IDENTIFIERS

  • Current Taxon Name (Soil Name): Wardsferry
  • OSD
  • Series Extent
  • User Site ID: 07-SMM-007
  • User Pedon ID: S2007CA109006
  • Vegetation Plot ID: 07-SMM-007
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 07N0475
  • NCSS Pedon Lab Data NASIS Record ID - 19078
  • Print Date: 11/23/2024

    • 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: 37.9613457
  • Std. Longitude: -120.4035110
  • Datum: WGS84
  • Township: 1 N
  • Range: 14 E
  • Section: 11
  • PLSS Details: about 445 feet south and 2385 feet west of the northeast corner
  • Location Description: about 1.75 miles southwest of Sonora, California
  • Map Unit: 7212—Wardsferry-Millvilla complex, 30 to 60 percent slopes
  • Country: US—United States
  • State: California
  • County: CA109—Tuolumne
  • MLRA: 18—Sierra Nevada Foothills
  • Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties
  • 7.5 Minute USGS Quad: 37120-H4—Sonora, California

    • PEDON

  • Describers Name: Sue Malone
  • Current Taxonomic Class: Coarse-loamy, mixed, active, thermic Ultic Haploxeralfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Wardsferry
  • PSC - 36 to 86 cm.
  • Classificaton Date - 12/29/2015
  • Classifier - Andrew Paolucci
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Mounthope
  • Classificaton Date - 4/26/2007
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium derived from metasedimentary rock over residuum weathered from schist
  • Landscape: foothills
  • Landform: hillslope
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: well
  • Bedrock: moderately coherent moderate weathered schist, unspecified at 132cm with 45 to <100
  • Geology: Sullivan Terrane member of the Calaveras Complex formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/26/2007 (actual site observation date)
  • Plant Association Name: Interior Live Oak - Chaparral
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
  • Current Air Temp - 25
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BAPI

    HEAR5

    PIPO

    PISA2

    QUKE

    QUWI2

    TODI

    Baccharis pilularis

    Heteromeles arbutifolia

    Pinus ponderosa

    Pinus sabiniana

    Quercus kelloggii

    Quercus wislizeni

    Toxicodendron diversilobum

    coyotebrush

    toyon

    ponderosa pine

    California foothill pine

    California black oak

    interior live oak

    Pacific poison oak

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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

