IDENTIFIERS

  • Current Taxon Name (Soil Name): Unison
  • OSD
  • Series Extent
  • User Site ID: S2000VA107002
  • User Pedon ID: S2000VA107002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - LIMS
  • Lab Pedon # - 00P1120
  • NCSS Pedon Lab Data NASIS Record ID - 12613
  • Print Date: 11/26/2024

    • 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: 39.0050470
  • Std. Longitude: -77.9229280
  • Datum: WGS84
  • Country: US—United States
  • State: Virginia
  • County: VA047—Culpeper
  • MLRA: 148—Northern Piedmont
  • Regional Office: SE—Southeast
  • MLRA Soil Survey Area: NE-FRE—Frederick, Maryland

    • PEDON

  • Describers Name: Soil Staff
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Correlated Information:
  • Soil Name - Unison
  • PSC - 20 to 70 cm.
  • Classificaton Date - 4/24/2014
  • Classifier - Soil Staff
  • Soil Taxonomic Edition - eighth edition
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Bedrock: greenstone at 110cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/15/2014 (entry creation date)
  • Surface Cover Properties:
  • 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 % % % % % % % % % % % % %

    Ap

    Bt1

    Bt2

    BC

    0

    20

    45

    90

    20

    45

    90

    110

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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

    Ap

    Bt1

    Bt2

    BC

    0

    20

    45

    90

    20

    45

    90

    110

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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 %

    Ap

    Bt1

    Bt2

    BC

    0

    20

    45

    90

    20

    45

    90

    110

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

    ochric epipedon

    argillic horizon

    0—20

    20—90

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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

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); brown (7.5YR 4/3) silt loam; weak medium granular structure; very friable; many fine roots; fragments; moderately acid, pH 5.8, unspecified; abrupt smooth boundary. Lab sample # 00P06476
    Bt1—20 to 45 centimeters (7.9 to 17.7 inches); yellowish red (5YR 5/6) silty clay loam; moderate fine subangular blocky structure; friable, slightly sticky, slightly plastic; common fine roots; 30 percent clay films on all faces of peds; 3 percent by volume nonflat subangular 2-50-75 millimeter greenstone fragments; moderately acid, pH 5.8, unspecified; clear smooth boundary. Lab sample # 00P06477. discontinuous - phpvsfiid 1164659; discontinuous - phpvsfiid 1164659
    Bt2—45 to 90 centimeters (17.7 to 35.4 inches); yellowish red (5YR 4/6) silty clay loam; weak fine subangular blocky structure; firm, slightly sticky, slightly plastic; common fine roots; 70 percent clay films on all faces of peds; 3 percent by volume nonflat subangular 2-50-75 millimeter greenstone fragments; moderately acid, pH 5.8, unspecified; clear smooth boundary. Lab sample # 00P06478. continuous - phpvsfiid 1164660; continuous - phpvsfiid 1164660
    BC—90 to 110 centimeters (35.4 to 43.3 inches); yellowish red (5YR 5/6) and reddish yellow (7.5YR 6/8) silt loam; weak coarse subangular blocky structure; friable; 3 percent by volume nonflat angular indurated 2-50-75 millimeter greenstone fragments; moderately acid, pH 5.8, unspecified.