IDENTIFIERS

  • Current Taxon Name (Soil Name): Mooncreek
  • OSD
  • Series Extent
  • User Site ID: 03CA605REDW083
  • User Pedon ID: 03CA605REDW083
  • Vegetation Plot ID: 03CA605REDW083
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 04N0746
  • NCSS Pedon Lab Data NASIS Record ID - 16606
  • Print Date: 12/6/2025

    • 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: 41.0312500
  • Std. Longitude: -123.8328056
  • Datum: WGS84
  • Township: 8N
  • Range: 3E
  • Section: 33
  • PLSS Details: southeast quarter, southeast quarter
  • Location Description: Northeast shoulder on Beaver Ridge; unamed logging road to Preston Prairie; cutbank.
  • Map Unit: 465—Sidehill-Oakside-Darkwoods complex, 50 to 100 percent slopes
  • State: California
  • County: CA023—Humboldt
  • MLRA: 5—Siskiyou-Trinity Area
  • Non-MLRA Soil Survey Area: CA605—Humboldt and Del Norte Area, California
  • 7.5 Minute USGS Quad: 41123-A7—Hupa Mountain, California

    • PEDON

  • Describers Name: Joe Seney
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Xeric Palehumults
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 383
  • Correlated Information:
  • Soil Name - Mooncreek
  • PSC - 43 to 93 cm.
  • Classificaton Date - 3/5/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - xeric
  • Moisture Subclass - xeric
  • Sampled As Information:
  • Soil Name - Mooncreek
  • Classificaton Date - 9/22/2003
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium and residuum derived from sandstone and mudstone
  • Landscape: mountains
  • Landform: mountain slope
  • Geomorphic Component Mountains: mountainflank, upper third
  • Hill Slope Profile: shoulder
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: mudstone
  • Geology: Coyote Creek Unit member of the Franciscan Formation formation in the Franciscan group.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    F005XB101CA Douglas-fir/tanoak, mountain slopes, sandstone and mudstone, clay loam

    • SITE OBSERVATION

  • Observation Date: 9/22/2003 (actual site observation date)
  • Air Photo ID: 6250-24
  • Surface Water Kind: none observed
  • Plant Association Name: Tanoak-Douglas-fir
  • 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
  • Current Air Temp - 24
  • Site Erosion Accelerated: water erosion sheet
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ARME

    CHRYS15

    GASH

    LIDE3

    MANE2

    PSME

    VAPL

    Arbutus menziesii

    Chrysolepis

    Gaultheria shallon

    Lithocarpus densiflorus

    Mahonia nervosa

    Pseudotsuga menziesii

    Vancouveria planipetala

    Pacific madrone

    chinquapin

    salal

    tanoak

    Cascade barberry

    Douglas-fir

    redwood insideout flower

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

    ochric epipedon

    argillic horizon

    0—19

    43—200

    —19—

    —157—
    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    9/22/2003

    50

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    18
    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

