IDENTIFIERS

  • Current Taxon Name (Soil Name): Southwick
  • OSD
  • Series Extent
  • User Site ID: S2004ID009003
  • User Pedon ID: 2004ID009003
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 04N1105
  • NCSS Pedon Lab Data NASIS Record ID - 16862
  • Print Date: 2/1/2025

    • 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: 47.3464737
  • Std. Longitude: -116.9781418
  • Datum: WGS84
  • Township: 46N
  • Range: 5W
  • Section: 9
  • PLSS Details: about 980 feet east and 1810 feet south of the northwest corner
  • Map Unit: 355—Southwick-Driscoll complex, 3 to 15 percent slopes
  • Country: US—United States
  • State: Idaho
  • County: ID009—Benewah
  • MLRA: 9—Palouse and Nez Perce Prairies
  • Non-MLRA Soil Survey Area: ID607—Benewah County Area, IdahoID620—Benewah County Area, Idaho, Western Part
  • 7.5 Minute USGS Quad: 47116-C8—Plummer, Idaho

    • PEDON

  • Describers Name: Chandra Neils
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Vitrandic Argixerolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Southwick
  • PSC - 79 to 130 cm.
  • Classificaton Date - 3/20/2013
  • Classifier - Brian Gardner
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - xeric
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Southwick
  • Taxonomic Class - Fine-silty, mixed, superactive, mesic Vitrandic Argixerolls
  • Classificaton Date - 8/6/2004
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - xeric
  • Moisture SUBClass - oxyaquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess
  • Landscape: hills
  • Landform: loess hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: shoulder
  • Slope Complexity: complex
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Palouse Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/6/2004 (actual site observation date)
  • Plant Association Name: Wheat - PIPO/SYAL
  • 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
  • Current Weather - sunny
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    volcanic glass

