IDENTIFIERS

  • Current Taxon Name (Soil Name): Swainow
  • OSD
  • Series Extent
  • User Site ID: S1984CA063002
  • User Pedon ID: 84CA063002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 84P0756
  • NCSS Pedon Lab Data NASIS Record ID - 54999
  • Print Date: 12/4/2024

    • 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: 40.3786125
  • Std. Longitude: -121.0813904
  • Datum: WGS84
  • Location Description: Landing cut bank, S side of landing, E slope Brush Mtn.
  • State: California
  • County: CA063—Plumas
  • MLRA: 22B—Southern Cascade Mountains

    • PEDON

  • Current Taxonomic Class: Medial-skeletal, amorphic, frigid Ultic Haploxerands
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Swainow
  • Classificaton Date - 7/11/2007
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Swain
  • Taxonomic Class - Loamy-skeletal, mixed, frigid Ultic Haploxeralf
  • Classificaton Date - 8/1/1984
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains or deeply dissected plateaus
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: very poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1984 (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

    31

    —

    —

    1788

    —

    90

    —

    —

    —

    —

    —

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    A—5 to 15 centimeters (2.0 to 5.9 inches); reddish brown (5YR 5/3) interior, dark reddish brown (5YR 3/3) interior, moist; very stony sandy loam; weak fine granular structure; loose, very friable, nonsticky, slightly plastic; 2.5 very fine roots; 5.5 very fine interstitial pores; fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 84P04211. 10% retained on number 4 sieve; 10% retained on number 10 sieve (visual) aproximately 20% stones.; common very fine roots
    AB—15 to 43 centimeters (5.9 to 16.9 inches); yellowish red (5YR 5/6) interior, dark reddish brown (5YR 3/4) interior, moist; extremely stony sandy loam; weak very fine subangular blocky structure; slightly hard, very friable, nonsticky, slightly plastic; 5.5 very fine roots and 5.5 fine and medium roots; 5.5 very fine interstitial pores; 10 percent by volume 2-39-75 millimeter mixed fragments and 65 percent by volume 250-425-600 millimeter mixed fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 84P04212. many very fine roots; many fine and medium roots
    Bt1—43 to 63 centimeters (16.9 to 24.8 inches); reddish yellow (5YR 6/6) interior, yellowish red (5YR 4/6) interior, moist; very gravelly loam; weak very fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 5.5 very fine roots and 5.5 fine and medium roots; 5.5 very fine tubular pores; 15 percent clay films in root channels and/or pores; fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 84P04213. 20% retained on number 4 sieve; 25% retained on number 10 sieve (visual) approximately 5% cobbles.; few clay films surface features in root channels and/or pores; many very fine roots; many fine and medium roots
    Bt2—63 to 99 centimeters (24.8 to 39.0 inches); reddish yellow (5YR 6/6) interior, yellowish red (5YR 4/6) interior, moist; very gravelly loam; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots and 0.5 fine and medium roots; 5.5 very fine tubular pores; 15 percent clay films on faces of peds; fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # 84P04214. 25% retained on number 4 sieve; 25% retained on number 10 sieve (visual) approximately 20% stones.; few clay films surface features on faces of peds; many very fine roots; few fine and medium roots
    BCt—99 to 117 centimeters (39.0 to 46.1 inches); brownish yellow (10YR 6/6) interior, dark yellowish brown (10YR 4/6) interior, moist; extremely stony loam; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots; 5.5 very fine tubular pores; 15 percent clay films on faces of peds; 20 percent by volume 250-425-600 millimeter mixed fragments and 40 percent by volume 75-162-250 millimeter mixed fragments; slightly acid, pH 6.5, hellige-truog; abrupt wavy boundary. Lab sample # 84P04215. 20% gravel.; few clay films surface features on faces of peds; common very fine and fine roots
    Cr—117 to 137 centimeters (46.1 to 53.9 inches); weathered bedrock; fragments. Lab sample # 84P04216. Moderately weathered, non-fractured volcanic rock.
    O—1505 to 5 centimeters (592.5 to 2.0 inches); unknown texture; fragments. Not sampled. Texture is duff.