IDENTIFIERS

  • Current Taxon Name (Soil Name): Talawa
  • OSD
  • Series Extent
  • User Site ID: S2008CA605071
  • User Pedon ID: S08CA023021
  • Vegetation Plot ID: S2008CA605071
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 08N0578
  • NCSS Pedon Lab Data NASIS Record ID - 20266
  • Print Date: 11/27/2024

    • 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: 41.7678604
  • Std. Longitude: -124.2315292
  • Datum: WGS84
  • Township: 16N
  • Range: 1W
  • Section: 19
  • Location Description: Property along Coastal Drive; Crescent City, CA
  • Map Unit: 191—Talawa, 0 to 2 percent slopes
  • State: California
  • County: CA023—Humboldt
  • MLRA: 4—California Coastal Redwood Belt
  • Non-MLRA Soil Survey Area: CA605—Humboldt and Del Norte Area, California
  • 7.5 Minute USGS Quad: 41124-G2—Crescent City, California

    • PEDON

  • Describers Name: Joe Seney & Alaina Frazier
  • Current Taxonomic Class: Coarse-loamy, mixed, superactive, nonacid, isomesic Fluvaquentic Humaquepts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 71
  • Sampled As Information:
  • Soil Name - Talawa
  • Taxonomic Class - Coarse-loamy, mixed, superactive, nonacid, isomesic Fluvaquentic Humaquepts
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/17/2008
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - aquic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: sandy fluviomarine deposits derived from mixed sources
  • Landscape: coastal plain
  • Landform: drainageways and depressions on marine terrace
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: very poorly
  • Flooding: frequent flooding for long periods
  • Ponding: frequent ponding for long periods
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/17/2008 (actual site observation date)
  • Surface Water Kind: none observed
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • 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

    CAREX

    HOLA

    JUNCU

    POTEN

    RANUN

    Carex

    Holcus lanatus

    Juncus

    Potentilla

    Ranunculus

    sedge

    common velvetgrass

    rush

    cinquefoil

    buttercup

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

    umbric epipedon

    aquic conditions

    cambic horizon

    0—61

    0—152

    61—152

    —61—

    —152—

    —91—
    Site Soil Temperature
    Site Obs. Date Depth Sensor Kind Temperature
    cm C

    6/17/2008

    50

    —

    16
    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

    2

    —

    —

    6

    —

    170

    2000

    —

    300

    10

    14

    9

    —

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    Ap1—0 to 10 centimeters (0.0 to 3.9 inches); very dark brown (10YR 2/2) broken face, dark grayish brown (10YR 4/2) broken face, dry; mucky fine sandy loam; 17 percent clay; weak very fine subangular blocky, and weak fine subangular blocky structure; soft, very friable, nonsticky, slightly plastic; moderate permeability; 10.0 very fine roots throughout and 5.0 medium roots throughout and 5.0 fine roots throughout and 1.0 coarse roots throughout; 4.0 very fine irregular and 2.0 very fine tubular and 2.0 fine tubular and 4.0 fine irregular pores; 2 percent fine prominent irregular noncoherent cemented yellowish red (5YR 5/6), moist, iron-manganese masses with diffuse boundaries on surfaces along root channels; fragments; noneffervescent; strongly acid, pH 5.4, pH indicator strip; clear smooth boundary. Lab sample # 08N03587; moist when described; observed in pit, small
    Ap2—10 to 24 centimeters (3.9 to 9.4 inches); very dark brown (10YR 2/2) broken face, grayish brown (10YR 5/2) broken face, dry; sandy loam; 18 percent clay; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 5.0 very fine roots throughout and 2.0 medium roots throughout and 4.0 fine roots throughout; 4.0 very fine irregular and 3.0 very fine tubular and 1.0 medium tubular and 2.0 fine tubular and 4.0 fine irregular pores; 15 percent fine prominent irregular noncoherent cemented yellowish red (5YR 5/6), moist, iron-manganese masses with diffuse boundaries on surfaces along root channels; fragments; noneffervescent; moderately acid, pH 5.6, pH indicator strip; clear smooth boundary. Lab sample # 08N03588; moist when described; observed in pit, small
    Ap3—24 to 43 centimeters (9.4 to 16.9 inches); very dark brown (10YR 2/2) broken face, dark grayish brown (10YR 4/2) broken face, dry; sandy loam; 17 percent clay; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 4.0 very fine roots throughout and 3.0 medium roots throughout and 3.0 fine roots throughout; 1.0 very fine tubular and 2.0 very fine irregular and 1.0 medium tubular and 2.0 fine tubular and 3.0 fine irregular pores; 20 percent fine prominent irregular noncoherent cemented yellowish red (5YR 5/6), moist, iron-manganese masses with diffuse boundaries on surfaces along root channels; fragments; noneffervescent; strongly acid, pH 5.4, pH indicator strip; clear smooth boundary. Lab sample # 08N03589; moist when described; observed in pit, small
    AB—43 to 61 centimeters (16.9 to 24.0 inches); 30 percent very dark grayish brown (10YR 3/2) broken face, 70 percent grayish brown (10YR 5/2) broken face, dry; sandy loam; 15 percent clay; weak medium subangular blocky, and weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 2.0 very fine roots throughout and 1.0 medium roots throughout and 2.0 fine roots throughout; 2.0 very fine tubular and 3.0 very fine irregular and 1.0 medium tubular and 3.0 fine irregular and 2.0 fine tubular pores; 10 percent fine prominent irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron-manganese masses with diffuse boundaries on surfaces along root channels; fragments; noneffervescent; moderately acid, pH 5.6, pH indicator strip; clear wavy boundary. Lab sample # 08N03590; moist when described; observed in pit, small
    Bw—61 to 92 centimeters (24.0 to 36.2 inches); 30 percent dark brown (10YR 3/3) broken face, 70 percent pale brown (10YR 6/3) broken face, dry; sandy loam; 17 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 2.0 very fine roots throughout and 0.5 medium roots throughout and 1.0 fine roots throughout; 2.0 very fine interstitial and 3.0 very fine irregular and 3.0 medium irregular and 3.0 fine irregular and 2.0 fine interstitial pores; 5 percent medium distinct irregular noncoherent cemented dark gray (7.5YR 4/1), moist, iron depletions with diffuse boundaries on surfaces along root channels and 25 percent fine prominent irregular noncoherent cemented strong brown (7.5YR 4/6), moist, iron-manganese masses with diffuse boundaries in matrix; fragments; noneffervescent; moderately acid, pH 5.8, pH indicator strip; clear smooth boundary. Lab sample # 08N03591; moist when described; observed in pit, small
    Bg—92 to 152 centimeters (36.2 to 59.8 inches); 30 percent olive gray (5Y 5/2) broken face, 70 percent light gray (5Y 7/2) broken face, dry; sandy loam; 17 percent clay; structureless massive; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 2.0 very fine roots throughout and 0.5 fine roots throughout; 3.0 very fine interstitial and 2.0 very fine irregular and 3.0 fine interstitial and 2.0 fine irregular pores; 20 percent medium distinct irregular noncoherent cemented dark gray (5Y 4/1), moist, iron depletions with diffuse boundaries on surfaces along root channels and 35 percent medium prominent irregular noncoherent cemented yellowish brown (10YR 5/6), moist, iron-manganese masses with diffuse boundaries in matrix; 1 percent by volume nonflat rounded very strongly coherent cemented 2-38-75 millimeter mixed fragments; noneffervescent; moderately acid, pH 5.8, pH indicator strip. Lab sample # 08N03592; wet when described; observed in pit, small