IDENTIFIERS

  • Current Taxon Name (Soil Name): Hysoop
  • OSD
  • Series Extent
  • User Site ID: S2003MT612002
  • User Pedon ID: 03MT001003
  • Vegetation Plot ID: S2003MT612002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 03N1010
  • NCSS Pedon Lab Data NASIS Record ID - 16116
  • Print Date: 11/21/2024

    • 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: 45.1486130
  • Std. Longitude: -112.8813858
  • Datum: WGS84
  • Map Unit: 143D—Michelson-Hysoop complex, 2 to 15 percent slopes
  • State: Montana
  • County: MT001—Beaverhead
  • MLRA: 43B—Central Rocky Mountains
  • Non-MLRA Soil Survey Area: MT612—Horse Prairie-South Valley Area - Part of Beaverhead County, Montana
  • 7.5 Minute USGS Quad: 45112-B8—Bannack, Montana

    • PEDON

  • Describers Name: Gary Berger and Ken Scalzone
  • Current Taxonomic Class: Fine-loamy, carbonatic, frigid Calcidic Argiustolls
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Hysoop
  • Taxonomic Class - Fine-loamy, carbonatic, frigid Calcidic Argiustolls
  • PSC - 8 to 31 cm.
  • Classificaton Date - 9/4/2003
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - ustic
  • Moisture SUBClass - ustic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landform: low hill
  • Slope Complexity: complex
  • Slope Shape Across: concave
  • Slope Shape Down: concave
  • Drainage Class: well
  • Flooding: none flooding
  • Surface Fragments: 5.00 percent 2- to 75-millimeter mixed,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/4/2003 (actual site observation date)
  • Plant Association Name: ARTRV/PSSPS
  • 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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ACHY

    ARFR4

    ARTRV

    ASTER

    CHRYS9

    GUSA2

    HECO26

    KOMA

    PSSP6

    Achnatherum hymenoides

    Artemisia frigida

    Artemisia tridentata ssp. vaseyana

    Aster

    Chrysothamnus

    Gutierrezia sarothrae

    Hesperostipa comata

    Koeleria macrantha

    Pseudoroegneria spicata

    Indian ricegrass

    prairie sagewort

    mountain big sagebrush

    aster

    rabbitbrush

    broom snakeweed

    needle and thread

    prairie Junegrass

    bluebunch wheatgrass

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

    argillic horizon

    8—31

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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

    10

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    1923

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    190

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    A—0 to 8 centimeters (0.0 to 3.1 inches); brown (7.5YR 5/2), dark brown (7.5YR 3/2), moist; loam; 15 percent clay; weak fine granular structure; soft, very friable, slightly sticky, nonplastic; 10.0 very fine roots throughout and 10.0 medium roots throughout and 10.0 fine roots throughout; 5 percent by volume subrounded 2-?-75 millimeter mixed fragments; noneffervescent; neutral, pH 6.6; clear smooth boundary. Lab sample # 03N05128
    Bt—8 to 18 centimeters (3.1 to 7.1 inches); brown (7.5YR 5/3), dark brown (7.5YR 3/3), moist; loam; 26 percent clay; moderate medium prismatic, and moderate coarse prismatic structure; hard, friable, slightly sticky, slightly plastic; 10.0 very fine roots throughout and 10.0 medium roots throughout and 10.0 fine roots throughout; 15 percent faint dark brown (7.5YR 3/2) clay films on all faces of peds; 5 percent by volume subrounded 2-?-75 millimeter mixed fragments; noneffervescent; neutral, pH 6.8; clear smooth boundary. Lab sample # 03N05129. discontinuous - phpvsfiid 268037; discontinuous - phpvsfiid 268037
    Btk—18 to 31 centimeters (7.1 to 12.2 inches); pinkish gray (7.5YR 6/2), brown (7.5YR 4/3), moist; loam; 21 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; very hard, firm, slightly sticky, slightly plastic; 10.0 very fine roots throughout and 10.0 medium roots throughout and 10.0 fine roots throughout; 15 percent faint brown (7.5YR 4/3) clay films on all faces of peds; 10 percent medium irregular carbonate masses throughout; 15 percent by volume subrounded 2-?-75 millimeter mixed fragments; strong effervescence; moderately alkaline, pH 8.2; clear wavy boundary. Lab sample # 03N05130. patchy - phpvsfiid 268038; patchy - phpvsfiid 268038
    Bk1—31 to 51 centimeters (12.2 to 20.1 inches); pink (7.5YR 8/3), light brown (7.5YR 6/3), moist; sandy loam; 17 percent clay; weak coarse subangular blocky, and weak very coarse subangular blocky structure; very hard, very friable, nonsticky, nonplastic; 0.5 very fine roots throughout and 0.5 medium roots throughout and 0.5 fine roots throughout; 25 percent coarse irregular carbonate masses throughout; 5 percent by volume subrounded 76-?-250 millimeter mixed fragments and 40 percent by volume subrounded 2-?-75 millimeter mixed fragments; violent effervescence; moderately alkaline, pH 8.4; clear wavy boundary. Lab sample # 03N05131
    Bk2—51 to 74 centimeters (20.1 to 29.1 inches); pink (5YR 7/4), reddish brown (5YR 5/4), moist; silt loam; 23 percent clay; structureless massive; slightly hard, very friable, moderately sticky, moderately plastic; 0.5 very fine roots throughout and 0.5 medium roots throughout and 0.5 fine roots throughout; 10 percent very coarse spherical carbonate masses throughout; fragments; violent effervescence; strongly alkaline, pH 8.6; clear wavy boundary. Lab sample # 03N05132
    C1—74 to 112 centimeters (29.1 to 44.1 inches); light reddish brown (5YR 6/3), reddish brown (5YR 5/4), moist; silt loam; 20 percent clay; structureless massive; hard, friable, slightly sticky, slightly plastic; 25 percent fine irregular carbonate masses throughout; 5 percent by volume subrounded 2-?-75 millimeter mixed fragments; violent effervescence; strongly alkaline, pH 8.8; clear wavy boundary. Lab sample # 03N05133
    C2—112 to 127 centimeters (44.1 to 50.0 inches); pink (5YR 7/3), reddish brown (5YR 5/3), moist; sandy loam; 12 percent clay; structureless massive; slightly hard, very friable, nonsticky, nonplastic; 25 percent fine irregular carbonate masses throughout; 5 percent by volume subrounded 2-?-75 millimeter mixed fragments; violent effervescence; strongly alkaline, pH 8.8; clear wavy boundary. Lab sample # 03N05134
    C3—127 to 152 centimeters (50.0 to 59.8 inches); reddish brown (5YR 5/3), reddish brown (5YR 5/4), moist; silty clay loam; 28 percent clay; structureless massive; very hard, firm, moderately sticky, moderately plastic; 25 percent fine irregular carbonate masses throughout; 5 percent by volume subrounded 2-?-75 millimeter mixed fragments; violent effervescence; moderately alkaline, pH 8.4 wavy boundary. Lab sample # 03N05135