IDENTIFIERS

  • Current Taxon Name (Soil Name): Secca
  • OSD
  • Series Extent
  • User Site ID: S1968CA057035
  • User Pedon ID: S1968CA057035
  • Vegetation Plot ID: S1968CA057035
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 68C0112
  • NCSS Pedon Lab Data NASIS Record ID - 43567
  • Print Date: 11/25/2024

    • 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: 39.2733345
  • Std. Longitude: -121.0652771
  • Datum: WGS84
  • Township: 16N
  • Range: 8E
  • Section: 3
  • PLSS Details: 1,000 feet north of the S 1/4 corner
  • Location Description: 600 feet north of California Highway 49, 2-1/2 miles WNW of Nevada City, California.
  • State: California
  • County: CA057—Nevada
  • MLRA: 22A—Sierra Nevada and Tehachapi Mountains
  • Non-MLRA Soil Survey Area: CA619—Nevada County Area, California

    • PEDON

  • Describers Name: T. M. Ryan and L. A. Brittan
  • Current Taxonomic Class: Loamy-skeletal, mixed, superactive, mesic Typic Argixerolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 35
  • Correlated Information:
  • Soil Name - Secca
  • PSC - 15 to 48 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Secca Shallow
  • Classificaton Date - 9/9/1968
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: plain
  • Runoff: medium
  • Drainage Class: well
  • Bedrock: slight weathered ultramafic, unspecified at 79cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/9/1968 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

    CHRYS9

    ERIOD

    Chrysothamnus

    Eriodictyon

    rabbitbrush

    yerba santa

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    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

    20

    —

    —

    739

    —

    90

    1168

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    13.3

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); reddish brown (5YR 4/4), dark reddish brown (5YR 3/3), moist; gravelly loam; weak coarse and very coarse platy structure; soft, very friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 3.0 very fine interstitial pores; 25 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 6.0, hellige-truog; abrupt wavy boundary. Lab sample # 68C00839; dry when described;
    A1—0 to 15 centimeters (0.0 to 5.9 inches); fragments. Lab sample # 68C00843; moist when described;. slightly weathered ultrabasic rock.
    A3—5 to 15 centimeters (2.0 to 5.9 inches); reddish brown (5YR 4/4), dark reddish brown (5YR 3/3), moist; cobbly clay loam; moderate fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 3.0 very fine and fine roots; 3.0 very fine interstitial and tubular pores; clay bridges in root channels and/or pores and 30 percent clay films on faces of peds and in pores; 20 percent by volume 2-39-75 millimeter unspecified fragments and 25 percent by volume 75-?-250 millimeter unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 68C00840; moist when described;
    BT—15 to 48 centimeters (5.9 to 18.9 inches); reddish brown (5YR 4/4), dark reddish brown (5YR 3/3), moist; cobbly clay; moderate medium and coarse subangular blocky structure; hard when dry, firm, moderately sticky, moderately plastic; 3.0 very fine and fine roots and 3.0 medium roots; 0.5 very fine interstitial and 0.5 fine tubular pores; clay bridges and 75 percent clay films in root channels and/or pores; 10 percent by volume 75-?-250 millimeter unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 68C00841; moist when described;
    C—48 to 79 centimeters (18.9 to 31.1 inches); light yellowish brown (2.5Y 6/4), dark yellowish brown (10YR 4/4), moist; clay loam; massive; hard when dry, firm, slightly sticky, moderately plastic; 0.5 very fine and fine roots and 3.0 medium roots; 3.0 very fine and fine interstitial and 0.5 very fine tubular pores; clay bridges and 30 percent brown (7.5YR 4/4), moist, clay films in root channels and/or pores; fragments; neutral, pH 6.7, hellige-truog; clear wavy boundary. Lab sample # 68C00842; moist when described;
    R—79 centimeters (31.1 inches); bedrock; fragments.