IDENTIFIERS

  • Current Taxon Name (Soil Name): RUMBO
  • OSD
  • Series Extent
  • User Site ID: S1973CA049009
  • User Pedon ID: S1973CA049009
  • Vegetation Plot ID: S1973CA049009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 73C0100
  • NCSS Pedon Lab Data NASIS Record ID - 44734
  • Print Date: 11/21/2024

    • 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: 41.4563904
  • Std. Longitude: -120.8711090
  • Datum: WGS84
  • Township: 42N
  • Range: 10E
  • Section: 30
  • PLSS Details: 20 feet E of N-S fence, 9 feet N of phone pole 0.9 miles N of Canby on country rd 82 in the NW1/4 of the NW1/4
  • State: California
  • County: CA049—Modoc
  • MLRA: 21—Klamath and Shasta Valleys and Basins
  • Non-MLRA Soil Survey Area: CA603—Modoc County, California, Alturas Area

    • PEDON

  • Describers Name: John O Borgen and Wayne B Sheldon
  • Current Taxonomic Class: Fine-loamy, mixed Xeric Natrargids
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - RUMBO
  • PSC - 15 to 65 cm.
  • Classificaton Date - 8/15/2003
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Rumbo
  • Classificaton Date - 9/17/1973
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: moderately fine textured alluvium
  • Landform: slightly hummocky alluvial fan
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/17/1973 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    DISTI

    MESA

    Distichlis

    Medicago sativa

    saltgrass

    alfalfa

    —

    —

    —

    —

    —

    —
    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

    1

    —

    —

    1311

    —

    45

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 15 centimeters (0.0 to 5.9 inches); light brownish gray (10YR 6/2), dark grayish brown (10YR 4/2), moist; loam; weak fine and medium platy structure; hard, very friable, slightly sticky; 3.0 very fine roots; 0.5 very fine interstitial and 21.0 very fine tubular pores; fragments; slightly acid, pH 6.5, bromthymol blue; abrupt smooth boundary. Lab sample # 73C00681
    B21t—15 to 38 centimeters (5.9 to 15.0 inches); clay loam; moderate coarse columnar structure; very hard, friable, moderately sticky, moderately plastic; 3.0 very fine roots; 0.5 very fine tubular pores; 30 percent thick clay films on all faces of peds and 30 percent thick clay films on surfaces along pores; fragments; moderately alkaline, pH 8.0, thymol-blue; clear smooth boundary. Lab sample # 73C00682
    B22t—38 to 53 centimeters (15.0 to 20.9 inches); brown (10YR 4/3), very dark grayish brown (10YR 3/2), moist; clay loam; medium angular blocky, and strong fine and medium prismatic structure; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots; 0.5 very fine tubular pores; thick clay films on surfaces along pores and thick clay films on all faces of peds; fragments; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 73C00683. continuous - phpvsfiid 244951; continuous - phpvsfiid 244952; continuous - phpvsfiid 244951; continuous - phpvsfiid 244952
    B23tsa—53 to 89 centimeters (20.9 to 35.0 inches); dark yellowish brown (10YR 4/4), very dark grayish brown (10YR 3/2), moist; clay loam; moderate fine prismatic structure; hard, friable, moderately sticky, moderately plastic; 0.1 very fine roots; 0.5 very fine tubular pores; thick clay films on surfaces along pores and thick clay films on all faces of peds; fragments; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 73C00684. continuous - phpvsfiid 244953; continuous - phpvsfiid 244954; continuous - phpvsfiid 244953; continuous - phpvsfiid 244954
    B3sa—89 to 102 centimeters (35.0 to 40.2 inches); light olive brown (2.5Y 5/4), olive brown (2.5Y 4/4), moist; sandy clay loam; massive; hard, friable, moderately sticky, moderately plastic; 0.1 very fine tubular and 0.5 very fine interstitial pores; fragments; moderately alkaline, pH 8.0, thymol-blue; clear smooth boundary. Lab sample # 73C00685
    C1—102 to 130 centimeters (40.2 to 51.2 inches); pale brown (10YR 6/3), very dark grayish brown (10YR 3/2), moist; loamy sand; massive; very hard, firm, weakly coherent, nonsticky, nonplastic; 3.0 very fine interstitial and 0.1 very fine tubular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 73C00686
    C2—130 to 152 centimeters (51.2 to 59.8 inches); light brownish gray (2.5Y 6/2), dark grayish brown (2.5Y 4/2), moist; very gravelly loamy sand; massive; slightly hard, friable, very weakly coherent, nonsticky, nonplastic; 3.0 very fine interstitial pores; 70 percent by volume 2-?-75 millimeter unspecified fragments; moderately alkaline, pH 8.0, thymol-blue. Lab sample # 73C00687