IDENTIFIERS

  • Current Taxon Name (Soil Name): Swalesilver
  • OSD
  • Series Extent
  • User Site ID: S1988OR025004
  • User Pedon ID: 88OR025004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 88P0662
  • NCSS Pedon Lab Data NASIS Record ID - 60780
  • Print Date: 2/16/2025

    • 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: 43.5847206
  • Std. Longitude: -118.7083359
  • Datum: WGS84
  • Township: 23S
  • Range: 32 1/2E
  • Section: 12
  • PLSS Details: Newton road 2 miles S HWY 20, SE 1/4, SE 1/4, SE 1/4, SE 1/4
  • State: Oregon
  • County: OR025—Harney
  • MLRA: 23—Malheur High Plateau

    • PEDON

  • Describers Name: Clark and Mavinson
  • Current Taxonomic Class: Fine, smectitic, frigid Aquic Palexerolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Swalesilver
  • PSC - 23 to 58 cm.
  • Classificaton Date - 7/11/2007
  • Moisture Class - xeric
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Crowcamp
  • Taxonomic Class - Fine, montmorillonitic, frigid Aquic Palexeroll
  • Taxon Kind - series
  • Classificaton Date - 5/1/1988
  • Moisture Class - xeric
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: terrace—stream or lake
  • Runoff: low
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/1/1988 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    —

    —

    1259

    —

    25

    —

    —

    —

    —

    —

    8

    —

    —

    —

    —

    —

    —

    —
    1A1—0 to 5 centimeters (0.0 to 2.0 inches); grayish brown (10YR 5/2) interior, black (10YR 2/1) interior, moist; loam; 15 percent clay; moderate very fine granular structure; soft, nonsticky, nonplastic; 5.5 very fine roots; fragments; moderately alkaline, pH 8.0, hellige-truog; clear wavy boundary. Lab sample # 88P03478. many very fine roots
    1A2—5 to 23 centimeters (2.0 to 9.1 inches); grayish brown (10YR 5/2) interior, black (10YR 2/1) interior, moist; silt loam; 20 percent clay; strong fine prismatic structure; firm, slightly sticky, nonplastic; 2.5 very fine and fine roots; fragments; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 88P03479. common very fine and fine roots
    2Bt1—23 to 46 centimeters (9.1 to 18.1 inches); grayish brown (10YR 5/2) interior, very dark grayish brown (10YR 3/2) interior, moist; clay; 50 percent clay; strong fine prismatic structure; firm, moderately sticky, moderately plastic; 2.5 fine roots; 2.5 very fine discontinuous tubular pores; 55 percent distinct clay films on faces of peds and in pores; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 88P03480. many clay films surface features on faces of peds and in pores; common fine roots
    2Bt2—46 to 58 centimeters (18.1 to 22.8 inches); brown (10YR 5/3) interior, dark yellowish brown (10YR 4/4) interior, moist; clay; 45 percent clay; strong fine angular blocky structure; firm, moderately sticky, moderately plastic; 0.5 fine roots; 2.5 very fine discontinuous tubular pores; 55 percent distinct clay films on faces of peds and in pores; fragments; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. Lab sample # 88P03481. many clay films surface features on faces of peds and in pores; few fine roots
    3C1—58 to 84 centimeters (22.8 to 33.1 inches); light brownish gray (2.5Y 6/2) interior, olive brown (2.5Y 4/4) interior, moist; clay; 30 percent clay; massive; friable, moderately sticky, moderately plastic; 0.5 very fine roots; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog; gradual wavy boundary. few very fine roots
    3C2—84 to 152 centimeters (33.1 to 59.8 inches); light gray (2.5Y 7/2) interior, light olive brown (2.5Y 5/4) interior, moist; loam; 25 percent clay; massive; friable, moderately sticky, slightly plastic; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.2, hellige-truog.