IDENTIFIERS

  • Current Taxon Name (Soil Name): Lewhand
  • OSD
  • Series Extent
  • User Site ID: S1992ID035028
  • User Pedon ID: S1992ID035028
  • Vegetation Plot ID: S1992ID035028
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0966
  • NCSS Pedon Lab Data NASIS Record ID - 65206
  • 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: 46.3482000
  • Std. Longitude: -115.8892306
  • Datum: WGS84
  • Township: 35N
  • Range: 5E
  • Section: 30
  • PLSS Details: 2050 feet S and 250 feet E of the NW corner
  • Location Description: Potlatch Corp. ownership-near log home mill.
  • Map Unit: 162—Lewhand-Teneb complex, 0 to 2 percent slopes
  • State: Idaho
  • County: ID035—Clearwater
  • MLRA: 43A—Northern Rocky Mountains
  • Regional Office: NW—Northwest
  • MLRA Soil Survey Area: NW-MOS—Moscow, Idaho
  • Non-MLRA Soil Survey Area: ID612—Clearwater Area, Idaho
  • 7.5 Minute USGS Quad: 46115-C8—Weippe South, Idaho

    • PEDON

  • Describers Name: G. Hoffmann
  • Current Taxonomic Class: Fine-silty, mixed, active, frigid Vitrandic Fragiudalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 28
  • Correlated Information:
  • Soil Name - Lewhand
  • PSC - 25 to 48 cm.
  • Classificaton Date - 12/20/2017
  • Classifier - Brian Gardner
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Lewhand
  • Taxonomic Class - Fine-silty, mixed Aquic Fragiboralfs
  • PSC - 48 to 108 cm.
  • Classificaton Date - 7/30/1992
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: volcanic ash over mixed alluvium
  • Landscape: plateau
  • Landform: fluvial terrace
  • Slope Position: drainageway
  • Drainage Class: poorly
  • Flooding: frequent flooding for long periods
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/30/1992 (actual site observation date)
  • Air Photo ID: 4-9N
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - wetlands
  • 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

    ABGR

    AMAL2

    CAREX

    PICO

    SYAL

    Abies grandis

    Amelanchier alnifolia

    Carex

    Pinus contorta

    Symphoricarpos albus

    grand fir

    Saskatoon serviceberry

    sedge

    lodgepole pine

    common snowberry

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    —

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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

