IDENTIFIERS

  • Current Taxon Name (Soil Name): TOKUL
  • OSD
  • Series Extent
  • User Site ID: S1997WA061001
  • User Pedon ID: S1997WA061001
  • User Site Association ID: PMC OREGON
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 98P0260
  • NCSS Pedon Lab Data NASIS Record ID - 10531
  • Print Date: 12/4/2024

    • 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: 47.9330559
  • Std. Longitude: -121.9561081
  • Datum: WGS84
  • Township: 28N
  • Range: 7E
  • Section: 7
  • PLSS Details: 1250 feet E and 250 feet S of NW Corner
  • State: Washington
  • County: WA061—Snohomish
  • Non-MLRA Soil Survey Area: WA661—Snohomish County Area, Washington

    • PEDON

  • Describers Name: H.R. Gentry, A.F. Walters and C.S. Natsuhara
  • Current Taxonomic Class: Medial, amorphic, mesic Aquic Vitrixerands
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - TOKUL
  • Taxonomic Class - Medial, amorphic, mesic Aquic Vitrixerands
  • PSC - 25 to 100 cm.
  • Classificaton Date - 1/17/1997
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: ground moraine
  • Anthropogenic Feature: leveled land
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/17/1997 (actual site observation date)
  • Microrelief Elevation: 2
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • 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

    cambic horizon

    2—5

    5—96

    —-

    —-
    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

    11

    21

    —

    165

    —

    270

    122

    —

    —

    10

    15

    1

    11

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 2 centimeters (0.0 to 0.8 inches); fragments. Lab sample # 98P01502
    Oa—2 to 5 centimeters (0.8 to 2.0 inches);, black (10YR 2/1), moist; fragments. Lab sample # 98P01503
    A—5 to 13 centimeters (2.0 to 5.1 inches); brown (10YR 4/3), very dark brown (10YR 2/2), moist; gravelly loam; weak fine and medium granular structure; soft, very friable, slightly sticky, slightly plastic; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 21.0 very fine interstitial pores; 15 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; abrupt wavy boundary. Lab sample # 98P01504
    Bs1—13 to 25 centimeters (5.1 to 9.8 inches); brown (7.5YR 5/4) crushed, dark brown (7.5YR 3/4) crushed, moist; gravelly loam; weak fine and medium subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; weakly smeary; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 21.0 very fine interstitial pores; 1 percent medium and coarse spherical iron concretions; 15 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; clear wavy boundary. Lab sample # 98P01505
    Bs2—25 to 38 centimeters (9.8 to 15.0 inches); 10YR 5/ (10YR 5/), crushed, dark brown (7.5YR 3/4) crushed, moist; gravelly loam; weak fine and medium subangular blocky parts to weak coarse subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; weakly smeary; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 21.0 very fine interstitial pores; 1 percent coarse spherical iron concretions; 15 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; clear wavy boundary. Lab sample # 98P01506
    Bs3—38 to 48 centimeters (15.0 to 18.9 inches); yellowish brown (10YR 5/4) crushed, dark brown (7.5YR 3/4) crushed and brown (10YR 4/3), moist; gravelly loam; weak fine and medium subangular blocky parts to weak coarse subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; weakly smeary; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 21.0 very fine interstitial pores; 1 percent medium and coarse spherical dark concretions and 1 percent coarse irregular iron concretions; 2 percent by volume rounded 75-162-250 millimeter unspecified fragments and 15 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; clear wavy boundary. Lab sample # 98P01507
    Bs4—48 to 61 centimeters (18.9 to 24.0 inches); light yellowish brown (10YR 6/4) crushed, brown (10YR 4/3) crushed, moist; gravelly loam; weak fine and medium subangular blocky parts to weak coarse subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; weakly smeary; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 21.0 very fine interstitial and 0.5 tubular pores; 1 percent very coarse irregular masses of oxidized iron and 1 percent medium and coarse spherical dark concretions and 3 percent medium and coarse irregular masses of oxidized iron; 2 percent by volume rounded 75-162-250 millimeter unspecified fragments and 20 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; clear wavy boundary. Lab sample # 98P01508. 7.5YR 3/4 conc. under cobbles and 5 to 8 cm gravels.
    BC1—61 to 76 centimeters (24.0 to 29.9 inches); pale yellow (2.5Y 7/4) crushed, light olive brown (2.5Y 5/3) crushed, moist; gravelly loam; 3 percent strong brown (7.5YR 4/6) medium and coarse distinct mottles; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; 3.0 medium roots and 21.0 fine roots and 0.5 coarse roots; 3.0 very fine interstitial and 0.5 fine tubular pores; 5 percent by volume rounded 75-162-250 millimeter unspecified fragments and 25 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; clear wavy boundary. Lab sample # 98P01509. 7.5YR 3/4 conc. under cobbles and 5 to 8 cm gravels.
    BC2—76 to 96 centimeters (29.9 to 37.8 inches); pale yellow (2.5Y 7/4) crushed, light olive brown (2.5Y 5/3) crushed, moist; gravelly loam; 3 percent strong brown (7.5YR 4/6) medium and coarse distinct mottles; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; weakly smeary; 21.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 3.0 very fine and fine tubular and 3.0 very fine interstitial pores; 5 percent by volume rounded 75-162-250 millimeter unspecified fragments and 25 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; abrupt wavy boundary. Lab sample # 98P01510
    2Bsm1—96 to 112 centimeters (37.8 to 44.1 inches); light yellowish brown (2.5Y 6/3), dark grayish brown (2.5Y 4/2) crushed, moist; very gravelly sandy loam; hard when dry, extremely firm, weakly cemented, nonsticky, nonplastic; 0.5 very fine tubular pores; 10 percent by volume rounded 75-162-250 millimeter unspecified fragments and 30 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue; clear wavy boundary. Lab sample # 98P01511. 7.5YR 4/6 very thin iron concentrations on surface of horizon and 7.5YR 4/6 iron concentrations around rock fragments and in vertical horizontal seams.
    2Bsm2—112 to 152 centimeters (44.1 to 59.8 inches); light yellowish brown (2.5Y 6/3) crushed, dark grayish brown (2.5Y 4/2) crushed, moist; very gravelly sandy loam; hard when dry, extremely firm, weakly cemented, nonsticky, nonplastic; 0.5 very fine tubular pores; 5 percent by volume rounded 75-162-250 millimeter unspecified fragments and 30 percent by volume rounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, bromthymol blue. Lab sample # 98P01512. Common, prominent 7.5YR 4/6 and 7.5YR 3/4 iron concretions in vertical seams; 2.5YR 6/2 coatings in vertical seams; few distinct 2.5YR 8/2 silica con in seams; few distinct 2/0 coatings in vertical seams.