IDENTIFIERS

  • Current Taxon Name (Soil Name): Tallac
  • OSD
  • Series Extent
  • User Site ID: 68CA693-010
  • User Pedon ID: S68CA017016
  • Vegetation Plot ID: 68CA693-010
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - NSSL
  • Lab Pedon # - 68C0083
  • NCSS Pedon Lab Data NASIS Record ID - 42994
  • 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: 38.9265083
  • Std. Longitude: -120.0793139
  • Datum: WGS84
  • Location Description: 0.2 mile north and 0.1 mile west of southeast corner of sec. 34, T. 13 N., R. 17 E., 2 miles west of Camp Richardson, Lot 18 of the Forest Service Spring Creek Tract.
  • Map Unit: 7524—Tallac gravelly coarse sandy loam, moderately well drained, 0 to 5 percent slopes
  • State: California
  • County: CA017—El Dorado
  • MLRA: 22—Sierra Nevada Range
  • Non-MLRA Soil Survey Area: CA693—Tahoe Basin Area, California and Nevada

    • PEDON

  • Describers Name: RCH
  • Current Taxonomic Class: Loamy-skeletal, mixed, superactive, frigid Humic Dystroxerepts
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Tallac (flagged as OSD)
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/7/2005
  • Soil Taxonomic Edition - ninth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tallac
  • Classificaton Date - 6/1/1968
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Runoff: medium
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1968 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PIJE

    Pinus jeffreyi

    Jeffrey pine

    —

    —

    —
    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

    5

    —

    —

    1975

    —

    90

    940

    —

    —

    5

    17.2

    -1.1

    —

    —

    —

    —

    —

    —

    —

    —
    A11—0 to 38 centimeters (0.0 to 15.0 inches); dark grayish brown (10YR 4/2), very dark brown (10YR 2/2), moist; gravelly coarse sandy loam; weak fine granular structure; soft, very friable, nonsticky, nonplastic; 21.0 very fine and fine roots and medium and coarse roots; 21.0 very fine interstitial pores; 14 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; diffuse wavy boundary. Lab sample # 68C0686
    O1+O2—3 to 0 centimeters (1.2 to 0.0 inches); fragments. Lab sample # 68C0685. fresh an decomposed conifer needles. Not sampled.
    A12—38 to 53 centimeters (15.0 to 20.9 inches); brown (10YR 4/3), very dark grayish brown (10YR 3/2), moist; gravelly coarse sandy loam; massive; soft, very friable, nonsticky, nonplastic; 21.0 very fine and fine roots and medium and coarse roots; 21.0 very fine interstitial pores; 1 percent by volume 75-162-250 millimeter unspecified fragments and 35 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; diffuse wavy boundary. Lab sample # 68C0687
    C1—53 to 79 centimeters (20.9 to 31.1 inches); yellowish brown (10YR 5/4), dark brown (10YR 3/3), moist; very cobbly coarse sandy loam; massive; soft, very friable, nonsticky, nonplastic; 21.0 very fine and fine roots and medium and coarse roots; 21.0 very fine interstitial pores; 10 percent by volume 2-39-75 millimeter unspecified fragments and 40 percent by volume 75-162-250 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; diffuse wavy boundary. Lab sample # 68C0688
    C2—79 to 105 centimeters (31.1 to 41.3 inches); yellowish brown (10YR 5/6), dark yellowish brown (10YR 4/4), moist; very gravelly coarse sandy loam; massive; soft, very friable, nonsticky, nonplastic; 21.0 very fine roots and fine and medium roots and 1.0 coarse roots; 21.0 very fine interstitial pores; 1 percent by volume 75-162-250 millimeter unspecified fragments and 40 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; abrupt smooth boundary. Lab sample # 68C0689
    C3SIM—105 to 165 centimeters (41.3 to 65.0 inches); yellowish brown (10YR 5/4) and brown (7.5YR 5/4), brown (10YR 4/3) and brown (7.5YR 4/4), moist; very gravelly coarse sandy loam; massive; hard when dry, firm, weakly coherent, nonsticky, nonplastic; medium and coarse roots and 1.0 fine roots; fragments; strongly acid, pH 5.5, hellige-truog. Lab sample # 68C0690. most of the roots are matted in the surface of the duripan.