IDENTIFIERS

  • Current Taxon Name (Soil Name): Argonaut
  • OSD
  • Series Extent
  • User Site ID: S1990CA115003
  • User Pedon ID: 90CA115003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0413
  • NCSS Pedon Lab Data NASIS Record ID - 63459
  • Print Date: 2/16/2025

    • 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: 39.2694435
  • Std. Longitude: -121.3022232
  • Datum: WGS84
  • Township: 16N
  • Range: 6E
  • Section: 4
  • PLSS Details: 1200 feet N and 2200 feet W of SE 1/4 corner
  • Location Description: Upper rainfall simulator site, 0.4 mile west of Sierra foothill field station HQ on farm road, then 2.2 miles NE on farm road to site. Oregon House 7.5 min quad.
  • State: California
  • County: CA115—Yuba

    • PEDON

  • Describers Name: B.R. and K.S.
  • Current Taxonomic Class: Fine, mixed, thermic Mollic Haploxeralfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Argonaut
  • Taxonomic Class - Fine, mixed, thermic Mollic Haploxeralfs
  • Classificaton Date - 10/1/1990
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • 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

    —

    —

    419

    —

    270

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    —

    —

    —

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); light brownish gray (10YR 6/2) and 60 percent yellowish red (5YR 5/6), brown (10YR 4/3) and reddish brown (5YR 4/4), moist; loam; strong very coarse platy structure; slightly hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; 0.5 very fine tubular pores; 2 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.1, hellige-truog; abrupt smooth boundary. Lab sample # 91P02382. many very fine roots
    A2—5 to 13 centimeters (2.0 to 5.1 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/4), moist; loam; weak coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 2.5 very fine roots; 2.5 very fine tubular pores; 2 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 91P02383. common very fine roots
    Bt1—13 to 28 centimeters (5.1 to 11.0 inches); reddish brown (5YR 5/4), dark reddish brown (5YR 3/4), moist; loam; weak coarse subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 2.5 very fine roots; 2.5 very fine tubular pores; 15 percent clay films; 5 percent by volume 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.4, hellige-truog; clear smooth boundary. Lab sample # 91P02384. few clay films surface features; common very fine roots
    Bt2—28 to 46 centimeters (11.0 to 18.1 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/3), moist; loam; weak coarse subangular blocky structure; slightly hard, friable, moderately sticky, slightly plastic; 0.5 very fine roots; 2.5 very fine tubular pores; 15 percent clay films; 20 percent by volume 2-39-75 millimeter unspecified fragments; neutral, pH 6.7, hellige-truog; clear smooth boundary. few clay films surface features; few very fine roots
    C—46 to 64 centimeters (18.1 to 25.2 inches); light gray (10YR 7/2), light yellowish brown (10YR 6/4), moist; clay; moderate medium prismatic structure; slightly hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 very fine tubular pores; fragments; neutral, pH 6.6, hellige-truog; clear smooth boundary. few fine roots
    Cr—64 centimeters (25.2 inches); fragments. weathered greenstone/shistise