IDENTIFIERS

  • Current Taxon Name (Soil Name): Coppercreek
  • OSD
  • Series Extent
  • User Site ID: S1983CA605REDW005
  • User Pedon ID: S10CA023014
  • Vegetation Plot ID: S1983CA605REDW005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0685
  • NCSS Pedon Lab Data NASIS Record ID - 43153
  • Print Date: 11/11/2024

    • 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: 41.1889114
  • Std. Longitude: -124.0210648
  • Datum: WGS84
  • Township: 9N
  • Range: 1E
  • Section: 11
  • PLSS Details: southeast quarter, northeast quarter
  • Location Description: Redwood National Park, Humboldt County, California; located approximately .32 kilometers east of Tom McDonald Creek crossing on G-6 road (toward G-line Deck), site is 38 meters above the road.
  • Map Unit: 545—Devilscreek-Panthercreek-Coppercreek complex, 30 to 50 percent slopes
  • State: California
  • County: CA023—Humboldt
  • MLRA: 4—California Coastal Redwood Belt
  • Non-MLRA Soil Survey Area: CA605—Humboldt and Del Norte Area, California
  • 7.5 Minute USGS Quad: 41124-B1—Rodgers Peak, California

    • PEDON

  • Describers Name: Jim Popenoe & Jack Lewis
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, isomesic Typic Palehumults
  • Current Taxon Kind: series
  • Pedon Type: representative pedon for component
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 14
  • Correlated Information:
  • Soil Name - Coppercreek
  • PSC - 34 to 84 cm.
  • Classificaton Date - 4/12/2010
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Coppercreek
  • Taxonomic Class - Fine-loamy, mixed, semiactive, isomesic Typic Pale
  • Taxon Kind - series
  • Classificaton Date - 9/6/1983
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium and residuum derived from schist
  • Landscape: mountains
  • Landform: mountain slope
  • Geomorphic Component Mountains: mountainflank, center third
  • Hill Slope Profile: backslope
  • Slope Complexity: complex
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: schist, unspecified
  • Geology: Redwood Creek Schist member of the Franciscan Formation formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/6/1983 (actual site observation date)
  • Air Photo ID: 5-16
  • Surface Water Kind: none observed
  • Plant Association Name: Redwood, moist
  • 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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    LIDE3

    VAOV2

    SESE3

    TSHE

    PSME

    RHMA3

    MANE2

    GASH

    VAPA

    POMU

    BLSP

    OXOR

    TROV2

    VAPL

    DIHOO

    Lithocarpus densiflorus

    Vaccinium ovatum

    Sequoia sempervirens

    Tsuga heterophylla

    Pseudotsuga menziesii

    Rhododendron macrophyllum

    Mahonia nervosa

    Gaultheria shallon

    Vaccinium parvifolium

    Polystichum munitum

    Blechnum spicant

    Oxalis oregana

    Trillium ovatum

    Vancouveria planipetala

    Disporum hookeri var. oreganum

    tanoak

    California huckleberry

    redwood

    western hemlock

    Douglas-fir

    Pacific rhododendron

    Cascade barberry

    salal

    red huckleberry

    western swordfern

    deer fern

    redwood-sorrel

    Pacific trillium

    redwood insideout flower

    Oregon drops of gold

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    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—34

    34—131

    —34—

    —97—
    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

    31

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    200

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    5

    2150

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    265

    11

    14

    9

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    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; 4.0 very fine roots and 4.0 fine roots; fragments; noneffervescent.; moist when described; observed in pit, small
    A—3 to 10 centimeters (1.2 to 3.9 inches); dark brown (10YR 3/3) broken face, brown (10YR 5/3) broken face, dry; very gravelly loam; 26 percent clay; weak fine granular, and weak fine subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; moderate permeability; 10.0 very fine roots and 10.0 fine roots; 10.0 very fine irregular and 10.0 fine irregular pores; 50 percent by volume 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 5.8, chlorophenol red; clear wavy boundary. Lab sample # 10N03133; moist when described; observed in pit, small
    AB—10 to 34 centimeters (3.9 to 13.4 inches); dark yellowish brown (10YR 4/4) broken face, light yellowish brown (10YR 6/4) broken face, dry; gravelly clay loam; 28 percent clay; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 4.0 very fine roots and 4.0 medium roots and 4.0 fine roots; 4.0 very fine irregular and 4.0 very fine tubular and 4.0 fine tubular pores; ? to 2-? millimeter charcoal fragments and 2 percent by volume 75-162-250 millimeter schist, unspecified fragments and 25 percent by volume 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 5.8, chlorophenol red; gradual wavy boundary. Lab sample # 10N03134; moist when described; observed in pit, small
    Bt1—34 to 62 centimeters (13.4 to 24.4 inches); strong brown (7.5YR 4/6) broken face, reddish yellow (7.5YR 6/6) broken face, dry; gravelly clay loam; 31 percent clay; weak coarse subangular blocky parts to weak fine subangular blocky, and weak medium subangular blocky parts to weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 4.0 very fine roots and 4.0 medium roots and 4.0 fine roots and 0.5 coarse roots; 4.0 very fine tubular and 4.0 fine tubular pores; 15 percent faint between sand grains and 15 percent faint on all faces of peds; ? to 2-? millimeter charcoal fragments and 3 percent by volume 75-162-250 millimeter schist, unspecified fragments and 17 percent by volume 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 5.8, chlorophenol red; gradual wavy boundary. Lab sample # 10N03135; moist when described; observed in pit, small
    Bt2—62 to 82 centimeters (24.4 to 32.3 inches); yellowish brown (10YR 5/8) broken face, yellow (10YR 7/6) broken face, dry; clay loam; 31 percent clay; weak coarse subangular blocky, and weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 0.5 very fine roots and 4.0 medium roots and 0.5 fine roots and 0.5 coarse roots; 4.0 very fine tubular and 0.5 fine tubular pores; 15 percent faint between sand grains and 15 percent faint on all faces of peds; ? to 2-? millimeter charcoal fragments and 2 percent by volume 75-162-250 millimeter schist, unspecified fragments and 5 percent by volume 250-450-600 millimeter schist, unspecified fragments and 11 percent by volume 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 5.8, chlorophenol red; gradual smooth boundary. Lab sample # 10N03136; moist when described; observed in pit, small
    BCt—82 to 131 centimeters (32.3 to 51.6 inches); yellowish brown (10YR 5/8) broken face, yellow (10YR 7/6) broken face, dry; gravelly clay loam; 29 percent clay; weak coarse subangular blocky structure; soft, friable, slightly sticky, slightly plastic; moderate permeability; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 0.5 very fine tubular and 0.5 fine tubular pores; 5 percent by volume 75-162-250 millimeter schist, unspecified fragments and 11 percent by volume 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 6.0, chlorophenol red; gradual smooth boundary. Lab sample # 10N03137; moist when described; observed in pit, small
    C—131 to 169 centimeters (51.6 to 66.5 inches); pale yellow (2.5Y 7/4) broken face, light olive brown (2.5Y 5/6) broken face, dry; cobbly clay loam; 29 percent clay; structureless massive; soft, friable, slightly sticky, slightly plastic; moderate permeability; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots; 0.5 very fine tubular pores; ? to 2-? millimeter charcoal fragments and 10 percent by volume 2-38-75 millimeter schist, unspecified fragments and 10 percent by volume 75-162-250 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 6.0, chlorophenol red.; moist when described; observed in pit, small