IDENTIFIERS

  • Current Taxon Name (Soil Name): Memphis
  • OSD
  • Series Extent
  • User Site ID: S1956MS149002
  • User Pedon ID: S1956MS149002
  • Vegetation Plot ID: S1956MS149002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A4810
  • NCSS Pedon Lab Data NASIS Record ID - 41504
  • Print Date: 5/5/2024

    • 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: 32.4513583
  • Std. Longitude: -90.7395222
  • Datum: WGS84
  • Township: 17N
  • Range: 5E
  • Section: 17
  • PLSS Details: 19 miles northeast of Vicksburg in northwest quarter of southwest quarter
  • Location Description: photo AVM-1G-56.
  • Map Unit: MeB2—Memphis silt loam, 2 to 5 percent slopes, eroded, south
  • Country: US—United States
  • State: Mississippi
  • County: MS149—Warren
  • MLRA: 134—Southern Mississippi Valley Loess
  • Regional Office: 7—Auburn, AL
  • Non-MLRA Soil Survey Area: MS149—Warren County, Mississippi

    • PEDON

  • Describers Name: Joe Kubota and V. H. McGehee
  • Current Taxonomic Class: Fine-silty, mixed, active, thermic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Memphis
  • PSC - 23 to 73 cm.
  • Classificaton Date - 9/26/2018
  • Classifier - R. Stout Evans
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - MEMPHIS
  • Classificaton Date - 4/16/1956
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QC Status: level 1


    • SITE

  • Parent Material: loess
  • Landscape: loess hills
  • Landform: ridge
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/16/1956 (actual site observation date)
  • Air Photo ID: AVM-1G-56
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - other tree cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • 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 % % % % % % % % % % % % %

    A

    E

    Bt1

    Bt2

    Bt3

    Bt4

    BC

    C1

    C2

    0

    8

    23

    33

    58

    79

    104

    130

    170

    8

    23

    33

    58

    79

    104

    130

    170

    196

    40A36513

    40A36514

    40A36515

    40A36516

    40A36517

    40A36518

    40A36519

    40A36520

    40A36521

    —

    —

    —

    —

    —

    —

    —

    —

    —

    8.7

    9

    28.2

    29.4

    23.5

    20.8

    17.4

    15.7

    13.8

    —

    —

    —

    —

    —

    —

    —

    —

    —

    88.5

    89.8

    71.2

    70

    75.6

    78

    81

    83.2

    84.8

    35.9

    35.2

    29.6

    29.6

    30.3

    30.8

    30.8

    31.7

    32

    52.6

    54.6

    41.6

    40.4

    45.3

    47.2

    50.2

    51.5

    52.8

    2.8

    1.2

    0.6

    0.6

    0.9

    1.2

    1.6

    1.1

    1.4

    —

    —

    —

    —

    —

    —

    —

    —

    —

    0.2

    —

    —

    —

    —

    —

    —

    —

    —

    0.3

    —

    —

    —

    —

    —

    —

    —

    —

    0.2

    —

    —

    —

    —

    —

    —

    —

    —

    0.5

    0.1

    —

    —

    —

    —

    —

    —

    0.1

    1.6

    1.1

    0.6

    0.6

    0.9

    1.2

    1.6

    1.1

    1.3

    —

    —

    —

    —

    —

    —

    —

    —

    —

    sil

    sil

    sil

    sil

    sil

    sil

    sil

    sil

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    5.7

    4.9

    4.9

    5

    5.1

    5.2

    5.4

    5.5

    5.6
    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

    A

    E

    Bt1

    Bt2

    Bt3

    Bt4

    BC

    C1

    C2

    0

    8

    23

    33

    58

    79

    104

    130

    170

    8

    23

    33

    58

    79

    104

    130

    170

    196

    40A36513

    40A36514

    40A36515

    40A36516

    40A36517

    40A36518

    40A36519

    40A36520

    40A36521

    —

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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 %

