IDENTIFIERS

  • Current Taxon Name (Soil Name): Tallac
  • OSD
  • Series Extent
  • User Site ID: S2004CA061008
  • User Pedon ID: 04CA017008
  • Vegetation Plot ID: S2004CA061008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 05N0026
  • NCSS Pedon Lab Data NASIS Record ID - 17329
  • Print Date: 12/17/2024

    • 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: 39.1353683
  • Std. Longitude: -120.2187195
  • Datum: WGS84
  • Township: 15 north
  • Range: 16 east
  • Section: 21
  • PLSS Details: southwest 1/4 of the northeast 1/4
  • Country: US—United States
  • State: California
  • County: CA061—Placer
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains
  • Non-MLRA Soil Survey Area: CA693—Tahoe Basin Area, California and Nevada
  • 7.5 Minute USGS Quad: 39120-B2—Tahoe City, California

    • PEDON

  • Describers Name: Kevin Connelly & Valerie Bullard
  • Current Taxonomic Class: Fine-loamy, mixed, frigid Aquultic Haploxeralfs
  • Pedon Purpose: research site
  • Pedon Record Orgin: NASIS
  • Pedon #: 8
  • Sampled As Information:
  • Soil Name - Tallac
  • Taxonomic Class - Fine-loamy, mixed, frigid Aquultic Haploxeralfs
  • PSC - 22 to 48 cm.
  • Classificaton Date - 9/15/2004
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: glaciofluvial deposits derived from granite
  • Landscape: mountains
  • Landform: stream terrace
  • Geomorphic Component Mountains: mountainbase
  • Hill Slope Profile: footslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: poorly
  • Bedrock: at 58cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/15/2004 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - marshland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
  • Current Air Temp - 41
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ASFO

    HEMA80

    PERID

    RUAC3

    SALE

    Aster foliaceus

    Heracleum maximum

    Perideridia

    Rumex acetosella

    Salix lemmonii

    —

    common cowparsnip

    yampah

    common sheep sorrel

    Lemmon's willow

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

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

    bedrock, lithic

    strongly coherent

    58 -

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

    ochric epipedon

    argillic horizon

    0—22

    22—48

    —-

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

    9/15/2004

    50

    —

    13
    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

    8

    —

    —

    2079

    —

    5

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    848

    Ward Creek #3

    SNOTEL
    A—0 to 22 centimeters (0.0 to 8.7 inches); light brownish gray (10YR 6/2), very dark brown (10YR 2/2), moist; sandy loam; 12 percent clay; moderate medium subangular blocky, and moderate coarse subangular blocky structure; soft, nonsticky, nonplastic; 5.0 very fine roots throughout; 0.2 very fine tubular and 5.0 very fine tubular pores; fragments; strongly acid, pH 5.3; clear wavy boundary. Lab sample # 05N00097; dry when described; observed in pit, small
    Bt1—22 to 40 centimeters (8.7 to 15.7 inches); yellowish brown (10YR 5/6) and dark grayish brown (10YR 4/2), dark brown (7.5YR 3/4) and very dark brown (10YR 2/2), moist; sandy clay loam; 28 percent clay; moderate coarse subangular blocky, and moderate medium subangular blocky structure; slightly hard, slightly sticky, slightly plastic; 0.2 very fine roots throughout; 5.0 very fine tubular and 0.2 fine tubular pores; 10 percent coarse prominent yellowish brown (10YR 5/6), dry, and dark brown (7.5YR 3/4), moist, ferriargillans; fragments; strongly acid, pH 5.4; clear wavy boundary. Lab sample # 05N00098; dry when described; observed in pit, small. Red mottles seem to be banded in a horizontal orientation.
    Bt2—40 to 48 centimeters (15.7 to 18.9 inches); brown (10YR 5/3), very dark brown (10YR 2/2), moist; loam; 25 percent clay; moderate coarse subangular blocky, and moderate medium subangular blocky structure; slightly hard, slightly sticky, slightly plastic; 0.2 very fine roots throughout; 1.0 very fine tubular and 0.2 fine tubular pores; 4 percent faint clay films on vertical faces of peds; fragments; moderately acid, pH 5.6; clear wavy boundary. Lab sample # 05N00099; dry when described; observed in pit, small. discontinuous - phpvsfiid 268359; discontinuous - phpvsfiid 268359
    2C—48 to 58 centimeters (18.9 to 22.8 inches); brown (10YR 4/3), very dark brown (10YR 2/2), moist; extremely gravelly coarse sand; 2 percent clay; structureless massive; soft, nonsticky, nonplastic; 60 percent by volume nonflat well rounded 2-?-76 millimeter unspecified fragments; 8 pounds of Seive - <19MM; moderately acid, pH 5.8; abrupt wavy boundary. Lab sample # 05N00100; dry when described; observed in pit, small. Well rounded pebbles sitting on top of bedrock. Firm in place.
    3R—58 centimeters (22.8 inches); bedrock; fragments.; observed in pit, small. Bedrock of a different material. The entire bottom of the pit was connected rock, not separate stones.