IDENTIFIERS

  • Current Taxon Name (Soil Name): Dumont
  • OSD
  • Series Extent
  • User Site ID: S1959OR019002
  • User Pedon ID: S1959OR019002
  • Vegetation Plot ID: S1959OR019002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A0947
  • NCSS Pedon Lab Data NASIS Record ID - 34006
  • Print Date: 11/21/2024

    • 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: 43.0816650
  • Std. Longitude: -122.6836090
  • Datum: WGS84
  • Township: 29S
  • Range: 1E
  • Section: 3
  • PLSS Details: NW 1/4, NE 1/4
  • Location Description: Umpqua National Forest.
  • State: Oregon
  • County: OR019—Douglas
  • MLRA: 3—Olympic and Cascade Mountains
  • Non-MLRA Soil Survey Area: OR622—Umpqua National Forest, Oregon

    • PEDON

  • Describers Name: E. M. Richlen
  • Current Taxonomic Class: Fine, kaolinitic, mesic Ultic Palexeralfs
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Dumont
  • PSC - 43 to 94 cm.
  • Classificaton Date - 1/27/2010
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - DUMONT
  • Classificaton Date - 7/17/1959
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

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

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/17/1959 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • 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

    PIMA

    PTERI

    Picea mariana

    Pteridium

    black spruce

    brackenfern

    —

    —

    —

    —

    —

    —
    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

    15

    —

    —

    866

    —

    180

    1270

    —

    —

    —

    17.8

    -1.7

    —

    —

    —

    —

    —

    —

    —

    —
    O1—0 to 5 centimeters (0.0 to 2.0 inches); fragments. Lab sample # 40A07114. limbs, leaves, twigs, and needles
    A11—5 to 18 centimeters (2.0 to 7.1 inches); brown (7.5YR 4/4), dark reddish brown (5YR 3/3), moist; loam; moderate fine granular, and moderate medium granular, and moderate fine subangular blocky structure; hard when dry, friable, weakly coherent, moderately sticky; 21.0 fine roots; 21.0 fine pores; 21 percent manganese concretions; fragments; slightly acid, pH 6.4, unspecified; clear smooth boundary. Lab sample # 40A07115
    A12—18 to 33 centimeters (7.1 to 13.0 inches); brown (7.5YR 4/4), dark reddish brown (5YR 3/3), moist; loam; moderate fine granular, and moderate medium granular, and moderate fine subangular blocky structure; hard when dry, friable, weakly coherent, moderately sticky; 21.0 fine roots; 21.0 fine pores; 21 percent manganese concretions; fragments; slightly acid, pH 6.2, unspecified; clear smooth boundary. Lab sample # 40A07116
    B1—33 to 48 centimeters (13.0 to 18.9 inches); brown (7.5YR 4/4), reddish brown (5YR 4/4), moist; silty clay loam; moderate fine granular, and moderate medium granular, and moderate fine subangular blocky structure; hard when dry, friable, weakly coherent, moderately sticky; 21.0 fine roots; 21.0 medium and coarse pores; faint clay films; 3 percent manganese concretions; fragments; moderately acid, pH 5.8, unspecified; clear smooth boundary. Lab sample # 40A07117
    B21T—48 to 74 centimeters (18.9 to 29.1 inches); strong brown (7.5YR 5/6), dark reddish brown (2.5YR 3/4), moist; silty clay loam; moderate fine subangular blocky, and moderate very fine subangular blocky structure; hard when dry, friable, weakly coherent, moderately sticky; 21.0 fine roots; 21.0 fine and medium pores; faint clay films; 1 percent manganese concretions; fragments; strongly acid, pH 5.1, unspecified; gradual smooth boundary. Lab sample # 40A07118
    B22T—74 to 89 centimeters (29.1 to 35.0 inches); strong brown (7.5YR 5/8), dark red (2.5YR 3/6), moist; silty clay; moderate medium subangular blocky, and moderate coarse subangular blocky structure; very hard, firm, weakly coherent, moderately sticky; 0.5 fine roots; 1.0 fine pores; distinct clay films on faces of peds and 10 percent manganese or iron-manganese stains; 1 percent manganese concretions; fragments; strongly acid, pH 5.1, unspecified; gradual smooth boundary. Lab sample # 40A07119. patchy - phpvsfiid 197870; patchy - phpvsfiid 197870
    B23T—89 to 107 centimeters (35.0 to 42.1 inches); reddish yellow (7.5YR 6/8) and yellowish red (5YR 4/6), red (2.5YR 4/6), moist; silty clay loam; moderate medium subangular blocky, and moderate coarse subangular blocky, and strong medium subangular blocky, and strong coarse subangular blocky structure; very hard, firm, weakly coherent, moderately sticky; 0.5 fine roots; 1.0 fine pores; distinct clay films on faces of peds and in pores and 10 percent manganese or iron-manganese stains; fragments; very strongly acid, pH 4.7, unspecified; gradual smooth boundary. Lab sample # 40A07120
    B31T—107 to 140 centimeters (42.1 to 55.1 inches); yellowish red (5YR 4/6), yellowish red (5YR 4/6), moist; silty clay loam; moderate medium subangular blocky structure; hard when dry, friable, weakly coherent, moderately sticky; 0.1 fine roots; 3.0 fine and medium pores; distinct clay films on faces of peds and in pores and 10 percent manganese or iron-manganese stains; fragments; very strongly acid, pH 4.7, unspecified; abrupt wavy boundary. Lab sample # 40A07121
    B32T—140 to 162 centimeters (55.1 to 63.8 inches); reddish yellow (7.5YR 7/8) and pink (7.5YR 8/4), yellowish red (5YR 5/8) and red (2.5YR 4/6), moist; silty clay loam; weak medium subangular blocky, and massive; hard when dry, friable, weakly coherent, moderately sticky; 3.0 fine pores; prominent clay films on faces of peds; fragments; very strongly acid, pH 4.7, unspecified; abrupt irregular boundary. Lab sample # 40A07122. patchy - phpvsfiid 197876; patchy - phpvsfiid 197876
    C1—162 to 226 centimeters (63.8 to 89.0 inches); reddish yellow (7.5YR 7/6) and pinkish white (7.5YR 8/2), strong brown (7.5YR 5/8), moist; silt loam; massive; slightly hard, friable, slightly sticky; 1.0 fine pores; clay films; fragments; very strongly acid, pH 4.7, unspecified; gradual smooth boundary. Lab sample # 40A07123. clay films thick in pores; continuous - phpvsfiid 197877; continuous - phpvsfiid 197877
    C2—226 to 277 centimeters (89.0 to 109.1 inches); yellow (10YR 7/8) and yellow (10YR 8/8), strong brown (7.5YR 5/8), moist; silt loam; massive; slightly hard, friable, slightly sticky; 1.0 fine pores; black stains and clay films; fragments; very strongly acid, pH 4.7, unspecified. Lab sample # 40A07124. clay films are thick in pores