    A

    E

    Bt1

    Bt2

    Bt3

    Bt4

    BC

    C1

    C2

    0

    8

    23

    33

    58

    79

    104

    130

    170

    8

    23

    33

    58

    79

    104

    130

    170

    196

    40A36513

    40A36514

    40A36515

    40A36516

    40A36517

    40A36518

    40A36519

    40A36520

    40A36521

    —

    —

    —

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    Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ARGIT8

    CORNU

    HEDER

    ILEX

    KALMI

    Arundinaria gigantea ssp. tecta

    Cornus

    Hedera

    Ilex

    Kalmia

    switchcane

    dogwood

    ivy

    holly

    laurel

    —

    —

    —

    —

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

    ochric epipedon

    argillic horizon

    0—23

    23—104

    —23—

    —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

    4

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    A—0 to 8 centimeters (0.0 to 3.1 inches); dark gray (10YR 4/1) and dark grayish brown (10YR 4/2) silt; weak fine and medium granular structure; friable; 21.0 fine roots; fragments; clear smooth boundary. Lab sample # 40A36513
    Oi—3 to 0 centimeters (1.2 to 0.0 inches); fragments. Lab sample # 40A36512. Leaf litter of oak leaves with some gum, elm, dogwood, and locust leaves.
    E—8 to 23 centimeters (3.1 to 9.1 inches); brown (10YR 4/3) and brown (10YR 5/3) silt; weak fine and medium granular structure; friable; 21.0 medium roots and 21.0 fine roots; 1 percent fine worm casts; fragments; clear smooth boundary. Lab sample # 40A36514
    Bt1—23 to 33 centimeters (9.1 to 13.0 inches); brown (7.5YR 4/4) and brown (7.5YR 5/4) silty clay loam; weak fine subangular blocky, and angular blocky structure; firm, moderately sticky, moderately plastic; 21.0 fine roots; fragments; clear smooth boundary. Lab sample # 40A36515
    Bt2—33 to 58 centimeters (13.0 to 22.8 inches); brown (7.5YR 4/4) silty clay loam; moderate medium and coarse subangular blocky structure; firm, moderately sticky, moderately plastic; 21.0 fine and medium roots; 2 percent fine manganese coatings on faces of peds; fragments; clear smooth boundary. Lab sample # 40A36516
    Bt3—58 to 79 centimeters (22.8 to 31.1 inches); brown (7.5YR 4/4) silt loam; weak and moderate medium and coarse subangular blocky structure; friable, slightly sticky, slightly plastic; 21.0 fine roots; fragments; clear smooth boundary. Lab sample # 40A36517
    Bt4—79 to 104 centimeters (31.1 to 40.9 inches); brown (7.5YR 4/2) and brown (7.5YR 4/4) silt loam; weak medium and coarse subangular blocky structure; friable, slightly sticky, slightly plastic; 21.0 fine roots; 2 percent fine manganese coatings on faces of peds; fragments; clear smooth boundary. Lab sample # 40A36518
    BC—104 to 130 centimeters (40.9 to 51.2 inches); brown (7.5YR 4/2) and brown (7.5YR 4/4) silt loam; massive; friable, slightly sticky, slightly plastic; 21.0 fine roots; 2 percent fine manganese coatings on faces of peds; fragments; clear smooth boundary. Lab sample # 40A36519
    C1—130 to 170 centimeters (51.2 to 66.9 inches); brown (7.5YR 4/4) silt loam; massive; friable, slightly sticky, slightly plastic; 3.0 fine roots; fragments; clear smooth boundary. Lab sample # 40A36520
    C2—170 to 196 centimeters (66.9 to 77.2 inches); brown (10YR 4/3), yellowish brown (10YR 5/4), dry; silt loam; massive; friable; 0.5 fine roots; fragments. Lab sample # 40A36521. This horizon is dry and has not been wet by seasonal rains.