IDENTIFIERS

  • Current Taxon Name (Soil Name): Panam
  • OSD
  • Series Extent
  • User Site ID: 2003TX273002
  • User Pedon ID: S03TX-273-002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Pedon # - S03TX273-002
  • Print Date: 12/5/2025

    • 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: 27.3144722
  • Std. Longitude: -97.3424759
  • Datum: WGS84
  • Location Description: Kleberg County, Texas; from the intersection of Park Road 22 and the county line between Kleberg and Nueces Counties; 8.0 mile southwest on Park Road 22 to the pay station entrance of Padre Island National Seashore; continue 7.0 mile south down the beach to the entrance of Pan Am Road; 0.2 miles northwest on Pan Am Road; 0.6 miles south on Pan Am Road; 150 feet west on low mound in rangeland.
  • Country: US—United States
  • State: Texas
  • County: TX261—Kenedy
  • MLRA: 150B—Gulf Coast Saline Prairies
  • Non-MLRA Soil Survey Area: TX613—Kenedy and Kleberg Counties, Texas
  • 7.5 Minute USGS Quad: 27097-C3—South Bird Island SE, Texas

    • PEDON

  • Describers Name: Dennis N. Brezina, Conrad L. Neitsch, Ramiro Molina and Nathan I. Haile
  • Current Taxonomic Class: Hyperthermic, uncoated Aquic Quartzipsamments
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Windows Pedon
  • Correlated Information:
  • Soil Name - Panam
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/17/2011
  • Sampled As Information:
  • Soil Name - Panam
  • Classificaton Date - 5/20/2003
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: Sandy eolian and storm washover sediments of Holocene age.
  • Landscape: barrier island
  • Landform: coppice mound
  • Runoff: negligible
  • Drainage Class: somewhat poorly
  • Flooding: occasional flooding for very brief periods begining in jul
  • Geology: Qbi-barrier Island Deposits formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/20/2003 (actual site observation date)
  • Air Photo ID: 24D
  • Plant Association Name: Coastal Sand Range Site (150BY648TX)
  • 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
  • Yield Study ID -
    • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    A1

    A2

    C1

    C2

    C3

    Cg1

    Cg2

    Cg3

    0

    10

    23

    46

    76

    91

    122

    152

    10

    23

    46

    76

    91

    122

    152

    203

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    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    A1

    A2

    C1

    C2

    C3

    Cg1

    Cg2

    Cg3

    0

    10

    23

    46

    76

    91

    122

    152

    10

    23

    46

    76

    91

    122

    152

    203

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    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    A1

    A2

    C1

    C2

    C3

    Cg1

    Cg2

    Cg3

    0

    10

    23

    46

    76

    91

    122

    152

    10

    23

    46

    76

    91

    122

    152

    203

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    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

    ec meter, saturated paste

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    1.3

    1.7

    1.8

    5.7

    4.3

    1.6

    1

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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

    1.8

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    1.8

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    686

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    320

    22.2

    28.7

    14.6

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3), brown (10YR 5/3), dry; fine sand; single grain; loose, loose; 7.0 very fine and fine roots and 1.0 medium roots; 1 percent fine and medium faint yellowish brown (10YR 5/4) and 1 percent fine and medium distinct brownish yellow (10YR 6/6) masses of oxidized iron with sharp boundaries lining pores; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.4, pH meter; clear smooth boundary.; observed in pit, small
    A2—10 to 23 centimeters (3.9 to 9.1 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; fine sand; single grain; loose, loose; 5.0 very fine and fine roots and 1.0 medium roots; 1 percent fine and medium distinct yellowish brown (10YR 5/6) masses of oxidized iron with sharp boundaries lining pores; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.8, pH meter; clear smooth boundary.
    C1—23 to 46 centimeters (9.1 to 18.1 inches); brown (10YR 5/3), very pale brown (10YR 7/3), dry; fine sand; single grain; loose, loose; 2.0 very fine and fine roots; 1 percent fine and medium distinct yellowish brown (10YR 5/6) masses of oxidized iron with sharp boundaries lining pores; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.6, pH meter; clear smooth boundary.
    C2—46 to 76 centimeters (18.1 to 29.9 inches); pale brown (10YR 6/3), very pale brown (10YR 7/3), dry; fine sand; single grain; loose, loose; 2.0 very fine and fine roots; 1 percent fine and medium faint light yellowish brown (10YR 6/4) masses of oxidized iron with sharp boundaries lining pores and 5 percent fine and medium distinct brownish yellow (10YR 6/6), moist,; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.7, pH meter; clear smooth boundary.
    C3—76 to 91 centimeters (29.9 to 35.8 inches); brown (10YR 5/3), light brownish gray (10YR 6/2), dry; fine sand; single grain; loose, loose; 1.0 very fine and fine roots; 1 percent fine and medium distinct light yellowish brown (10YR 6/4), moist, masses of oxidized iron with clear boundaries lining pores and 3 percent medium and coarse faint light brownish gray (10YR 6/2) iron depletions with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; slightly alkaline, pH 7.5, pH meter; abrupt smooth boundary.
    Cg1—91 to 122 centimeters (35.8 to 48.0 inches); gray (2.5Y 5/1), light brownish gray (2.5Y 6/2), dry; fine sand; single grain; loose, loose; 1.0 very fine and fine roots; 10 percent coarse faint yellowish brown (10YR 5/4) masses of oxidized iron with clear boundaries in matrix; fragments; noneffervescent, by hcl, 1n; moderately alkaline, pH 7.9, pH meter; clear smooth boundary.
    Cg2—122 to 152 centimeters (48.0 to 59.8 inches); gray (5Y 6/1), light gray (2.5Y 7/2), dry; fine sand; single grain; loose, loose; 1 percent fine and medium distinct light yellowish brown (10YR 6/4) masses of oxidized iron with clear boundaries in matrix; 1 percent fine and medium shell fragments; fragments; noneffervescent, by hcl, 1n; moderately alkaline, pH 8.0, pH meter; clear smooth boundary.
    Cg3—152 to 203 centimeters (59.8 to 79.9 inches); gray (5Y 5/1), light brownish gray (2.5Y 6/2), dry; fine sand; single grain; loose, loose; 1 percent fine distinct light yellowish brown (2.5Y 6/4) masses of oxidized iron with clear boundaries in matrix; 1 percent fine and medium shell fragments; fragments; noneffervescent, by hcl, 1n; moderately alkaline, pH 8.1, pH meter.