firm; 0.5 very fine roots between peds; 1.0 fine pores; 20 percent faint slickensides (pedogenic); 1 percent fine distinct dark yellowish brown (10YR 4/4) masses of oxidized iron with sharp boundaries lining pores; 1 percent fine and medium very dark gray (10YR 3/1) insect casts; fragments; strong effervescence; gradual wavy boundary. Lab sample # 01N04445
    Bkss1—100 to 134 centimeters (39.4 to 52.8 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; 0.2 very fine roots between peds; 0.2 very fine pores; 10 percent faint slickensides (pedogenic); 5 percent fine distinct dark brown (7.5YR 3/4) masses of oxidized iron with sharp boundaries lining pores; 1 percent fine and medium very dark gray (10YR 3/1) insect casts and 1 percent fine and medium carbonate masses and 1 percent fine and medium gypsum crystals, unspecified; fragments; strong effervescence; gradual wavy boundary. Lab sample # 01N04446
    Bkss2—134 to 163 centimeters (52.8 to 64.2 inches); gray (10YR 6/1), grayish brown (10YR 5/2), moist; clay; moderate fine and medium wedge parts to moderate medium angular blocky structure; extremely hard, very firm; 0.1 very fine roots between peds; 0.2 very fine pores; 10 percent faint slickensides (pedogenic); 5 percent fine distinct dark brown (7.5YR 3/4) masses of oxidized iron with sharp boundaries lining pores; 1 percent fine and medium very dark gray (10YR 3/1) insect casts and 1 percent fine and medium carbonate masses and 1 percent fine and medium carbonate nodules; fragments; strong effervescence; clear smooth boundary. Lab sample # 01N04447
    Bssy—163 to 190 centimeters (64.2 to 74.8 inches); 40 percent very pale brown (10YR 7/3) and 40 percent light brownish gray (10YR 6/2), 40 percent grayish brown (10YR 5/2) and 40 percent pale brown (10YR 6/3), moist; clay; weak fine and medium wedge parts to weak medium angular blocky structure; extremely hard, very firm; 0.1 very fine roots between peds; 0.2 very fine pores; 10 percent faint slickensides (pedogenic); 5 percent fine distinct dark brown (7.5YR 3/4) masses of oxidized iron with sharp boundaries lining pores; 1 percent fine gypsum crystal clusters and 1 percent fine and medium very dark gray (10YR 3/1) insect casts; fragments; strong effervescence; gradual smooth boundary. Lab sample # 01N04448
    By1—190 to 223 centimeters (74.8 to 87.8 inches); light gray (10YR 7/2), light brownish gray (10YR 6/2), moist; clay; weak medium and coarse angular blocky structure; extremely hard, very firm; 0.1 very fine roots between peds; 0.2 very fine pores; 20 percent faint pressure faces on all faces of peds; 15 percent fine distinct dark yellowish brown (10YR 3/4) masses of oxidized iron with sharp boundaries lining pores; 1 percent fine cylindrical gypsum masses infused into matrix along faces of peds; fragments; strong effervescence; gradual smooth boundary. Lab sample # 01N04449
    By2—223 to 263 centimeters (87.8 to 103.5 inches); very pale brown (10YR 7/3), pale brown (10YR 6/3), moist; clay; weak coarse prismatic parts to weak coarse subangular blocky structure; extremely hard, very firm; 0.1 very fine roots between peds; 0.2 very fine pores; 2 percent fine distinct light gray (5Y 7/2) iron depletions with clear boundaries on faces of peds; 4 percent fine cylindrical gypsum masses infused into matrix along faces of peds and 1 percent fine platy gypsum crystals, unspecified; fragments; strong effervescence; clear wavy boundary. Lab sample # 01N04450
    BCy—263 to 299 centimeters (103.5 to 117.7 inches); very pale brown (10YR 7/3), pale brown (10YR 6/3), moist; clay; weak very coarse prismatic structure; extremely hard, very firm; 15 percent fine and medium distinct light gray (2.5Y 7/2) iron depletions with clear boundaries on faces of peds; 1 percent fine platy gypsum crystals, unspecified and 6 percent fine cylindrical gypsum crystal clusters infused into matrix along faces of peds; fragments; strong effervescence; gradual wavy boundary. Lab sample # 01N04451
    BC—299 to 340 centimeters (117.7 to 133.9 inches); light gray (10YR 7/2), light brownish gray (10YR 6/2), moist; clay; weak very coarse prismatic structure; extremely hard, very firm; 3 percent fine prominent reddish brown (5YR 4/4) masses of oxidized iron with sharp boundaries on faces of peds; 1 percent fine cylindrical gypsum crystal clusters infused into matrix along faces of peds; fragments; strong effervescence. Lab sample # 01N04452