IDENTIFIERS

  • Current Taxon Name (Soil Name): Vassar
  • OSD
  • Series Extent
  • User Site ID: 2016ID057002
  • User Pedon ID: S2016ID057002A
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 16N1904
  • NCSS Pedon Lab Data NASIS Record ID - 87499
  • User Project ID: 2016proj002
  • Project Name: MLRA 43A - DSP - Response of dynamic soil properties to stand structure on Vassar series, Idaho
  • Print Date: 9/24/2024
  • 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: 46.9076694
  • Std. Longitude: -116.4858222
  • Datum: WGS84
  • Township: 41N
  • Range: 1W
  • Section: 8
  • State: Idaho
  • County: ID057—Latah
  • MLRA: 43A—Northern Rocky Mountains
  • Regional Office: NW—Northwest
  • MLRA Soil Survey Area: NW-MOS—Moscow, Idaho
  • Non-MLRA Soil Survey Area: ID057—Latah County, Idaho
  • 7.5 Minute USGS Quad: 46116-H4—Abes Knob, Idaho
  • PEDON

  • Current Taxonomic Class: Ashy over loamy, amorphic over isotic, frigid Alfic Udivitrands
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Vassar
  • PSC - 2 to 102 cm.
  • Classificaton Date - 2/8/2019
  • Classifier - Brian Gardner
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Jacot
  • Taxonomic Class - Ashy over loamy, amorphic over isotic, frigid Alfic Udivitrands
  • Taxon Kind - series
  • Classificaton Date - 6/15/2016
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: volcanic ash over loess and residuum weathered from granite
  • Landscape: foothills
  • Landform: hillslope
  • Geomorphic Component Mountains: mountainflank, lower third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no
  • RaCA Information:
  • DSP Plot ID - CT2
  • VEGETATION

  • Other Vegetative Class: CN530 - western redcedar/queencup beadlily—Forest Habitat Types of Northern Idaho (GTR-INT-236)
  • SITE OBSERVATION

  • Observation Date: 6/15/2016 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    andic soil properties

    cambic horizon

    argillic horizon

    paralithic contact

    0—6

    2—45

    6—45

    45—90

    137—

    —-

    —-

    —-

    —-

    —-

    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

    52

    992

    320

    990

    94

    6.4

    Oi—0 to 2 centimeters (0.0 to 0.8 inches); slightly decomposed plant material; fragments; abrupt smooth boundary. Lab sample # 16N08759; observed in pit, small
    A—2 to 6 centimeters (0.8 to 2.4 inches); dark brown (7.5YR 3/4), yellowish brown (10YR 5/4), dry; ashy silt loam; 6 percent clay; weak very fine granular, and weak fine granular structure; soft, very friable, nonsticky, nonplastic; 3.0 very fine roots throughout and 1.0 fine roots throughout; 4.0 very fine irregular pores; fragments; clear smooth boundary. Lab sample # 16N08760; observed in pit, small
    Bw1—6 to 27 centimeters (2.4 to 10.6 inches); brown (7.5YR 4/4), light yellowish brown (10YR 6/4), dry; ashy silt loam; 5 percent clay; weak fine subangular blocky parts to weak fine granular structure; soft, very friable, nonsticky, nonplastic; 2.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout; 2.0 very fine tubular and 2.0 very fine irregular pores; fragments; gradual wavy boundary. Lab sample # 16N08761; observed in pit, small
    Bw2—27 to 45 centimeters (10.6 to 17.7 inches); brown (7.5YR 4/4), light yellowish brown (10YR 6/4), dry; ashy silt loam; 4 percent clay; moderate medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; 1.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout and 0.5 coarse roots throughout; 2.0 very fine tubular and 3.0 very fine irregular pores; fragments; abrupt wavy boundary. Lab sample # 16N08762; observed in pit, small
    2Bt1—45 to 59 centimeters (17.7 to 23.2 inches); brown (7.5YR 4/4), very pale brown (10YR 7/3), dry; silt loam; 7 percent clay; moderate medium subangular blocky structure; hard, friable, slightly sticky, moderately plastic; 0.5 very fine roots between peds and 0.5 fine roots between peds; 4.0 very fine tubular pores; 20 percent faint clay films on all faces of peds; 3 percent by volume nonflat subangular indurated 2-?-75 millimeter granite fragments observed by visual inspection method; clear wavy boundary. Lab sample # 16N08763; observed in pit, small
    2Bt2—59 to 72 centimeters (23.2 to 28.3 inches); brown (7.5YR 5/4), very pale brown (10YR 7/3), dry; loam; 8 percent clay; moderate medium subangular blocky, and moderate coarse subangular blocky structure; hard, friable, slightly sticky, moderately plastic; 0.2 very fine roots between peds; 4.0 very fine tubular pores; 25 percent distinct clay films on all faces of peds; 8 percent by volume nonflat subangular indurated 2-?-75 millimeter granite fragments observed by visual inspection method; gradual wavy boundary.; observed in pit, small
    2Bt3—72 to 90 centimeters (28.3 to 35.4 inches); brown (7.5YR 5/4), very pale brown (10YR 7/3), dry; loam; 8 percent clay; moderate coarse subangular blocky structure; hard, friable, slightly sticky, moderately plastic; 0.1 very fine roots between peds; 3.0 very fine tubular pores; 20 percent distinct clay films on all faces of peds; 8 percent by volume nonflat subangular indurated 2-?-75 millimeter granite fragments observed by visual inspection method; gradual wavy boundary.; observed in pit, small
    2BC—90 to 120 centimeters (35.4 to 47.2 inches); brown (7.5YR 5/4), very pale brown (10YR 7/3), dry; sandy loam; 6 percent clay; moderate coarse subangular blocky structure; hard, friable, nonsticky, slightly plastic; 3.0 very fine roots throughout; 3.0 very fine tubular pores; 15 percent distinct clay films on all faces of peds; 5 percent by volume nonflat subangular indurated 2-?-75 millimeter granite fragments observed by visual inspection method; clear wavy boundary.; observed in auger, bucket
    2C—120 to 137 centimeters (47.2 to 53.9 inches); pink (7.5YR 7/4) and brownish yellow (10YR 6/6) stratified coarse sand; 1 percent clay; massive; nonsticky, nonplastic; 3.0 very fine roots throughout; 4.0 very fine irregular pores; 8 percent by volume nonflat subangular indurated 2-?-75 millimeter granite fragments observed by visual inspection method.; observed in auger, bucket
    2Cr—137 centimeters (53.9 inches); bedrock; fragments.; observed in auger, bucket