IDENTIFIERS

  • Current Taxon Name (Soil Name): Hotaw
  • OSD
  • Series Extent
  • User Site ID: S1990CA109123
  • User Pedon ID: 90CA109123
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 91P0741
  • NCSS Pedon Lab Data NASIS Record ID - 63780
  • Print Date: 9/24/2024

    • 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: 37.8536110
  • Std. Longitude: -119.9708328
  • Datum: WGS84
  • Township: 1S
  • Range: 18E
  • Section: 14
  • State: California
  • County: CA109—Tuolumne
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains

    • PEDON

  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Ultic Haploxeralfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 123
  • Correlated Information:
  • Soil Name - Hotaw
  • PSC - 3 to 53 cm.
  • Classificaton Date - 11/26/2018
  • Classifier - Andrew Brown
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Hotaw
  • Classificaton Date - 9/1/1990
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Anthropogenic Feature: leveled land
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1990 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    —

    87 -

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

    ochric epipedon

    argillic horizon

    paralithic contact

    0—23

    23—87

    87—

    —23—

    —64—

    —-
    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

    17

    —

    —

    1280

    —

    180

    109

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    O—0 to 3 centimeters (0.0 to 1.2 inches); fragments. Lab sample # 91P04163. sparse discontinuous manzanita litter
    A—3 to 6 centimeters (1.2 to 2.4 inches); yellowish brown (10YR 5/4), brown (10YR 4/3), moist; coarse sandy loam; 66 percent sand; 29 percent silt; 6 percent clay; moderate medium granular structure; soft, friable, nonsticky, slightly plastic; 2.5 very fine and fine roots; 2.5 very fine and fine interstitial pores; 10 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 91P04162. common very fine and fine roots
    AB—6 to 23 centimeters (2.4 to 9.1 inches); brown (7.5YR 5/4), brown (7.5YR 4/4), moist; sandy loam; 55 percent sand; 33 percent silt; 12 percent clay; moderate medium subangular blocky structure; slightly hard, firm, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 2.5 medium and coarse roots; 2.5 very fine and fine interstitial and 0.5 fine to coarse tubular pores; 37 percent faint clay films on faces of peds and in pores; fragments; slight effervescence; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # 91P04163. common clay films surface features on faces of peds and in pores; common very fine and fine roots; common medium and coarse roots
    Bt—23 to 46 centimeters (9.1 to 18.1 inches); reddish yellow (7.5YR 6/6), strong brown (7.5YR 4/6), moist; loam; 43 percent sand; 33 percent silt; 24 percent clay; strong medium subangular blocky structure; very hard, very firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots and 0.5 medium and coarse roots; 2.5 very fine and fine interstitial and 0.5 coarse tubular pores; 37 percent faint clay films on faces of peds and in pores; fragments; slight effervescence; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # 91P04164. common clay films surface features on faces of peds and in pores; few very fine and fine roots; few medium and coarse roots
    BCt—46 to 87 centimeters (18.1 to 34.3 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; loam; 43 percent sand; 31 percent silt; 26 percent clay; massive; very hard, very firm, very sticky, moderately plastic; 0.5 fine roots; 0.5 very fine and fine interstitial pores; 55 percent distinct clay films on faces of peds; fragments; slight effervescence; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 91P04165. many clay films surface features on faces of peds; few fine roots
    Cr—87 centimeters (34.3 inches); bedrock; fragments. diorite grus, very hard when dry, varigated colors (oxides)