IDENTIFIERS

  • Current Taxon Name (Soil Name): Sites
  • OSD
  • Series Extent
  • User Site ID: R09CA630SMM009
  • User Pedon ID: S2009SMM009
  • Vegetation Plot ID: R09CA630SMM009
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - SSL
  • Lab Pedon # - 10N0454
  • NCSS Pedon Lab Data NASIS Record ID - 24751
  • 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: 38.3624992
  • Std. Longitude: -120.4547195
  • Datum: WGS84
  • Township: 6 N
  • Range: 14 E
  • Section: 20
  • PLSS Details: about 1280 feet south and 2075 feet west of the northeast corner
  • Location Description: about 3.6 miles northeast of the community of Railroad Flat, CA, on Sierra Pacific Industries land, east of locked gate
  • Map Unit: 8161—Nedsgulch-Sites complex, 15 to 30 percent slopes
  • State: California
  • County: CA009—Calaveras
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains
  • Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties
  • 7.5 Minute USGS Quad: 38120-C4—Fort Mountain, California
  • PEDON

  • Describers Name: Sue Malone
  • Current Taxonomic Class: Fine-loamy, parasesquic, mesic Xeric Haplohumults
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Correlated Information:
  • Soil Name - Sites
  • PSC - 41 to 91 cm.
  • Classificaton Date - 4/28/2017
  • Classifier - Andrew Paolucci
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Marjonmine
  • Classificaton Date - 7/15/2009
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: highly weathered colluvium derived from argillite
  • Landscape: mountains
  • Landform: broad ridge on erosion remnant
  • Geomorphic Component Mountains: mountainflank, upper third
  • Hill Slope Profile: shoulder
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Calaveras Complex Melange formation.
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

  • Ecological Sites. (Click Ecological Site ID For Link to EDIT.)
    Ecological Site ID Ecological Site Name Correlation Data Classifier
    F022AI202CA Mesic Lower Montane Cool Drainages 40 - 47 PZ
  • SITE OBSERVATION

  • Observation Date: 7/15/2009 (actual site observation date)
  • Plant Association Name: Sierra Mixed Conifer F022AI202
  • 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
  • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ARMA