    mollic epipedon

    albic horizon

    episaturation

    argillic horizon

    fragic soil properties

    0—25

    0—25

    71—79

    71—79

    79—130

    79—124

    —-

    —-

    —-

    —-

    —-

    —-
    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    8/6/2004

    —

    —

    —
    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

    9

    —

    —

    842

    —

    298

    584

    —

    120

    7.8

    —

    —

    8.3

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3) broken face, very dark brown (10YR 2/2) broken face, moist; ashy silt loam; 21 percent clay; weak very fine subangular blocky, and weak fine subangular blocky structure; soft, friable, slightly sticky, nonplastic; moderate permeability; 8.0 very fine roots throughout and 0.5 medium roots throughout and 3.0 fine roots throughout; 3.0 very fine tubular and 2.0 fine tubular pores; fragments; moderately acid, pH 5.7, hellige-truog; clear smooth boundary. Lab sample # 04N06207; observed in trench
    A1—15 to 25 centimeters (5.9 to 9.8 inches); brown (10YR 4/3) broken face, very dark brown (10YR 2/2) broken face, moist; ashy silt loam; 22 percent clay; moderate fine subangular blocky structure; moderately hard, friable, nonsticky, nonplastic; moderate permeability; 2.0 very fine roots throughout and 2.0 fine roots throughout; 2.0 very fine tubular and 2.0 fine tubular pores; fragments; moderately acid, pH 6.0, hellige-truog; abrupt smooth boundary. Lab sample # 04N06208; observed in trench
    A2—25 to 33 centimeters (9.8 to 13.0 inches); brown (10YR 5/3) broken face, dark brown (10YR 3/3) broken face, moist; silt loam; 22 percent clay; moderate fine subangular blocky structure; extremely hard, firm, slightly sticky, nonplastic; moderate permeability; 2.0 very fine roots throughout and 2.0 fine roots throughout; 8.0 very fine tubular and 3.0 fine tubular pores; fragments; slightly acid, pH 6.3, hellige-truog; clear smooth boundary. Lab sample # 04N06209; observed in trench
    A3—33 to 46 centimeters (13.0 to 18.1 inches); brown (10YR 4/3) broken face, 3/3 3/3) broken face, moist; silt loam; 22 percent clay; moderate fine subangular blocky structure; moderately hard, friable, slightly sticky, slightly plastic; moderate permeability; 2.0 very fine roots throughout and 2.0 fine roots throughout; 2.0 very fine tubular and 2.0 fine tubular pores; fragments; neutral, pH 6.7, hellige-truog; clear smooth boundary. Lab sample # 04N06210; observed in trench
    Bw—46 to 71 centimeters (18.1 to 28.0 inches); yellowish brown (10YR 5/4) broken face, dark yellowish brown (10YR 4/4) broken face, moist; silt loam; 19 percent clay; moderate medium subangular blocky structure; extremely hard, friable, slightly sticky, slightly plastic; moderate permeability; 2.0 very fine roots throughout and 2.0 fine roots throughout; 2.0 very fine tubular and 1.0 fine tubular pores; fragments; neutral, pH 6.7, hellige-truog; abrupt smooth boundary. Lab sample # 04N06211; observed in trench
    E—71 to 79 centimeters (28.0 to 31.1 inches); light gray (10YR 7/2) broken face, pale brown (10YR 6/3) broken face, moist; silt loam; 15 percent clay; weak thin platy, and weak very thin platy structure; slightly hard, very friable, nonsticky, nonplastic; moderate permeability; 0.5 very fine roots throughout; 0.5 fine tubular pores; fragments; slightly acid, pH 6.5, hellige-truog; abrupt smooth boundary. Lab sample # 04N06212; observed in trench
    Btcxb—79 to 124 centimeters (31.1 to 48.8 inches); light yellowish brown (10YR 6/4) broken face and brown (7.5YR 5/4) crushed, dark brown (10YR 3/3) broken face and dark yellowish brown (10YR 4/4) crushed, moist; silty clay loam; 31 percent clay; strong coarse prismatic, and strong medium prismatic structure; rigid, very firm, slightly sticky, moderately plastic; slow permeability; 2.0 fine roots between peds; 0.5 fine tubular pores; 20 percent distinct clay films on all faces of peds and 30 percent distinct silt coats on all faces of peds; 2 percent fine distinct weakly coherent cemented iron-manganese concretions in matrix; fragments; slightly acid, pH 6.5, hellige-truog; abrupt smooth boundary. Lab sample # 04N06213; observed in trench
    Btcb1—124 to 137 centimeters (48.8 to 53.9 inches); yellowish brown (10YR 5/4) crushed, dark yellowish brown (10YR 4/4) crushed and dark yellowish brown (10YR 3/6) broken face, moist; silt loam; 28 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; extremely hard, firm, slightly sticky, moderately plastic; moderately slow permeability; 0.5 very fine roots throughout; 2.0 fine tubular pores; 5 percent prominent organoargillans on surfaces along root channels and 5 percent prominent organoargillans on vertical faces of peds and 25 percent distinct clay films on all faces of peds; 2 percent fine distinct weakly coherent cemented iron-manganese concretions in matrix; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 04N06214; observed in trench
    Btcb2—137 to 178 centimeters (53.9 to 70.1 inches); yellowish brown (10YR 5/6) crushed, dark yellowish brown (10YR 4/4) crushed and dark yellowish brown (10YR 3/4) broken face, moist; silt loam; 25 percent clay; moderate medium angular blocky structure; extremely hard, firm, slightly sticky, moderately plastic; moderately slow permeability; 0.5 very fine roots throughout; 0.5 very fine tubular pores; 10 percent prominent organoargillans on vertical faces of peds and 10 percent prominent organoargillans on surfaces along root channels and 25 percent distinct clay films on all faces of peds; 2 percent medium distinct weakly coherent cemented iron-manganese concretions in matrix; fragments; slightly acid, pH 6.5, hellige-truog. Lab sample # 04N06215; observed in trench