IDENTIFIERS

  • Current Taxon Name (Soil Name): EXEL
  • OSD
  • Series Extent
  • User Site ID: S1972CA049024
  • User Pedon ID: S1972CA049024
  • Vegetation Plot ID: S1972CA049024
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 72C0112
  • NCSS Pedon Lab Data NASIS Record ID - 44046
  • Print Date: 3/2/2025

    • 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: 41.5613899
  • Std. Longitude: -120.3952789
  • Datum: WGS84
  • Township: 43N
  • Range: 14E
  • Section: 18
  • PLSS Details: The following profile is located 1,073 feet south and 1,669 feet west of the east 1/4 corner. On south side of state highway 299.
  • Location Description: Modoc County, California.
  • State: California
  • County: CA049—Modoc
  • MLRA: 21—Klamath and Shasta Valleys and Basins
  • Non-MLRA Soil Survey Area: CA603—Modoc County, California, Alturas Area
  • 7.5 Minute USGS Quad: 41120-F3—Davis Creek, California

    • PEDON

  • Current Taxonomic Class: Fine-loamy, mixed Xeric Argidurids
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 24
  • Correlated Information:
  • Soil Name - EXEL
  • PSC - 23 to 69 cm.
  • Classificaton Date - 3/12/2002
  • Moisture Class - aridic (torric)
  • Sampled As Information:
  • Soil Name - Exel
  • Classificaton Date - 6/1/1972
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: near shore deposit lake terrace, hummock
  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1972 (actual site observation date)
  • Air Photo ID: 15DD-33
  • 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

    ARAR8

    BRTE

    FEID

    POSA12

    Artemisia arbuscula

    Bromus tectorum

    Festuca idahoensis

    Poa sandbergii

    little sagebrush

    cheatgrass

    Idaho fescue

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    duripan

    argillic horizon

    —

    —

    —

    —-

    —-

    —-
    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

    2

    —

    —

    1531.6

    —

    270

    305

    —

    —

    9

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 13 centimeters (0.0 to 5.1 inches); light brownish gray (10YR 6/2), very dark grayish brown (10YR 3/2), moist; loam; weak medium single grain, and weak coarse single grain; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots; 0.5 very fine tubular and 3.0 very fine interstitial pores; fragments; slightly acid, pH 6.2; clear smooth boundary. Lab sample # 72C00660
    A3—13 to 23 centimeters (5.1 to 9.1 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; loam; weak fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots; 0.5 very fine tubular and 0.5 very fine interstitial pores; 1 percent clay films on all faces of peds; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # 72C00661
    B21T—23 to 39 centimeters (9.1 to 15.4 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; clay loam; weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots; 0.5 very fine tubular and 0.5 very fine interstitial pores; 10 percent clay films on surfaces along pores and 10 percent clay bridges between sand grains and 30 percent clay films on all faces of peds; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # 72C00662
    B22T—39 to 54 centimeters (15.4 to 21.3 inches); brown (7.5YR 4/2), dark brown (7.5YR 3/2), moist; clay loam; weak coarse subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots; 0.5 very fine tubular and 0.5 very fine interstitial pores; 10 percent clay films on surfaces along pores and 30 percent clay films on all faces of peds and 30 percent clay bridges between sand grains; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # 72C00663
    B31T—54 to 69 centimeters (21.3 to 27.2 inches); brown (7.5YR 5/4), brown (7.5YR 4/2), moist; clay loam; moderate medium angular blocky structure; very hard, friable, moderately sticky, moderately plastic; 0.1 very fine roots and 0.5 very fine roots between peds; 0.5 very fine tubular and 0.1 very fine interstitial pores; 30 percent dark brown (7.5YR 3/2) clay films on all faces of peds and 30 percent dark brown (7.5YR 3/2) clay films on surfaces along pores and 30 percent dark brown (7.5YR 3/2) clay bridges between sand grains; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # 72C00664
    B32SIM—69 to 79 centimeters (27.2 to 31.1 inches); brown (7.5YR 5/4), dark yellowish brown (10YR 4/4), moist; clay; massive; very hard, very firm, moderately sticky, moderately plastic; 0.1 very fine roots; 0.1 tubular pores; 30 percent clay films on all faces of peds; fragments; neutral, pH 7.0; abrupt smooth boundary. Lab sample # 72C00665
    C1SIM—79 to 94 centimeters (31.1 to 37.0 inches); reddish yellow (7.5YR 6/6), brown (7.5YR 4/4), moist; bedrock; moderate medium platy structure; very hard, very firm; silica coats on rock fragments; fragments; abrupt smooth boundary. Lab sample # 72C00666
    C2SIM—94 to 107 centimeters (37.0 to 42.1 inches); very pale brown (10YR 7/3) bedrock; massive; very hard, very firm by silica; 3 percent fine distinct black (N 2/0) manganese masses; fragments. Lab sample # 72C00667