IDENTIFIERS

  • Current Taxon Name (Soil Name): Panthercreek
  • OSD
  • Series Extent
  • User Site ID: S1983CA605REDW013
  • User Pedon ID: S10CA023016
  • Vegetation Plot ID: S1983CA605REDW013
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0687
  • NCSS Pedon Lab Data NASIS Record ID - 58613
  • Print Date: 2/2/2025

    • 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: 41.1405000
  • Std. Longitude: -123.9832194
  • Datum: WGS84
  • Township: 9N
  • Range: 2E
  • Section: 30
  • PLSS Details: north half of southest quarter
  • Location Description: Redwood National Park, Humboldt County, California; located approximately 24 kilometers south of the town of Orick, 200 meters downslope from end of M-4 logging road, 30 meters above middle fork of Bridge Creek.
  • Map Unit: 555—Panthercreek-Devilscreek-Coppercreek complex, 50 to 75 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: Jack Lewis
  • Current Taxonomic Class: Loamy-skeletal, mixed, semiactive, isomesic Typic Eutrudepts
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 16
  • Correlated Information:
  • Soil Name - Panthercreek
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/12/2010
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Panthercreek
  • Classificaton Date - 5/18/1983
  • 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 flow on mountain slope
  • Geomorphic Component Mountains: mountainflank, lower third
  • Hill Slope Profile: backslope
  • Slope Complexity: complex
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • 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: 5/18/1983 (actual site observation date)
  • Air Photo ID: 6-14
  • Surface Water Kind: none observed
  • Plant Association Name: Redwood forest, old growth
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • 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

    SESE3

    TSHE

    PSME

    POMU

    BLSP

    GASH

    OXOR

    TROV2

    VAPL

    ZINGI

    VISE3

    ADPE

    Lithocarpus densiflorus

    Sequoia sempervirens

    Tsuga heterophylla

    Pseudotsuga menziesii

    Polystichum munitum

    Blechnum spicant

    Gaultheria shallon

    Oxalis oregana

    Trillium ovatum

    Vancouveria planipetala

    Zingiber

    Viola sempervirens

    Adiantum pedatum

    tanoak

    redwood

    western hemlock

    Douglas-fir

    western swordfern

    deer fern

    salal

    redwood-sorrel

    Pacific trillium

    redwood insideout flower

    ginger

    evergreen violet

    northern maidenhair

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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

    ochric epipedon

    cambic horizon

    aquic conditions

    0—17

    17—41

    171—226

    —17—

    —24—

    —55—
    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

    22

    —

    —

    293

    —

    50

    2000

    —

    290

    12

    14

    9

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 6 centimeters (0.0 to 2.4 inches); slightly decomposed plant material; fragments; clear wavy boundary.; moist when described; observed in cut
    A—6 to 17 centimeters (2.4 to 6.7 inches); very dark grayish brown (10YR 3/2) broken face, grayish brown (10YR 5/2) broken face, dry; gravelly loam; 28 percent clay; weak medium subangular blocky, and weak fine subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; moderately rapid permeability; 4.0 very fine roots and 0.5 medium roots and 4.0 fine roots; 10.0 very fine irregular and 10.0 fine irregular pores; moderately coherent cemented 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 5.8, chlorophenol red; clear wavy boundary. Lab sample # 10N03145; moist when described; observed in cut
    Bw—17 to 41 centimeters (6.7 to 16.1 inches); brown (10YR 4/3) broken face, pale brown (10YR 6/3) broken face, dry; gravelly loam; 28 percent clay; moderate coarse subangular blocky, and moderate medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; moderately rapid permeability; 4.0 very fine roots and 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 10.0 very fine irregular and 0.5 very fine tubular and 10.0 fine irregular pores; moderately coherent cemented 75-163-250 millimeter schist, unspecified fragments and moderately coherent cemented 2-38-75 millimeter schist, unspecified fragments; noneffervescent; moderately acid, pH 6.0, chlorophenol red; gradual wavy boundary. Lab sample # 10N03146; moist when described; observed in cut
    C1—41 to 86 centimeters (16.1 to 33.9 inches); dark gray (5Y 4/1) broken face, gray (5Y 6/1) broken face, dry; extremely gravelly loam; 29 percent clay; structureless massive; soft, very friable, nonsticky, slightly plastic; moderate permeability; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 10.0 very fine interstitial pores; 62 percent by volume moderately coherent cemented 2-38-75 millimeter schist, unspecified fragments; noneffervescent; slightly acid, pH 6.2, chlorophenol red; diffuse wavy boundary. Lab sample # 10N03147; moist when described; observed in cut
    C2—86 to 126 centimeters (33.9 to 49.6 inches); dark gray (5Y 4/1) broken face, gray (5Y 5/1) broken face, dry; very gravelly loam; 30 percent clay; structureless massive; hard, very friable, nonsticky, slightly plastic; moderate permeability; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 10.0 very fine interstitial pores; 42 percent by volume moderately coherent cemented 2-38-75 millimeter schist, unspecified fragments; noneffervescent; slightly acid, pH 6.1, chlorophenol red; diffuse wavy boundary. Lab sample # 10N03148; moist when described; observed in cut
    C3—126 to 171 centimeters (49.6 to 67.3 inches); dark gray (5Y 4/1) broken face, gray (5Y 5/1) broken face, dry; very gravelly loam; 29 percent clay; structureless massive; hard, friable, nonsticky, slightly plastic; moderate permeability; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 10.0 very fine interstitial pores; 40 percent by volume moderately coherent cemented 2-38-75 millimeter schist, unspecified fragments; noneffervescent; slightly acid, pH 6.1, chlorophenol red; gradual wavy boundary. Lab sample # 10N03149; moist when described; observed in cut
    Cg—171 to 226 centimeters (67.3 to 89.0 inches); dark gray (N 4/), broken face, gray (N 5/), broken face, dry; gravelly loam; 27 percent clay; structureless massive; hard, friable, slightly sticky, slightly plastic; moderate permeability; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots; 4.0 very fine interstitial pores; 100 percent dark gray (N 4/), moist, and gray (N 5/), dry, reduced matrix; 33 percent by volume moderately coherent cemented 2-38-75 millimeter schist, unspecified fragments; noneffervescent; neutral, pH 6.6, chlorophenol red. Lab sample # 10N03150; moist when described; observed in cut