IDENTIFIERS

  • Current Taxon Name (Soil Name): Tulana
  • OSD
  • Series Extent
  • Local Phase: Sandy Substratum
  • User Site ID: S1967OR035011
  • User Pedon ID: S1967OR035011
  • Vegetation Plot ID: 2015OR035002
  • User Site Association ID: OR683 point data
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 67C0044
  • NCSS Pedon Lab Data NASIS Record ID - 42937
  • User Project ID: SSR012015001
  • Project Name: Soil Microbe Map Study
  • Print Date: 5/5/2024

    • 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: 42.0381000
  • Std. Longitude: -121.8179740
  • Datum: WGS84
  • Township: 41S
  • Range: 8E
  • Section: 1
  • PLSS Details: 500 feet W and 200 feet S of the NE corner
  • Location Description: Three miles E of Worden on Township road.
  • Map Unit: 79—Tulana silt loam, sandy substratum
  • Country: US—United States
  • State: Oregon
  • County: OR035—Klamath
  • MLRA: 21—Klamath and Shasta Valleys and Basins
  • Non-MLRA Soil Survey Area: OR640—Klamath County, Oregon, Southern Part
  • 7.5 Minute USGS Quad: 42121-A7—Worden, Oregon

    • PEDON

  • Describers Name: A.O. Ness, J.S. Cahoon
  • Current Taxonomic Class: Fine-silty, mixed, active, mesic Aquandic Endoaquolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: TUD pedon
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 11
  • Correlated Information:
  • Soil Name - Tulana
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Tulana
  • Classificaton Date - 9/14/1967
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: lacustrine deposits
  • Landscape: intermontane basin
  • Landform: lake plain
  • Geomorphic Component Flats: talf
  • Slope Shape Down: concave
  • Runoff: very low
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/14/1967 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    aquic conditions

    endosaturation

    redox depletions with chroma 2 or less

    volcanic glass

    redox concentrations

    0—56

    0—152

    0—152

    13—30

    30—56

    30—152

    —56—

    —152—

    —152—

    —17—

    —26—

    —122—
    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

    1

    —

    —

    1245

    —

    330

    —

    —

    8.9

    —

    —

    10

    —

    —

    —

    —

    —

    —

    —
    Ap1—0 to 13 centimeters (0.0 to 5.1 inches); black (10YR 2/1), gray (N 5/0), dry; diatomaceous silt loam; moderate very thin platy structure; slightly hard, friable, slightly sticky, nonplastic; 21.0 very fine and fine roots; many (21.0) very fine interstitial pores; fragments; slightly alkaline, pH 7.6, bromthymol blue; clear smooth boundary. Lab sample # 67C00565. sampled for engineering soil tests
    Ap2—13 to 30 centimeters (5.1 to 11.8 inches); very dark gray (N 3/0), gray (N 5/0), dry; diatomaceous silt loam; moderate thin platy structure; slightly hard, friable, slightly sticky, nonplastic; 21.0 very fine and fine roots; many (21.0) very fine tubular pores; 21 percent coarse faint very dark grayish brown (2.5Y 3/2) iron-manganese masses and 21 percent coarse distinct dark grayish brown (2.5Y 4/2) iron depletions and 21 percent coarse distinct olive brown (2.5Y 4/4) iron-manganese masses; fragments; slightly alkaline, pH 7.6, bromthymol blue; clear smooth boundary. Lab sample # 67C00566
    A—30 to 56 centimeters (11.8 to 22.0 inches); black (N 2/0), gray (N 5/0), dry; ashy diatomaceous silt; moderate very thin platy structure; hard, firm, slightly sticky, nonplastic; 21.0 very fine and fine roots; 0.5 very fine tubular pores; 21 percent fine distinct very dark grayish brown (2.5Y 3/2) iron-manganese masses and 21 percent fine distinct light olive brown (2.5Y 5/6) iron-manganese masses; fragments; slightly alkaline, pH 7.5, bromthymol blue; abrupt smooth boundary. Lab sample # 67C00567
    Bg1—56 to 89 centimeters (22.0 to 35.0 inches); very dark grayish brown (10YR 3/2), gray (10YR 6/1), dry; diatomaceous silt loam; weak medium subangular blocky structure; firm, slightly sticky, nonplastic; 21.0 very fine roots; 3.0 very fine tubular pores; 21 percent fine distinct dark olive brown (2.5Y 3/3) iron-manganese masses; fragments; slightly acid, pH 6.1, bromthymol blue; abrupt smooth boundary. Lab sample # 67C00568. sampled for engineering soil tests
    Bg2—89 to 99 centimeters (35.0 to 39.0 inches); grayish brown (2.5Y 5/2), white (10YR 8/1), dry; diatomaceous silt loam; weak thin platy structure; firm, slightly sticky, nonplastic; 21.0 very fine roots; 0.5 very fine tubular pores; 21 percent fine distinct strong brown (7.5YR 5/8) iron-manganese masses and 21 percent fine distinct brownish yellow (10YR 6/6) iron-manganese masses; fragments; strongly acid, pH 5.5, bromthymol blue; abrupt smooth boundary. Lab sample # 67C00569
    Bg3—99 to 117 centimeters (39.0 to 46.1 inches); dark grayish brown (2.5Y 4/2), light gray (10YR 7/1), dry; diatomaceous silt loam; moderate thin platy structure; firm, slightly sticky, nonplastic; 0.5 very fine roots; 0.5 very fine tubular pores; 21 percent coarse distinct reddish brown (5YR 4/4) iron-manganese masses and 21 percent fine distinct brownish yellow (10YR 6/6) iron-manganese masses; fragments; strongly acid, pH 5.5, bromthymol blue; abrupt smooth boundary. Lab sample # 67C00570
    Bg4—117 to 132 centimeters (46.1 to 52.0 inches); dark grayish brown (2.5Y 4/2), light brownish gray (2.5Y 6/2), dry; very fine sandy loam; structureless massive; very friable, slightly sticky, nonplastic; 0.5 very fine roots; 0.5 very fine tubular pores; 21 percent fine distinct reddish brown (5YR 4/4) iron-manganese masses and 21 percent fine distinct reddish yellow (7.5YR 6/6) iron-manganese masses; fragments; strongly acid, pH 5.5, bromthymol blue. Lab sample # 67C00571
    Bg5—132 to 152 centimeters (52.0 to 59.8 inches); gray (10YR 5/1), light brownish gray (2.5Y 6/2), dry; loamy fine sand; structureless massive; very friable, nonsticky, nonplastic; 0.5 very fine roots; 21 percent fine distinct yellowish red (5YR 4/6) iron-manganese masses and 21 percent fine distinct brownish yellow (10YR 6/6) iron-manganese masses; fragments; strongly acid, pH 5.5, bromthymol blue. Lab sample # 67C00572