    50

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    853

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    70

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    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; loose, loose, nonsticky, nonplastic; moderately rapid permeability; 6.0 very fine roots and 6.0 fine roots; 10.0 very fine interstitial and 10.0 fine interstitial pores; fragments; noneffervescent; clear smooth boundary. Lab sample # 04N04254; slightly moist when described; observed in cut, beveled
    Oe—3 to 6 centimeters (1.2 to 2.4 inches); moderately decomposed plant material; loose, loose, nonsticky, nonplastic; moderately rapid permeability; 10.0 very fine roots and 10.0 fine roots; 10.0 very fine interstitial and 10.0 fine interstitial pores; fragments; noneffervescent; abrupt smooth boundary. Lab sample # 04N04255; slightly moist when described; observed in cut, beveled
    A—6 to 19 centimeters (2.4 to 7.5 inches); dark brown (10YR 3/3) broken face, brown (10YR 5/3) broken face, dry; loam; 22 percent clay; weak fine subangular blocky, and weak medium granular, and weak fine granular structure; soft, very friable, slightly sticky, slightly plastic; moderate permeability; 4.0 very fine roots and 2.0 medium roots and 4.0 fine roots; 10.0 very fine tubular and 1.0 medium tubular and 10.0 fine tubular pores; 5 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter sandstone, unspecified fragments; noneffervescent; strongly acid, pH 5.2, pH indicator strip; gradual smooth boundary. Lab sample # 04N04256; slightly moist when described; observed in cut, beveled
    BA—19 to 43 centimeters (7.5 to 16.9 inches); dark brown (7.5YR 3/4) broken face, yellowish brown (10YR 5/4) broken face, dry; gravelly loam; 25 percent clay; weak medium subangular blocky, and weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 4.0 very fine roots and 2.0 medium roots and 4.0 fine roots; 6.0 very fine tubular and 1.0 medium tubular and 6.0 fine tubular and 1.0 coarse tubular pores; 5 percent distinct clay films on all faces of peds; 15 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter sandstone, unspecified fragments; noneffervescent; very strongly acid, pH 5.0, pH indicator strip; gradual smooth boundary. Lab sample # 04N04257; slightly moist when described; observed in cut, beveled
    Bt1—43 to 67 centimeters (16.9 to 26.4 inches); brown (7.5YR 4/4) broken face, light yellowish brown (10YR 6/4) broken face, dry; gravelly clay loam; 31 percent clay; moderate fine subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; moderately slow permeability; 4.0 very fine roots and 2.0 medium roots and 4.0 fine roots and 1.0 coarse roots; 6.0 very fine tubular and 1.0 very coarse tubular and 6.0 fine tubular and 1.0 coarse tubular pores; 35 percent distinct clay films on all faces of peds; 15 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter sandstone, unspecified fragments; noneffervescent; very strongly acid, pH 4.6, pH indicator strip; clear wavy boundary. Lab sample # 04N04258; slightly moist when described; observed in cut, beveled
    Bt2—67 to 93 centimeters (26.4 to 36.6 inches); brown (7.5YR 4/4) broken face, light yellowish brown (10YR 6/4) broken face, dry; gravelly clay loam; 33 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; moderately slow permeability; 2.0 very fine roots and 1.0 medium roots and 2.0 fine roots and 2.0 coarse roots; 4.0 very fine tubular and 2.0 medium tubular and 4.0 fine tubular and 1.0 coarse tubular pores; 45 percent distinct clay films on all faces of peds; 25 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter sandstone, unspecified fragments; noneffervescent; very strongly acid, pH 4.8, pH indicator strip; clear wavy boundary. Lab sample # 04N04259; slightly moist when described; observed in cut, beveled
    Bt3—93 to 140 centimeters (36.6 to 55.1 inches); dark yellowish brown (10YR 4/6) broken face, brownish yellow (10YR 6/6) broken face, dry; gravelly clay loam; 34 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; moderately hard, firm, moderately sticky, moderately plastic; moderately slow permeability; 2.0 very fine roots and 1.0 medium roots and 2.0 fine roots; 4.0 very fine tubular and 4.0 fine tubular and 1.0 coarse tubular pores; 50 percent distinct clay films on all faces of peds; 15 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter sandstone, unspecified fragments; noneffervescent; very strongly acid, pH 4.8, pH indicator strip; clear wavy boundary. Lab sample # 04N04260; slightly moist when described; observed in cut, beveled
    Bt4—140 to 159 centimeters (55.1 to 62.6 inches); dark yellowish brown (10YR 4/6) broken face, yellow (10YR 7/6) broken face, dry; gravelly clay loam; 37 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; moderately hard, firm, moderately sticky, moderately plastic; slow permeability; 0.5 fine roots; 3.0 very fine tubular and 2.0 very fine irregular and 3.0 fine tubular and 2.0 fine irregular and 1.0 coarse tubular pores; 75 percent distinct clay films on all faces of peds and 75 percent distinct clay films on rock fragments; 20 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter sandstone, unspecified fragments; noneffervescent; very strongly acid, pH 4.8, pH indicator strip; gradual smooth boundary. Lab sample # 04N04261; slightly moist when described; observed in cut, beveled
    BCt—159 to 200 centimeters (62.6 to 78.7 inches); yellowish brown (10YR 5/6) broken face, yellow (10YR 7/6) broken face, dry; very gravelly clay; 40 percent clay; weak medium subangular blocky, and weak fine subangular blocky structure; moderately hard, firm, moderately sticky, very plastic; slow permeability; 0.5 fine roots; 0.5 very fine irregular and 0.5 very fine tubular and 0.5 fine irregular and 0.5 fine tubular pores; 75 percent distinct clay films on all faces of peds and 75 percent distinct clay films on rock fragments; 50 percent by volume nonflat subangular very strongly coherent cemented 2-38-75 millimeter mudstone fragments; noneffervescent; very strongly acid, pH 5.0, pH indicator strip.; slightly moist when described; observed in cut, beveled