IDENTIFIERS

  • Current Taxon Name (Soil Name): LOAFERCREEK
  • OSD
  • Series Extent
  • User Site ID: 716Q
  • User Pedon ID: 716Q
  • Vegetation Plot ID: 716Q
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - NSSL
  • Lab Pedon # - 01N0266
  • NCSS Pedon Lab Data NASIS Record ID - 14540
  • Print Date: 4/29/2024

    • 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: 39.5189667
  • Std. Longitude: -121.4412472
  • Datum: WGS84
  • Township: 19 N
  • Range: 5 E
  • Section: 8
  • PLSS Details: approximately 427 meters east and 747 meters south of the northwest corner of
  • Location Description: Oroville State Recreation Area, Loafercreek, about 7,200 meters northeast of Wyandotte
  • Map Unit: 553—Dunstone-Loafercreek , 15 to 30 percent slopes
  • State: California
  • County: CA007—Butte
  • MLRA: 18—Sierra Nevada Foothills
  • Non-MLRA Soil Survey Area: CA612—Butte Area, California, Parts of Butte and Plumas Counties
  • 7.5 Minute USGS Quad: 39121-E4—Oroville Dam, California

    • PEDON

  • Describers Name: DWB
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, thermic Ultic Haploxeralfs
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - LOAFERCREEK
  • PSC - 15 to 66 cm.
  • Classificaton Date - 7/24/2012
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - xeric
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Loafercreek
  • Classificaton Date - 8/4/1999
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum weathered from metavolcanics
  • Landscape: foothills
  • Drainage Class: well
  • Bedrock: metavolcanics at 107cm
  • Geology: Smartville formation.
  • Surface Fragments: 5.00 percent nonflat subangular indurated 2- to 75-millimeter metavolcanics, 2.00 percent nonflat subangular indurated 250- to 600-millimeter metavolcanics, 2.00 percent nonflat subangular indurated 75- to 250-millimeter metavolcanics,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/4/1999 (actual site observation date)
  • Air Photo ID: 155-196
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - shrub 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

    QUAG

    QUDO

    ARMA

    PISA2

    HEAR5

    TODI

    LONIC

    CECU

    ELEL5

    POMO5

    Quercus agrifolia

    Quercus douglasii

    Arctostaphylos manzanita

    Pinus sabiniana

    Heteromeles arbutifolia

    Toxicodendron diversilobum

    Lonicera

    Ceanothus cuneatus

    Elymus elymoides

    Polypogon monspeliensis

    California live oak

    blue oak

    whiteleaf manzanita

    California foothill pine

    toyon

    Pacific poison oak

    honeysuckle

    buckbrush

    squirreltail

    annual rabbitsfoot grass

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

    bedrock, paralithic

    bedrock, lithic

    strongly coherent

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    79 - 107

    107 -

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

    ochric epipedon

    argillic horizon

    paralithic contact

    lithic contact

    1—5

    15—79

    79—107

    107—

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

    8/4/1999

    51

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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

    18

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    365

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    290

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    Oi—0 to 1 centimeters (0.0 to 0.4 inches); slightly decomposed plant material; fragments.; observed in pit, small
    A—1 to 5 centimeters (0.4 to 2.0 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/3), moist; gravelly loam; 37 percent sand; 47 percent silt; 17 percent clay; moderate fine subangular blocky parts to moderate fine granular structure; hard, friable, nonsticky, slightly plastic; moderate permeability; 3.0 very fine roots; 6.0 very fine irregular pores; 20 percent by volume 2-?-5 millimeter metavolcanics fragments; slightly acid, pH 6.1, pH meter; abrupt wavy boundary. Lab sample # 01P1582S; dry when described; observed in pit, small
    BAt—5 to 15 centimeters (2.0 to 5.9 inches); reddish brown (5YR 5/4), reddish brown (5YR 4/3), moist; gravelly loam; 35 percent sand; 48 percent silt; 17 percent clay; moderate medium subangular blocky structure; hard, friable, nonsticky, slightly plastic; moderate permeability; 3.0 very fine roots and 0.5 fine roots; 3.0 very fine tubular pores; 20 percent faint clay films on all faces of peds; 25 percent by volume 2-?-5 millimeter metavolcanics fragments; slightly acid, pH 6.2, pH meter; clear smooth boundary. Lab sample # 01P1583S; dry when described; observed in pit, small. discontinuous - phpvsfiid 107351; discontinuous - phpvsfiid 107351
    Bt1—15 to 30 centimeters (5.9 to 11.8 inches); yellowish red (5YR 5/6), dark reddish brown (5YR 3/4), moist; loam; 33 percent sand; 47 percent silt; 20 percent clay; moderate medium subangular blocky structure; hard, friable, nonsticky, slightly plastic; moderate permeability; 0.5 medium roots and 3.0 fine roots and 0.5 coarse roots; 3.0 very fine tubular pores; on surfaces along pores and 30 percent distinct clay films on all faces of peds; 10 percent by volume 2-?-75 millimeter metavolcanics fragments; slightly acid, pH 6.2, pH meter; clear wavy boundary. Lab sample # 01P1584S; dry when described; observed in pit, small. discontinuous - phpvsfiid 107352; discontinuous - phpvsfiid 107352
    Bt2—30 to 58 centimeters (11.8 to 22.8 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; gravelly loam; 32 percent sand; 45 percent silt; 24 percent clay; moderate fine subangular blocky structure; hard, friable, slightly sticky, moderately plastic; moderately slow permeability; 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 6.0 very fine tubular pores; on surfaces along pores and 30 percent distinct clay films on all faces of peds; 5 percent by volume 75-?-250 millimeter metavolcanics fragments and 20 percent by volume 20-?-75 millimeter metavolcanics fragments; slightly acid, pH 6.3, pH meter; gradual wavy boundary. Lab sample # 01P1585S; dry when described; observed in pit, small. discontinuous - phpvsfiid 107354; discontinuous - phpvsfiid 107354
    Bt3—58 to 79 centimeters (22.8 to 31.1 inches); yellowish red (5YR 5/6), yellowish red (5YR 4/6), moist; gravelly loam; 28 percent sand; 51 percent silt; 22 percent clay; moderate fine subangular blocky structure; hard, firm, slightly sticky, moderately plastic; moderately slow permeability; 0.5 medium roots and 3.0 fine roots and 0.5 coarse roots; 3.0 very fine tubular pores; on surfaces along pores and 30 percent distinct clay films on all faces of peds; 20 percent by volume 2-?-75 millimeter metavolcanics fragments; slightly acid, pH 6.2, pH meter; abrupt wavy boundary. Lab sample # 01P1586S; dry when described; observed in pit, small. discontinuous - phpvsfiid 107356; discontinuous - phpvsfiid 107356
    Crt—79 to 107 centimeters (31.1 to 42.1 inches); bedrock; 0.5 fine roots; 60 percent prominent clay films on rock fragments; fragments; abrupt wavy boundary.; observed in pit, small. continuous - phpvsfiid 107358; continuous - phpvsfiid 107358
    R—107 centimeters (42.1 inches); bedrock; fragments.; observed in auger, bucket