    bedrock, paralithic

    moderately coherent

    132 - 132

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

    ochric epipedon

    cambic horizon

    argillic horizon

    paralithic contact

    paralithic materials

    0—18

    15—36

    36—132

    132—

    132—157

    —10—

    —-

    —64—

    —-

    —25—
    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    4/26/2007

    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

    40

    —

    —

    495

    —

    320

    686

    —

    195

    14

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 2 centimeters (0.0 to 0.8 inches); slightly decomposed plant material; low excavation difficulty; fragments. Lab sample # 07N03114; observed in cut
    Oe—2 to 5 centimeters (0.8 to 2.0 inches); moderately decomposed plant material; low excavation difficulty; fragments; abrupt smooth boundary. Lab sample # 07N03115; observed in cut
    A—5 to 15 centimeters (2.0 to 5.9 inches); brown (7.5YR 4/4) exterior, dark brown (7.5YR 3/3) broken face, moist; silt loam; 34 percent sand; 50 percent silt; 16 percent clay; moderate very fine subangular blocky, and moderate fine subangular blocky structure; soft, very friable, nonsticky, slightly plastic; low excavation difficulty; 3.0 very fine roots throughout and 3.0 medium roots throughout and 3.0 fine roots throughout and 3.0 coarse roots throughout; 8.0 very fine irregular and 3.0 very fine tubular and 3.0 fine tubular and 8.0 fine irregular pores; 10 percent by volume subangular very strongly coherent cemented 2-?-75 millimeter schist, unspecified fragments; neutral, pH 6.8, hellige-truog; clear wavy boundary. Lab sample # 07N03116; observed in cut
    BA—15 to 36 centimeters (5.9 to 14.2 inches); dark brown (7.5YR 3/4) exterior, 50 percent dark reddish brown (5YR 3/4) broken face and 50 percent reddish brown (5YR 4/4) broken face, moist; silt loam; 35 percent sand; 48 percent silt; 17 percent clay; weak very coarse subangular blocky parts to moderate medium subangular blocky structure; hard, friable, nonsticky, slightly plastic; low excavation difficulty; 3.0 very fine roots throughout and 3.0 medium roots throughout and 3.0 fine roots throughout and 3.0 coarse roots throughout; 3.0 very fine irregular and 3.0 fine irregular and 0.8 coarse tubular pores; 20 percent faint light brown (7.5YR 6/4), dry, silt coats; 10 percent by volume subangular very strongly coherent cemented 2-?-75 millimeter schist, unspecified fragments; neutral, pH 6.6, hellige-truog; gradual wavy boundary. Lab sample # 07N03117; observed in cut
    Bt1—36 to 64 centimeters (14.2 to 25.2 inches); strong brown (7.5YR 5/6) exterior, dark reddish brown (5YR 3/4) broken face, moist; gravelly silt loam; 40 percent sand; 39 percent silt; 21 percent clay; moderate medium subangular blocky, and moderate coarse subangular blocky structure; hard, firm, slightly sticky, slightly plastic; moderate excavation difficulty; 3.0 very fine roots throughout and 0.8 medium roots throughout and 3.0 fine roots throughout and 0.8 coarse roots throughout; 3.0 very fine irregular and 3.0 very fine tubular and 3.0 fine irregular and 3.0 fine tubular and 3.0 coarse tubular pores; 10 percent faint light reddish brown (5YR 6/3), dry, silt coats on all faces of peds and 20 percent faint reddish brown (5YR 4/4), dry, clay films on all faces of peds; 5 percent by volume subangular very strongly coherent cemented 76-?-250 millimeter schist, unspecified fragments and 10 percent by volume subangular very strongly coherent cemented 2-?-75 millimeter schist, unspecified fragments; slightly acid, pH 6.5, hellige-truog; gradual wavy boundary. Lab sample # 07N03118; observed in cut
    Bt2—64 to 100 centimeters (25.2 to 39.4 inches); reddish brown (5YR 5/4) exterior, dark reddish brown (5YR 3/4) broken face, moist; cobbly loam; 48 percent sand; 30 percent silt; 22 percent clay; moderate very coarse subangular blocky structure; hard, firm, slightly sticky, slightly plastic; low excavation difficulty; 3.0 very fine roots throughout and 0.8 medium roots throughout and 3.0 fine roots throughout and 0.8 coarse roots throughout; 3.0 very coarse tubular and 3.0 medium tubular and 3.0 fine tubular and 3.0 coarse tubular pores; 10 percent faint light reddish brown (5YR 6/4), dry, silt coats on all faces of peds and 30 percent distinct reddish brown (5YR 4/4), dry, clay films on all faces of peds; 15 percent by volume very strongly coherent cemented 76-?-250 millimeter schist, unspecified fragments and 20 percent by volume subangular very strongly coherent cemented 2-?-5 millimeter schist, unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 07N03119; observed in cut
    BCt—100 to 132 centimeters (39.4 to 52.0 inches); brown (7.5YR 4/4) exterior, 50 percent reddish brown (5YR 4/4) broken face and 50 percent yellowish red (5YR 4/6) broken face, moist; very gravelly loam; 50 percent sand; 30 percent silt; 20 percent clay; moderate medium subangular blocky, and moderate coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; low excavation difficulty; 0.8 very fine roots around fragments and 0.8 medium roots around fragments and 0.8 fine roots around fragments and 0.8 coarse roots around fragments; 3.0 very coarse irregular and 0.8 coarse tubular pores; 20 percent faint reddish brown (5YR 4/4), dry, clay films on all faces of peds; 15 percent by volume very strongly coherent cemented 76-?-250 millimeter schist, unspecified fragments and 20 percent by volume moderately coherent cemented 2-?-15 millimeter schist, unspecified fragments and 35 percent by volume very strongly coherent cemented 2-?-15 millimeter schist, unspecified fragments; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # 07N03120; observed in cut
    Cr—132 to 157 centimeters (52.0 to 61.8 inches); bedrock; moderate excavation difficulty; fragments. Lab sample # 07N03121; observed in cut