IDENTIFIERS

  • Current Taxon Name (Soil Name): Grandmore
  • OSD
  • Series Extent
  • User Site ID: S2002OK055002
  • User Pedon ID: S2002OK055002
  • Vegetation Plot ID: ok055-391b-grandmore-1
  • Transect:
  • User Transect ID - ok055-391B-1
  • Transect Stop Number - 10
  • Transect Interval - 750.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 02N0277
  • NCSS Pedon Lab Data NASIS Record ID - 14638
  • 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: 35.0889854
  • Std. Longitude: -99.4360657
  • Datum: WGS84
  • Township: 7N
  • Range: 21W
  • Section: 8
  • PLSS Details: 350 feet north and 1600 feet west of the southeast corner
  • Location Description: From the intersections of Highways 283/34 and 9 in Mangum go 13 miles North and 3 miles East.
  • Map Unit: GlGB—Grandmore and Grandfield loamy sands, 0 to 3 percent slopes
  • Country: US—United States
  • State: Oklahoma
  • County: OK055—Greer
  • MLRA: 78C—Central Rolling Red Plains, Eastern Part
  • Regional Office: SC—South Central
  • Non-MLRA Soil Survey Area: OK055—Greer County, Oklahoma
  • 7.5 Minute USGS Quad: 35099-A4—Lake Creek, Oklahoma

    • PEDON

  • Describers Name: WJG,RFG,CRC,DDR,AS,SLM
  • Current Taxonomic Class: Coarse-loamy, mixed, active, thermic Typic Haplustalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Grandmore
  • PSC - 46 to 96 cm.
  • Classificaton Date - 6/21/2011
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Grandmore
  • Taxonomic Class - Fine-loamy, mixed, active, thermic Typic Haplustalfs
  • Taxon Kind - series
  • Classificaton Date - 6/18/2002
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QA Status: level 1


    • SITE

  • Parent Material: loamy alluvium and/or eolian deposits over clayey alluvium
  • Landscape: alluvial plain
  • Landform: sand sheet
  • Microfeature: hummock
  • Geomorphic Component Terraces: tread
  • Slope Complexity: complex
  • Runoff: negligible
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/18/2002 (actual site observation date)
  • Air Photo ID: H1
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
  • Current Air Temp - 36
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CYDA

    Cynodon dactylon

    Bermudagrass

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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

    0.8

    —

    —

    526

    —

    0

    635

    —

    210

    16.1

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    Ap1—0 to 9 centimeters (0.0 to 3.5 inches); brown (10YR 5/3), very dark grayish brown (10YR 3/2), moist; sand; structureless single grain; loose, loose; 7.0 very fine roots and 3.0 medium roots and 10.0 fine roots; ; fragments; noneffervescent; neutral, pH 7.0; abrupt smooth boundary. Lab sample # 02N01339; observed in trench
    Ap2—9 to 34 centimeters (3.5 to 13.4 inches); light brown (7.5YR 6/4), brown (7.5YR 5/4), moist; sand; structureless single grain; loose, loose; 7.0 very fine roots and 0.8 medium roots and 10.0 fine roots; fragments; noneffervescent; neutral, pH 6.6; clear smooth boundary. Lab sample # 02N01340; observed in trench
    Ap/Bt—34 to 49 centimeters (13.4 to 19.3 inches); 70 percent light brown (7.5YR 6/4) and 30 percent brown (7.5YR 5/3), 70 percent brown (7.5YR 5/4) and 30 percent brown (7.5YR 4/3), moist; sand, loamy sand; structureless single grain; loose, loose; 2.5 very fine roots and 2.5 fine roots; 3.0 very fine and 3.0 fine pores; ; fragments; noneffervescent; neutral, pH 7.0; clear smooth boundary. Lab sample # 02N01341, 02N01342; observed in trench
    Bt1—49 to 66 centimeters (19.3 to 26.0 inches); brown (7.5YR 5/3), brown (7.5YR 4/3), moist; fine sandy loam; weak fine subangular blocky structure; hard, very friable; 2.5 very fine roots and 2.5 fine roots; 3.0 very fine and 3.0 fine pores; 5 percent faint clay films and 25 percent clay bridges; fragments; noneffervescent; neutral, pH 7.0; clear smooth boundary. Lab sample # 02N01343; observed in trench
    Bt2—66 to 85 centimeters (26.0 to 33.5 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/3), moist; fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; hard, friable; 2.0 very fine roots and 2.0 fine roots; 3.0 very fine and 3.0 fine pores; 20 percent faint clay films and 30 percent clay bridges; fragments; noneffervescent; neutral, pH 7.0; gradual smooth boundary. Lab sample # 02N01344; observed in trench
    Bt3—85 to 106 centimeters (33.5 to 41.7 inches); brown (7.5YR 5/4), brown (7.5YR 4/3), moist; fine sandy loam; moderate coarse prismatic parts to moderate medium subangular blocky structure; hard, friable; 1.5 very fine roots and 1.5 fine roots; 3.0 very fine and 3.0 fine pores; 40 percent clay bridges and 45 percent distinct clay films; fragments; noneffervescent; slightly alkaline, pH 7.4; clear smooth boundary. Lab sample # 02N01345; observed in trench
    Bt4—106 to 133 centimeters (41.7 to 52.4 inches); brown (7.5YR 5/4), brown (7.5YR 4/3), moist; fine sandy loam; weak coarse prismatic parts to moderate medium subangular blocky structure; hard, friable; 0.8 very fine roots and 0.8 fine roots; 3.0 very fine and 3.0 fine pores; 25 percent clay bridges and 30 percent distinct clay films; 2 percent yellowish red (5YR 4/6) masses of oxidized iron and 2 percent fine iron-manganese masses; fragments; noneffervescent; slightly alkaline, pH 7.5; clear smooth boundary. Lab sample # 02N01346; observed in trench
    2Btg—133 to 174 centimeters (52.4 to 68.5 inches); gray (10YR 5/1), dark gray (10YR 4/1), moist; clay loam; 38 percent clay; moderate medium prismatic parts to strong medium angular blocky structure; extremely hard, very firm; 0.6 very fine roots between peds and 0.6 fine roots between peds; 0.5 very fine pores; 80 percent prominent clay films; and 1 percent yellowish red (5YR 5/6) masses of oxidized iron and 2 percent dark grayish brown (10YR 4/2) masses of reduced iron; fragments; noneffervescent; moderately alkaline, pH 8.0. Lab sample # 02N01347; observed in trench
    2BCg—174 to 198 centimeters (68.5 to 78.0 inches); 50 percent grayish brown (10YR 5/2) and 50 percent light brownish gray (10YR 6/2), 50 percent dark grayish brown (10YR 4/2) and 50 percent grayish brown (10YR 5/2), moist; sandy loam; weak medium subangular blocky structure; very hard, friable; 0.1 very fine roots and 0.1 fine roots; 0.1 very fine and 0.1 fine pores; 2 percent dark yellowish brown (10YR 4/4) masses of oxidized iron; 1 percent salt masses; fragments; noneffervescent; moderately alkaline, pH 8.0. Lab sample # 02N01348; observed in trench
    2C—198 to 226 centimeters (78.0 to 89.0 inches); light brownish gray (10YR 6/2), grayish brown (10YR 5/2), moist; fine sandy loam; structureless massive; very hard, friable; 0.1 very fine roots and 0.1 fine roots; 0.1 very fine and 0.1 fine pores; 2 percent strong brown (7.5YR 5/6) masses of oxidized iron; fragments; noneffervescent; moderately alkaline, pH 8.0. Lab sample # 02N01349; observed in trench