    CHFO

    PILA

    PIPO

    QUKE

    RIRO

    RUDI2

    RUPA

    Arctostaphylos manzanita

    Chamaebatia foliolosa

    Pinus lambertiana

    Pinus ponderosa

    Quercus kelloggii

    Ribes roezlii

    Rubus discolor

    Rubus parviflorus

    whiteleaf manzanita

    mountain misery

    sugar pine

    ponderosa pine

    California black oak

    Sierra gooseberry

    Himalayan blackberry

    thimbleberry

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

    ochric epipedon

    cambic horizon

    argillic horizon

    0—18

    18—41

    41—201

    —10—

    —-

    —160—

    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

    22

    999

    340

    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.
    Oe—3 to 8 centimeters (1.2 to 3.1 inches); moderately decomposed plant material; fragments; abrupt smooth boundary.
    A—8 to 18 centimeters (3.1 to 7.1 inches); dark brown (7.5YR 3/2), brown (7.5YR 5/4), dry; loam; 45 percent sand; 16 percent clay; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 3.0 very fine roots and 3.0 medium roots and 3.0 fine roots; 3.0 very fine irregular and 3.0 fine irregular pores; 10 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; moderately acid, pH 5.8, hellige-truog; abrupt wavy boundary.
    AB—18 to 41 centimeters (7.1 to 16.1 inches); dark brown (7.5YR 3/3), strong brown (7.5YR 5/6), dry; loam; 45 percent sand; 18 percent clay; moderate medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.8 medium roots and 3.0 fine roots and 0.8 coarse roots; 3.0 very fine irregular and 3.0 fine irregular pores; 10 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary.
    Bt1—41 to 50 centimeters (16.1 to 19.7 inches); dark brown (7.5YR 3/4), strong brown (7.5YR 5/6), dry; clay loam; 40 percent sand; 28 percent clay; strong medium subangular blocky structure; very hard, firm, moderately sticky, moderately plastic; 0.8 medium roots and 3.0 fine roots and coarse roots; 2.0 medium tubular and 2.0 fine tubular pores; 5 percent distinct clay films on surfaces along pores and 15 percent distinct reddish brown (5YR 4/4), dry, clay films on all faces of peds and 20 percent distinct light brown (7.5YR 6/4), dry, silt coats on all faces of peds; 5 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. continuous - phpvsfiid 473334; discontinuous - phpvsfiid 473332; discontinuous - phpvsfiid 473333; continuous - phpvsfiid 473334; discontinuous - phpvsfiid 473332; discontinuous - phpvsfiid 473333
    Bt2—50 to 80 centimeters (19.7 to 31.5 inches); dark reddish brown (5YR 3/4), yellowish red (5YR 5/6), dry; clay loam; 30 percent sand; 35 percent clay; strong coarse subangular blocky, and strong medium subangular blocky structure; very hard, extremely firm, moderately sticky, moderately plastic; 0.8 very fine roots and 0.8 fine roots; 0.8 medium tubular and 3.0 fine tubular pores; 5 percent distinct clay films on surfaces along pores and 30 percent prominent reddish brown (5YR 4/4), dry, clay films on all faces of peds; 2 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; moderately acid, pH 5.6, hellige-truog; gradual wavy boundary. discontinuous - phpvsfiid 473335; discontinuous - phpvsfiid 473335
    Bt3—80 to 110 centimeters (31.5 to 43.3 inches); reddish brown (5YR 4/4), yellowish red (5YR 4/6), dry; clay loam; 30 percent sand; 38 percent clay; strong coarse subangular blocky structure; extremely hard, extremely firm, moderately sticky, moderately plastic; 0.8 very fine roots and 0.8 medium roots and 0.8 fine roots; 0.8 very fine tubular and 0.8 fine tubular pores; 5 percent distinct clay films on surfaces along pores and 60 percent prominent reddish brown (2.5YR 4/4), dry, clay films on all faces of peds; 2 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; strongly acid, pH 5.5, hellige-truog; gradual wavy boundary. continuous - phpvsfiid 473337; continuous - phpvsfiid 473337
    Bt4—110 to 135 centimeters (43.3 to 53.1 inches); red (2.5YR 4/6), red (2.5YR 4/6), dry; clay; 20 percent sand; 45 percent clay; strong coarse subangular blocky structure; extremely hard, extremely firm, moderately sticky, very plastic; 0.8 very fine roots and 0.8 medium roots; 0.8 very fine tubular and 0.8 fine tubular pores; 10 percent prominent clay films on surfaces along pores and 90 percent prominent dark reddish brown (2.5YR 3/4), dry, clay films on all faces of peds; 3 percent fine prominent irregular moderately coherent cemented black (5YR 2.5/1), dry, manganese masses in matrix; ; 3 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. continuous - phpvsfiid 473339; continuous - phpvsfiid 473339
    Bt5—135 to 150 centimeters (53.1 to 59.1 inches); red (2.5YR 4/6), red (2.5YR 4/6), dry; gravelly clay; 20 percent sand; 35 percent clay; strong coarse subangular blocky structure; extremely hard, extremely firm, moderately sticky, moderately plastic; 0.8 very fine roots and 0.8 medium roots; 0.8 very coarse tubular pores; 10 percent prominent clay films on surfaces along pores and 80 percent prominent reddish brown (2.5YR 4/4), dry, clay films on all faces of peds; 3 percent fine prominent irregular moderately coherent cemented black (5YR 2.5/1), dry, manganese masses in matrix; 3 percent by volume nonflat very strongly coherent cemented 76-?-250 millimeter argillite fragments and 15 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments; moderately acid, pH 5.8, hellige-truog; clear wavy boundary. continuous - phpvsfiid 473341; continuous - phpvsfiid 473341
    BCt—150 to 201 centimeters (59.1 to 79.1 inches); red (2.5YR 4/6), red (2.5YR 4/6), dry; very cobbly clay loam; 25 percent sand; 32 percent clay; strong coarse subangular blocky structure; extremely hard, extremely firm, moderately sticky, moderately plastic; 0.8 very fine roots and 0.8 medium roots; 0.8 very fine irregular and 0.8 fine irregular pores; 10 percent clay films on surfaces along pores and 60 percent prominent reddish brown (2.5YR 4/4), dry, clay films on all faces of peds; 20 percent by volume nonflat very strongly coherent cemented 2-?-76 millimeter argillite fragments and 20 percent by volume nonflat very strongly coherent cemented 76-?-250 millimeter argillite fragments; moderately acid, pH 6.0, hellige-truog. continuous - phpvsfiid 473343; continuous - phpvsfiid 473343