IDENTIFIERS

  • Current Taxon Name (Soil Name): Panthercreek
  • OSD
  • Series Extent
  • User Site ID: S1984CA605REDW009
  • User Pedon ID: S10CA023020
  • Vegetation Plot ID: S1984CA605REDW009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0691
  • NCSS Pedon Lab Data NASIS Record ID - 58617
  • Print Date: 9/24/2024

    • 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: 41.1368212
  • Std. Longitude: -123.9350766
  • Datum: WGS84
  • Township: 9N
  • Range: 2E
  • Section: 27
  • PLSS Details: southwest quarter of the southeast quarter
  • Location Description: Redwood National Park; 1000 ft south of junction of 1820 road and 1821 road; then 150 ft downslope.
  • 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: 41123-B8—Bald Hills, California

    • PEDON

  • Describers Name: Nancy Sturhan
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, nonacid, isomesic Oxyaquic Udorthents
  • Current Taxon Kind: series
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 20
  • Correlated Information:
  • Soil Name - Panthercreek
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/12/2010
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Panthercreek
  • Classificaton Date - 7/26/1984
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: debris flow deposits derived from schist
  • Landscape: mountains
  • Landform: debris slide
  • Geomorphic Component Mountains: mountainflank, lower third
  • Hill Slope Profile: backslope
  • Slope Complexity: complex
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: high
  • Drainage Class: moderately 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: 7/26/1984 (actual site observation date)
  • Air Photo ID: 8-40
  • Surface Water Kind: none observed
  • Plant Association Name: Redwood Forest
  • 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

    SESE3

    LIDE3

    ALRU2

    TSHE

    VAOV2

    UMCA

    POMU

    OXOR

    TROV2

    ADPE

    Sequoia sempervirens

    Lithocarpus densiflorus

    Alnus rubra

    Tsuga heterophylla

    Vaccinium ovatum

    Umbellularia californica

    Polystichum munitum

    Oxalis oregana

    Trillium ovatum

    Adiantum pedatum

    redwood

    tanoak

    red alder

    western hemlock

    California huckleberry

    California laurel

    western swordfern

    redwood-sorrel

    Pacific trillium

    northern maidenhair

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

    ochric epipedon

    0—26

    —26—
    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

    35

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    245

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    98

    2100

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    265

    11

    14

    9

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    Oi—0 to 5 centimeters (0.0 to 2.0 inches); slightly decomposed plant material; fragments; abrupt smooth boundary.; moist when described; observed in pit, small. Fresh and decomposing maple and alder leaves and fern fronds.
    A—5 to 26 centimeters (2.0 to 10.2 inches); dark gray (5Y 4/1) broken face, very dark gray (10YR 3/1) broken face, dry; gravelly loam; 22 percent clay; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 6.0 very fine roots and 6.0 medium roots and 6.0 fine roots and 1.0 coarse roots; 6.0 very fine tubular and 6.0 very fine interstitial and 2.0 medium tubular and 6.0 fine interstitial and 6.0 fine tubular and 1.0 coarse tubular pores; 20 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter schist, unspecified fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 10N03163; moist when described; observed in pit, small
    C1—26 to 48 centimeters (10.2 to 18.9 inches); dark gray (N 4/), broken face, dark gray (N 4/), broken face, dry; gravelly silt loam; 24 percent clay; 9 percent pale yellow (2.5Y 8/2) medium prominent and 9 percent yellowish brown (10YR 5/6) medium prominent mottles; massive; hard, friable, slightly sticky, slightly plastic; 6.0 very fine roots and 6.0 medium roots and 6.0 fine roots and 2.0 coarse roots; 6.0 very fine interstitial and 2.0 medium tubular and 6.0 fine interstitial and 1.0 coarse tubular pores; 20 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter schist, unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # 10N03164; moist when described; observed in pit, small
    C2—48 to 124 centimeters (18.9 to 48.8 inches); dark gray (N 4/), broken face, gray (N 5/), broken face, dry; gravelly loam; 25 percent clay; 9 percent strong brown (7.5YR 5/6) coarse prominent and 9 percent very pale brown (10YR 7/4) coarse prominent and 9 percent brownish yellow (10YR 6/8) coarse prominent and 9 percent pale yellow (2.5Y 8/2) coarse prominent mottles; massive; slightly hard, friable, slightly sticky, slightly plastic; 6.0 very fine roots and 2.0 medium roots and 6.0 fine roots and 2.0 coarse roots; 6.0 very fine interstitial and 2.0 medium tubular and 6.0 fine interstitial and 1.0 coarse tubular pores; 20 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter schist, unspecified fragments; slightly acid, pH 6.5, hellige-truog; gradual smooth boundary. Lab sample # 10N03165; moist when described; observed in pit, small
    C3—124 to 158 centimeters (48.8 to 62.2 inches); dark gray (N 4/), broken face, light gray (N 7/), broken face, dry; gravelly loam; 24 percent clay; massive; slightly hard, friable, slightly sticky, slightly plastic; 6.0 very fine roots and 2.0 medium roots and 6.0 fine roots and 2.0 coarse roots; 6.0 very fine interstitial and 2.0 medium tubular and 6.0 fine interstitial and 1.0 coarse tubular pores; 17 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter schist, unspecified fragments; neutral, pH 7.0, hellige-truog. Lab sample # 10N03166; moist when described; observed in pit, small