IDENTIFIERS

  • Current Taxon Name (Soil Name): LETTIA
  • OSD
  • Series Extent
  • User Site ID: S1983OR019003
  • User Pedon ID: S1983OR019003
  • Vegetation Plot ID: S1983OR019003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 83P0559
  • NCSS Pedon Lab Data NASIS Record ID - 52796
  • 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: 43.4144440
  • Std. Longitude: -123.0447235
  • Datum: WGS84
  • Township: 29S
  • Range: 3W
  • Section: 3
  • PLSS Details: 1540 feet W and 1100 feet S of the NE corner
  • Location Description: 3/4 mile SSE of Buck Butte, Foothills of Cascades.
  • State: Oregon
  • County: OR019—Douglas
  • MLRA: 5—Siskiyou-Trinity Area
  • Non-MLRA Soil Survey Area: OR649—Douglas County Area, Oregon

    • PEDON

  • Describers Name: Coleman
  • Current Taxonomic Class: Fine, mixed, mesic Ultic Haploxeralfs
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - LETTIA
  • PSC - 23 to 74 cm.
  • Classificaton Date - 7/16/2007
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Stinger
  • Taxonomic Class - Fine, mixed, mesic Ultic Haploxeralf
  • Taxon Kind - series
  • Classificaton Date - 3/23/1983
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: mountains
  • Geomorphic Component Hills: side slope
  • Drainage Class: well
  • Surface Fragments: 18.00 percent 2
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/23/1983 (actual site observation date)
  • Air Photo ID: 2-101A
  • Surface Cover Properties:
  • 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

    ARME

    GASH

    VIOLA

    XEROP

    Arbutus menziesii

    Gaultheria shallon

    Viola

    Xerophyllum

    Pacific madrone

    salal

    violet

    beargrass

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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

    46

    —

    —

    658

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    76

    1194

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    O1&O2—0 to 3 centimeters (0.0 to 1.2 inches); fragments.
    A1—3 to 11 centimeters (1.2 to 4.3 inches); pale brown (10YR 6/3), very dark grayish brown (10YR 3/2), moist; gravelly loam; 22 percent clay; moderate very fine and fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; 21.0 very fine roots and 3.0 fine to coarse roots; 18 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.8, hellige-truog; abrupt wavy boundary. Lab sample # 83P02664
    A2—11 to 26 centimeters (4.3 to 10.2 inches); light brown (7.5YR 6/4), dark yellowish brown (10YR 3/4), moist; gravelly loam; 25 percent clay; moderate very fine and fine subangular blocky parts to moderate fine granular structure; slightly hard, firm, moderately sticky, moderately plastic; 21.0 very fine roots and 3.0 fine to coarse roots; 12 percent by volume 2-39-75 millimeter unspecified fragments; moderately acid, pH 5.6, hellige-truog; clear smooth boundary. Lab sample # 83P02665
    BAt—26 to 39 centimeters (10.2 to 15.4 inches); very pale brown (10YR 7/4), dark yellowish brown (10YR 3/6), moist; clay loam; 37 percent clay; moderate very fine and fine subangular blocky structure; hard, firm, very sticky, moderately plastic; 3.0 very fine and fine roots and 3.0 medium and coarse roots; 10 percent distinct clay films on faces of peds and in pores; fragments; strongly acid, pH 5.4, hellige-truog; clear wavy boundary. Lab sample # 83P02666
    Bt1—39 to 69 centimeters (15.4 to 27.2 inches); yellow (10YR 7/6), dark yellowish brown (10YR 3/6), moist; clay; 42 percent clay; moderate fine and medium subangular blocky structure; very hard, firm, very sticky, moderately plastic; 3.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 30 percent distinct clay films on faces of peds and in pores; fragments; strongly acid, pH 5.4, hellige-truog; clear wavy boundary. Lab sample # 83P02667
    Bt2—69 to 100 centimeters (27.2 to 39.4 inches); yellow (10YR 7/6), dark yellowish brown (10YR 4/6), moist; clay; 50 percent clay; moderate medium and coarse subangular blocky structure; very hard, very firm, very sticky, moderately plastic; 3.0 very fine and fine roots and 3.0 medium roots and 0.5 coarse roots; 75 percent distinct clay films on faces of peds and in pores; fragments; strongly acid, pH 5.4, hellige-truog; clear wavy boundary. Lab sample # 83P02668
    Bt3—100 to 140 centimeters (39.4 to 55.1 inches); yellow (10YR 7/6), dark yellowish brown (10YR 4/6), moist; clay; 50 percent clay; moderate medium and coarse subangular blocky structure; very hard, very firm, very sticky, moderately plastic; 0.5 very fine and fine roots and 3.0 medium and coarse roots; 30 percent distinct clay films on faces of peds and in pores; fragments; strongly acid, pH 5.4, hellige-truog; clear wavy boundary. Lab sample # 83P02669
    Bt4—140 to 166 centimeters (55.1 to 65.4 inches); yellow (10YR 7/6), dark yellowish brown (10YR 4/6), moist; clay; 45 percent clay; weak medium and coarse subangular blocky structure; very hard, very firm, very sticky, moderately plastic; 0.5 very fine and fine roots and 3.0 coarse roots; 10 percent distinct clay films on faces of peds and in pores; fragments; strongly acid, pH 5.4, hellige-truog; clear wavy boundary. Lab sample # 83P02670
    BCt—166 to 191 centimeters (65.4 to 75.2 inches); yellow (10YR 7/6), dark yellowish brown (10YR 4/6), moist; clay loam; 38 percent clay; moderate fine and medium subangular blocky structure; very hard, firm, very sticky, moderately plastic; 0.5 very fine roots and 0.5 medium and coarse roots; 10 percent distinct clay films on faces of peds and 10 percent prominent coats; fragments; strongly acid, pH 5.4, hellige-truog; abrupt wavy boundary. Lab sample # 83P02671
    Cr—191 to 191 centimeters (75.2 to 75.2 inches); 40 percent clay; fragments.