IDENTIFIERS

  • Current Taxon Name (Soil Name): Coppercreek
  • OSD
  • Series Extent
  • User Site ID: S1984CA023001
  • User Pedon ID: 84CA023001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 85P0450
  • NCSS Pedon Lab Data NASIS Record ID - 56166
  • Print Date: 4/28/2025

    • 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: 41.2192726
  • Std. Longitude: -124.0317001
  • Datum: WGS84
  • Township: 10N
  • Range: 1E
  • Section: 35
  • PLSS Details: Drive 1.5 miles on A-9 road from junction with L-Line then walk 50 feet N up hill to bankcut
  • State: California
  • County: CA023—Humboldt
  • MLRA: 4B—Coastal Redwood Belt

    • PEDON

  • Describers Name: Jim Popenoe
  • Current Taxonomic Class: Fine-loamy, mixed, active, isomesic Typic Haplohumults
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Coppercreek
  • Classificaton Date - 7/11/2007
  • Sampled As Information:
  • Soil Name - Coppercreek
  • Taxonomic Class - Fine-loamy, mixed, isomesic Typic Humitropept
  • Taxon Kind - series
  • Classificaton Date - 3/1/1984
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/1/1984 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    68

    —

    —

    1030

    —

    225

    —

    —

    —

    —

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    O—0 to 12 centimeters (0.0 to 4.7 inches); partially decomposed organic matter; 5.5 very fine roots and 2.5 fine roots; fragments. Fresh and decomposing tanoak leaves, conifer needles and fern fronds, mostly leaves in lower part.; common fine roots; many very fine roots
    A—12 to 25 centimeters (4.7 to 9.8 inches); dark yellowish brown (10YR 4/4) interior, very pale brown (10YR 7/4) interior, dry; gravelly loam; 25 percent clay; weak fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots and 0.5 medium roots; 5.5 very fine and fine interstitial and 2.5 fine tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. 27% gravel.; many very fine and fine roots; few medium roots
    AB—25 to 40 centimeters (9.8 to 15.7 inches); dark yellowish brown (10YR 4/4) interior, very pale brown (10YR 7/4) interior, dry; gravelly clay loam; 27 percent clay; weak fine granular, and weak coarse subangular blocky, and weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots and 1.0 medium and coarse roots; 5.5 very fine and fine interstitial and 2.5 very fine tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. 27% gravel.; many very fine and fine roots; few to common medium and coarse roots
    BA—40 to 57 centimeters (15.7 to 22.4 inches); yellowish brown (10YR 5/6) interior, brownish yellow (10YR 6/6) interior, dry; gravelly clay loam; 30 percent clay; weak coarse subangular blocky, and weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 2.5 medium and coarse roots; 2.5 very fine and fine tubular and 0.5 medium tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. Lab sample # 85P02200. 18% gravel. Old root channel present, 10 cm across filled with material from A horizon, comprises approx. 5% of horizon area.; common very fine and fine roots; common medium and coarse roots
    Bw1—57 to 80 centimeters (22.4 to 31.5 inches); strong brown (7.5YR 5/8) interior, reddish yellow (7.5YR 6/6) interior, dry; gravelly clay loam; 30 percent clay; weak coarse subangular blocky structure; soft, friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots and 1.0 medium and coarse roots; 2.5 very fine and fine tubular and 0.5 medium tubular pores; 15 percent faint clay films in root channels and/or pores and 15 percent faint clay films between sand grains; fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # 85P02201. 21% gravel. Old root channels present, 5 to 10 cm across filled with material from upper B horizon, comprises approx. 10% of horizon area.; few clay films surface features in root channels and/or pores; few clay films surface features between sand grains; many very fine and fine roots; few to common medium and coarse roots
    Bw2—80 to 113 centimeters (31.5 to 44.5 inches); yellowish brown (10YR 5/8) interior, very pale brown (10YR 7/4) interior, dry; gravelly clay loam; 27 percent clay; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 1.0 medium and coarse roots; 0.5 very fine and fine tubular and 0.5 medium tubular pores; 15 percent faint clay films between sand grains; fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # 85P02202. 32% gravel. Old roots channels present, 5 to 10 cm across filled with material from upper B horizon, comprises approx. 10% of horizon area.; few clay films surface features between sand grains; common very fine and fine roots; few to common medium and coarse roots
    BC—113 to 146 centimeters (44.5 to 57.5 inches); light yellowish brown (10YR 6/4) interior, pale yellow (2.5Y 7/4) interior, dry; gravelly clay loam; 27 percent clay; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 0.5 very fine and fine tubular pores; fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. 25% gravel.; few very fine and fine roots; few medium and coarse roots
    C—146 to 184 centimeters (57.5 to 72.4 inches); light brownish gray (2.5Y 6/2) interior, light gray (2.5Y 7/2) interior, dry; gravelly loam; 26 percent clay; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 0.5 very fine and fine tubular and 0.5 medium tubular pores; fragments; moderately acid, pH 6.0, hellige-truog. 27% gravel.; few very fine and fine roots; few medium and coarse roots