IDENTIFIERS

  • Current Taxon Name (Soil Name): Argonaut
  • OSD
  • Series Extent
  • User Site ID: S1990CA115008
  • User Pedon ID: 90CA115008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0418
  • NCSS Pedon Lab Data NASIS Record ID - 63464
  • Print Date: 4/30/2024

    • 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: 39.2355537
  • Std. Longitude: -121.3044434
  • Datum: WGS84
  • Township: 16N
  • Range: 6E
  • Section: 21
  • PLSS Details: 600 feet S and 2500 feet E of NW 1/4 corner
  • Location Description: Burned rainfall simulator site, about 1.1 mile southeast of Long Bar Road, 200 feet west of fork in Long Bar Road to turn of field station HQ. Smartville 7.5 min quad.
  • State: California
  • County: CA115—Yuba

    • PEDON

  • Describers Name: T.S.
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 8
  • Sampled As Information:
  • Soil Name - Argonaut
  • Taxonomic Class - Fine, mixed Typic Haploxeralfs
  • Classificaton Date - 10/1/1990
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: hills
  • Hill Slope Profile: footslope
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1990 (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

    9

    —

    —

    341

    —

    270

    —

    —

    —

    —

    —

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    —

    —

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    A—0 to 8 centimeters (0.0 to 3.1 inches); brown (7.5YR 5/4), reddish brown (5YR 4/4), moist; silt loam; 1 percent yellowish red (5YR 5/6) fine distinct and 1 percent reddish yellow (5YR 6/6) fine distinct mottles; weak fine and medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 fine roots; 0.5 fine tubular pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.3, hellige-truog; clear wavy boundary. Lab sample # 91P02401. common fine roots; few fine distinct 5YR56 mottles; few fine distinct 5YR66 mottles
    AB—8 to 30 centimeters (3.1 to 11.8 inches); yellowish red (5YR 4/6), reddish brown (5YR 4/4), moist; silt loam; weak medium subangular blocky structure; soft, friable, slightly sticky, slightly plastic; 2.5 fine roots; 0.5 fine tubular pores; fragments; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # 91P02402. 20% angular and subangular weathered greenstone gravels(1 to 9 cm)in stone line at bottom of horizon with larger fragments near base; common fine roots
    2Bt1—30 to 71 centimeters (11.8 to 28.0 inches); reddish yellow (5YR 6/6), yellowish red (5YR 5/6), moist; silty clay loam; moderate medium and coarse angular blocky structure; very hard, very firm, slightly sticky, moderately plastic; 2.5 fine roots and 0.5 coarse roots; 2.5 fine tubular pores; 37 percent clay films; 1 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; gradual smooth boundary. Lab sample # 91P02403. common clay films surface features; few coarse roots; common fine roots
    2Bt2—71 to 104 centimeters (28.0 to 40.9 inches); reddish yellow (7.5YR 6/6), strong brown (7.5YR 5/6), moist; silty clay loam; 1 percent yellowish brown (10YR 5/8) fine distinct and 1 percent yellowish brown (10YR 5/6) fine faint and 1 percent brownish yellow (10YR 6/6) fine faint mottles; weak coarse subangular blocky structure; very hard, very firm; 0.5 fine roots; 0.5 very fine and fine tubular pores; 37 percent clay films; fragments; moderately acid, pH 5.9, hellige-truog; gradual smooth boundary. Lab sample # 91P02404. yellow mottles surrounding tubular pores; consistence is slightly smeary; common clay films surface features; few fine roots; few fine distinct 10YR58 mottles; few fine faint 10YR56 mottles; few fine faint 10YR66 mottles
    2BCt—104 to 127 centimeters (40.9 to 50.0 inches); brownish yellow (10YR 6/6), yellowish brown (10YR 5/8), moist; clay loam; 11 percent yellow (10YR 7/8) medium distinct mottles; weak medium angular blocky structure; very hard, very firm; 0.5 fine roots; 0.5 very fine and fine tubular pores; 37 percent clay films; fragments; slightly acid, pH 6.1, hellige-truog; gradual smooth boundary. Lab sample # 91P02405. 40% of soil composed of thin to thick discontinuous clay films on ped faces and in pores, 1% Fe-Mn stains on ped faces; consistence is slightly smeary; common clay films surface features; few fine roots; common medium distinct 10YR78 mottles
    C—127 to 140 centimeters (50.0 to 55.1 inches); brownish yellow (10YR 6/6), yellowish brown (10YR 5/8), moist; clay loam; 11 percent yellow (10YR 7/6) medium distinct and 11 percent yellow (10YR 7/8) medium distinct mottles; weak very coarse platy structure; very hard, extremely firm*; 0.5 very fine and fine tubular pores; fragments; slightly acid, pH 6.1, hellige-truog; gradual wavy boundary. consistence is slightly smeary; horizontally oriented along plates; common medium distinct 10YR76 mottles; common medium distinct 10YR78 mottles
    Cr—140 to 150 centimeters (55.1 to 59.1 inches); fragments. Lab sample # 91P02406. weathered metavolcanic rock