    2

    —

    —

    920

    —

    290

    962

    —

    95

    7.3

    —

    —

    —

    —

    —

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    A1—0 to 10 centimeters (0.0 to 3.9 inches); black (10YR 2/1) crushed, very dark grayish brown (10YR 3/2) crushed, dry; silt loam; 19 percent clay; weak very fine and fine subangular blocky, and strong medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots throughout and 1.0 fine roots throughout; 5.0 very fine and fine high-continuity interstitial and 5.0 very fine high-continuity tubular and 21.0 very fine high-continuity interstitial pores; fragments; clear wavy boundary. Lab sample # 92P06085
    A2—10 to 23 centimeters (3.9 to 9.1 inches); black (10YR 2/1) crushed, very dark grayish brown (10YR 3/2) crushed, dry; silt loam; 20 percent clay; weak medium prismatic, and strong very fine and fine subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots throughout and 1.0 fine roots throughout; 5.0 very fine high-continuity tubular and 21.0 very fine high-continuity interstitial and 5.0 fine high-continuity interstitial pores; fragments; abrupt wavy boundary. Lab sample # 92P06086
    E1—23 to 33 centimeters (9.1 to 13.0 inches); brown (10YR 4/3) exterior, pale brown (10YR 6/3) exterior, dry; silt loam; 18 percent clay; 1 percent dark yellowish brown (10YR 4/4) fine faint mottles; weak medium prismatic, and strong fine and medium subangular blocky, and coarse subangular blocky structure; very hard, friable, slightly sticky, slightly plastic; 5.0 very fine roots throughout and 1.0 fine roots throughout; 1.0 very fine high-continuity interstitial and 21.0 very fine high-continuity tubular and 1.0 fine high-continuity tubular pores; fragments; clear wavy boundary. Lab sample # 92P06087. 90% of mottles are inside peds; ped faces have low chroma colors and are often masked by dark (10YR 2/2) clay films. Mn (25%) and organic (75%) stains on films.
    2E\Bx—33 to 48 centimeters (13.0 to 18.9 inches); light olive brown (2.5Y 5/3) exterior, very pale brown (10YR 7/3) interior and light gray (10YR 7/2) exterior, dry; silt loam; 18 percent clay; 21 percent yellowish brown (10YR 5/8) fine and medium prominent mottles; strong coarse and very coarse prismatic structure; very hard, firm, slightly sticky, slightly plastic; 5.0 very fine roots between peds and 1.0 fine roots between peds; 5.0 very fine low-continuity interstitial and 1.0 very fine high-continuity interstitial and 21.0 very fine high-continuity tubular pores; fragments; clear smooth boundary. Lab sample # 92P06088. 90% of mottles are inside peds; ped faces have low chroma colors and are often masked by dark (10YR 2/2) clay films. Mn (25%) and organic (75%) stains on films.
    2Btx1—48 to 66 centimeters (18.9 to 26.0 inches); brown (10YR 4/3) interior, brown (10YR 5/3) interior, dry; silty clay loam; 27 percent clay; 21 percent dark yellowish brown (10YR 4/6) fine and medium distinct mottles; strong coarse and very coarse prismatic structure; extremely hard, very firm, slightly sticky, slightly plastic; brittle; 5.0 very fine roots between peds and 1.0 fine roots between peds; 5.0 very fine low-continuity tubular and 21.0 very fine high-continuity tubular pores; 75 percent prominent very dark brown (10YR 2/2) clay films on faces of peds and in pores; fragments; clear wavy boundary. Lab sample # 92P06089. within ped a weak platy structure is visible; 90% of mottles are inside peds; ped faces have low chroma colors and are often masked by dark (10YR 2/2) clay films. Mn (25%) and organic (75%) stains on films.; continuous - phpvsfiid 1531386; continuous - phpvsfiid 1531386
    2Btx2—66 to 94 centimeters (26.0 to 37.0 inches); light olive brown (2.5Y 5/3) interior, light yellowish brown (10YR 6/4) interior, dry; silt loam; 21 percent clay; 5 percent dark yellowish brown (10YR 4/4) fine distinct mottles; moderate very coarse prismatic, and weak medium and coarse platy structure; extremely hard, very firm, slightly sticky, slightly plastic; 1.0 very fine moderate-continuity interstitial and 21.0 very fine high-continuity tubular and 1.0 fine moderate-continuity tubular pores; 30 percent prominent very dark brown (10YR 2/2) clay films on faces of peds and in pores; 3 percent fine platy mica flakes, unspecified; fragments; clear smooth boundary. Lab sample # 92P06090. 90% of mottles are inside peds; ped faces have low chroma colors and are often masked by dark (10YR 2/2) clay films. Mn (25%) and organic (75%) stains on films.; continuous - phpvsfiid 1531389; continuous - phpvsfiid 1531389
    3Bt1—94 to 114 centimeters (37.0 to 44.9 inches); light olive brown (2.5Y 5/3) interior, light brownish gray (2.5Y 6/2) interior, dry; fine sandy loam; 14 percent clay; 5 percent dark yellowish brown (10YR 4/6) fine distinct mottles; weak very coarse prismatic, and weak medium and coarse platy structure; very hard, friable, slightly sticky, nonplastic; 1.0 very fine roots between peds; 1.0 very fine moderate-continuity interstitial and 5.0 very fine high-continuity tubular pores; 30 percent prominent very dark brown (10YR 2/2) clay films on faces of peds and in pores; 3 percent fine platy mica flakes, unspecified; fragments; clear smooth boundary. Lab sample # 92P06091. continuous - phpvsfiid 1531390; continuous - phpvsfiid 1531390
    3Bt2—114 to 137 centimeters (44.9 to 53.9 inches); olive (5Y 5/3) interior, light gray (2.5Y 7/2) interior, dry; silt loam; 25 percent clay; 1 percent dark olive gray (5Y 3/2) medium prominent and 21 percent strong brown (7.5YR 5/6) coarse prominent mottles; moderate very coarse prismatic structure; extremely hard, friable, slightly sticky, slightly plastic; 1.0 very fine roots between peds; 1.0 very fine moderate-continuity tubular pores; 30 percent prominent very dark brown (10YR 2/2) clay films on faces of peds and in pores; fragments; clear smooth boundary. Lab sample # 92P06092. as 2 bands about 1" thick and 6" apart.; continuous - phpvsfiid 1531391; continuous - phpvsfiid 1531391
    3Bt3—137 to 150 centimeters (53.9 to 59.1 inches); olive (5Y 5/3) interior and grayish brown (2.5Y 5/2) interior, light gray (2.5Y 7/2) interior, dry; silty clay loam; 28 percent clay; 21 percent yellowish brown (10YR 5/6) medium prominent mottles; moderate very coarse prismatic structure; very hard, firm, slightly sticky, slightly plastic; 1.0 very fine roots between peds; 5.0 very fine moderate-continuity interstitial and 1.0 fine low-continuity interstitial pores; 10 percent prominent very dark brown (10YR 2/2) clay films on faces of peds and in pores; fragments. Lab sample # 92P06093. continuous - phpvsfiid 1531387; continuous - phpvsfiid 1531387
    3Bt4—150 to 183 centimeters (59.1 to 72.0 inches); grayish brown (2.5Y 5/2) interior, light brownish gray (2.5Y 6/2) interior, dry; stratified silt loam to loamy sand; 17 percent clay; 5 percent strong brown (7.5YR 4/6) medium prominent and 5 percent greenish gray (5GY 5/1) medium prominent mottles; weak very coarse prismatic structure; very hard, firm; 1.0 very fine roots between peds; 1.0 very fine low-continuity tubular and 2.0 very fine low-continuity interstitial pores; 30 percent distinct very dark brown (10YR 2/2) clay films on faces of peds; 2 percent fine platy mica flakes, unspecified; fragments. Lab sample # 92P06094. discontinuous - phpvsfiid 1531388; discontinuous - phpvsfiid 1531388