IDENTIFIERS

  • Current Taxon Name (Soil Name): Nedsgulch
  • OSD
  • Series Extent
  • User Site ID: R09CA630CKS044
  • User Pedon ID: S2009CKS044
  • Vegetation Plot ID: R09CA630CKS044
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0466
  • NCSS Pedon Lab Data NASIS Record ID - 24763
  • 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: 38.3283348
  • Std. Longitude: -120.5086136
  • Datum: WGS84
  • Township: 06N
  • Range: 13E
  • Section: 35
  • PLSS Details: 2/5 mile NW of the SE corner of the section
  • Map Unit: 8161—Nedsgulch-Sites complex, 15 to 30 percent slopes
  • State: California
  • County: CA009—Calaveras
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains
  • Regional Office: SW—Southwest
  • Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties
  • 7.5 Minute USGS Quad: 38120-C5—Rail Road Flat, California

    • PEDON

  • Describers Name: Chris Savastio
  • Current Taxonomic Class: Fine-loamy, mixed, semiactive, mesic Ultic Palexeralfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Correlated Information:
  • Soil Name - Nedsgulch
  • PSC - 34 to 84 cm.
  • Classificaton Date - 12/30/2015
  • Classifier - Andrew Paolucci
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Schaad
  • Classificaton Date - 7/21/2009
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium derived from schist over residuum weathered from schist
  • Landscape: mountains
  • Landform: mountain slope
  • Geomorphic Component Mountains: mountainflank, lower third
  • Hill Slope Profile: backslope
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: moderately coherent schist, unspecified at 181cm with 10 to <45
  • Geology: Calaveras Complex Melange formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/21/2009 (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

    CHFO

    PIPO

    QUKE

    Chamaebatia foliolosa

    Pinus ponderosa

    Quercus kelloggii

    mountain misery

    ponderosa pine

    California black oak

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, paralithic

    moderately coherent

    181 - 200

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

    ochric epipedon

    cambic horizon

    argillic horizon

    paralithic contact

    0—18

    12—34

    34—181

    181—200

    —-

    —-

    —-

    —-
    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    7/21/2009

    50

    —

    19
    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

    18

    —

    —

    2835

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 6 centimeters (0.0 to 2.4 inches); slightly decomposed plant material; ; fragments; clear smooth boundary.
    A—6 to 12 centimeters (2.4 to 4.7 inches); pale brown (10YR 6/3), very dark brown (7.5YR 2.5/2), moist; loam; 41 percent sand; 13 percent clay; moderate medium subangular blocky parts to weak fine granular structure; slightly hard, friable, nonsticky, nonplastic; 3.0 very fine roots; 8.0 very fine irregular pores; 5 percent by volume nonflat indurated 2-?-20 millimeter schist, unspecified fragments; neutral, pH 6.7, hellige-truog; clear smooth boundary.
    Bt1—12 to 34 centimeters (4.7 to 13.4 inches); reddish yellow (7.5YR 6/6), brown (7.5YR 4/3), moist; loam; 43 percent sand; 15 percent clay; moderate medium subangular blocky structure; moderately hard, firm, nonsticky, nonplastic; 0.8 very fine roots and 3.0 medium roots and 3.0 fine roots and 0.8 coarse roots; 8.0 very fine irregular and 0.8 medium tubular pores; 25 percent faint clay films on all faces of peds and 70 percent faint silt coats on surfaces along pores; 1 percent by volume nonflat indurated 2-?-20 millimeter schist, unspecified fragments; slightly acid, pH 6.3, hellige-truog; gradual wavy boundary.
    Bt2—34 to 50 centimeters (13.4 to 19.7 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; loam; 45 percent sand; 17 percent clay; strong medium subangular blocky structure; moderately hard, firm, nonsticky, nonplastic; 0.8 very fine roots and 0.8 medium roots and 0.8 fine roots; 8.0 very fine irregular and 0.8 fine irregular pores; 40 percent faint clay films on all faces of peds; 2 percent by volume nonflat indurated 2-?-76 millimeter schist, unspecified fragments; slightly acid, pH 6.2, hellige-truog; gradual wavy boundary.
    Bt3—50 to 70 centimeters (19.7 to 27.6 inches); yellowish red (5YR 4/6), reddish brown (5YR 4/4), moist; loam; 42 percent sand; 24 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots and 0.8 medium roots and 3.0 fine roots; 3.0 very fine irregular and 0.8 medium tubular pores; 90 percent faint clay films on all faces of peds; 3 percent by volume nonflat indurated 2-?-76 millimeter schist, unspecified fragments; 5 percent krotovinas (lateral area percent); slightly acid, pH 6.1, hellige-truog; gradual wavy boundary.
    Bt4—70 to 106 centimeters (27.6 to 41.7 inches); yellowish red (5YR 4/6), reddish brown (5YR 4/4), moist; loam; 40 percent sand; 25 percent clay; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 0.8 very fine roots and 8.0 medium roots and 0.8 fine roots; 8.0 very fine tubular and 0.8 medium tubular pores; 80 percent faint silt coats on surfaces along pores and 85 percent faint clay films on all faces of peds; 5 percent by volume nonflat indurated 2-?-76 millimeter schist, unspecified fragments; 5 percent krotovinas (lateral area percent); moderately acid, pH 6.0, hellige-truog; clear wavy boundary.
    Bt5—106 to 142 centimeters (41.7 to 55.9 inches); yellowish red (5YR 5/6), reddish brown (5YR 4/4), moist; very gravelly loam; 45 percent sand; 26 percent clay; moderate medium subangular blocky structure; moderately hard, firm, slightly sticky, slightly plastic; 0.8 medium roots and 0.8 fine roots; 0.8 very fine irregular pores; 70 percent faint clay films on all faces of peds; 45 percent by volume nonflat indurated 2-?-76 millimeter schist, mica fragments; slightly acid, pH 6.3, hellige-truog; gradual wavy boundary. Lab sample # 10N01895
    Bt6—142 to 181 centimeters (55.9 to 71.3 inches); yellowish red (5YR 5/6), yellowish red (5YR 5/6), moist; clay loam; 32 percent sand; 35 percent clay; strong medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 3.0 medium roots and 0.8 fine roots; 0.8 very fine irregular pores; 85 percent faint clay films on all faces of peds; 4 percent by volume nonflat indurated 2-?-76 millimeter schist, unspecified fragments; slightly acid, pH 6.2, hellige-truog; gradual wavy boundary.
    Cr—181 to 200 centimeters (71.3 to 78.7 inches); bedrock; fragments.