IDENTIFIERS

  • Current Taxon Name (Soil Name): Avonville
  • OSD
  • Series Extent
  • User Site ID: S2013ID055004
  • User Pedon ID: S2013ID055004
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 14N0092
  • NCSS Pedon Lab Data NASIS Record ID - 74421
  • Print Date: 1/30/2025

    • 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: 47.7925000
  • Std. Longitude: -116.8200000
  • Datum: WGS84
  • Township: 51N
  • Range: 4W
  • Section: 3
  • PLSS Details: 1,560 feet north and 2,350 feet east of the southwest corner
  • Location Description: about 1.2 miles north of Coeur d'Alene airport.
  • Map Unit: 103—Avonville fine gravelly silt loam, 0 to 7 percent slopes
  • County: ID055—Kootenai
  • MLRA: 44A—Northern Rocky Mountain Valleys
  • Non-MLRA Soil Survey Area: ID606—Kootenai County Area, Idaho
  • 7.5 Minute USGS Quad: 47116-G7—Hayden, Idaho

    • PEDON

  • Describers Name: Allyson Young
  • Current Taxonomic Class: Loamy-skeletal, isotic, frigid Andic Haploxerolls
  • Current Taxon Kind: series
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Avonville
  • PSC - 25 to 100 cm.
  • Classificaton Date - 12/3/2014
  • Classifier - Allyson Young
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: volcanic ash and/or noncalcareous loess over glacial outwash
  • Landscape: valley
  • Landform: outwash plain
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: somewhat excessively
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/6/2013 (actual site observation date)
  • Data Collector: Allyson Young
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row crop
  • 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

    andic soil properties

    mollic epipedon

    cambic horizon

    lithologic discontinuity

    0—32

    0—32

    17—48

    32—

    —-

    —-

    —-

    —-
    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

    3

    —

    —

    707

    —

    210

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 8 centimeters (0.0 to 3.1 inches); dark grayish brown (10YR 4/2) broken face, very dark brown (10YR 2/2) broken face, moist; gravelly ashy silt loam; 10 percent clay; weak very fine subangular blocky, and weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; common very fine roots throughout and common fine roots throughout; 15 percent by volume nonflat subangular indurated 2-20-75 millimeter mixed fragments observed by visual inspection method; clear smooth boundary. Lab sample # 14N00298; moist when described; observed in trench. 3 bulk density clods collected
    Ap2—8 to 17 centimeters (3.1 to 6.7 inches); dark brown (7.5YR 3/2) broken face, black (10YR 2/1) broken face, moist; gravelly ashy silt loam; 8 percent clay; weak medium subangular blocky, and moderate fine subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; common very fine roots throughout and few medium roots and common fine roots throughout; 2 percent by volume nonflat subangular indurated 75-150-250 millimeter mixed fragments observed by visual inspection method and 25 percent by volume nonflat subangular indurated 2-20-75 millimeter mixed fragments observed by visual inspection method; clear smooth boundary. Lab sample # 14N00299; moist when described; observed in trench. 3 bulk density clods collected
    Bw—17 to 32 centimeters (6.7 to 12.6 inches); dark grayish brown (10YR 4/2) broken face, very dark brown (10YR 2/2) broken face, moist; very gravelly ashy loam; 10 percent clay; moderate very fine subangular blocky, and moderate fine subangular blocky structure; slightly hard, friable, nonsticky, nonplastic; common very fine roots throughout and common fine roots throughout; 10 percent by volume nonflat subrounded indurated 75-150-250 millimeter mixed fragments observed by visual inspection method and 30 percent by volume nonflat subangular indurated 2-20-75 millimeter mixed fragments observed by visual inspection method; abrupt irregular boundary. Lab sample # 14N00300; moist when described; observed in trench. 3 bulk density clods collected
    2Bt—32 to 48 centimeters (12.6 to 18.9 inches); yellowish brown (10YR 5/4) broken face, dark yellowish brown (10YR 3/4) broken face, moist; very gravelly loam; 20 percent clay; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common very fine roots throughout and common fine roots throughout; 5 percent faint clay films between sand grains; 15 percent by volume nonflat subrounded indurated 75-150-250 millimeter mixed fragments observed by visual inspection method and 40 percent by volume nonflat subangular indurated 2-20-75 millimeter mixed fragments observed by visual inspection method; clear wavy boundary. Lab sample # 14N00301; slightly moist when described; observed in trench. 3 bulk density clods collected
    2BC—48 to 60 centimeters (18.9 to 23.6 inches); light yellowish brown (10YR 6/4) broken face, dark yellowish brown (10YR 4/4) broken face, moist; extremely gravelly coarse sandy loam; 19 percent clay; weak very fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; common very fine roots throughout and common fine roots throughout; silica coats on bottom of rock fragments and 3 percent faint clay films between sand grains and 10 percent silt coats; 20 percent by volume nonflat subrounded indurated 75-150-250 millimeter mixed fragments observed by visual inspection method and 50 percent by volume nonflat subrounded indurated 2-20-75 millimeter mixed fragments observed by visual inspection method; clear wavy boundary. Lab sample # 14N00302; slightly moist when described; observed in trench. bulk sample collected. no bulk density collected.
    2C—60 to 95 centimeters (23.6 to 37.4 inches); pale brown (10YR 6/3), brown (10YR 4/3), moist; extremely gravelly loamy sand; 8 percent clay; massive; soft, very friable, nonsticky, nonplastic; few very fine roots throughout and few fine roots throughout; 20 percent by volume nonflat subrounded indurated 75-150-250 millimeter mixed fragments observed by visual inspection method and 60 percent by volume nonflat subrounded indurated 2-20-75 millimeter mixed fragments observed by visual inspection method.; dry when described; observed in trench. not sampled