IDENTIFIERS

  • Current Taxon Name (Soil Name): Mildred
  • OSD
  • Series Extent
  • User Site ID: S1957MT021004
  • User Pedon ID: S1957MT021004
  • Vegetation Plot ID: S1957MT021004
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A5316
  • NCSS Pedon Lab Data NASIS Record ID - 42563
  • Print Date: 11/11/2024

    • 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: 46.9627266
  • Std. Longitude: -104.7300797
  • Datum: WGS84
  • Township: 14N
  • Range: 55E
  • Section: 15
  • PLSS Details: Approximately 200 feet NE of the SW corner
  • Location Description: 100 feet W of new highway, 140 feet S of concrete right-of-way marker and 40 feet E of a new fence, in a triangular native grass strip, undisturbed.
  • State: Montana
  • County: MT021—Dawson
  • Non-MLRA Soil Survey Area: MT021—Dawson County, Montana

    • PEDON

  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 4
  • Sampled As Information:
  • Soil Name - Mildred
  • Classificaton Date - 10/8/1957
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: beach
  • Drainage Class: well
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/8/1957 (actual site observation date)
  • 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

    2MOSS

    BOGR2

    CAFI

    PASM

    —

    Bouteloua gracilis

    Carex filifolia

    Pascopyrum smithii

    Moss

    blue grama

    threadleaf sedge

    western wheatgrass

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    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

    —

    —

    762

    —

    356

    —

    —

    6.7

    23.3

    -10

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 3 centimeters (0.0 to 1.2 inches); very dark brown (10YR 2/2), grayish brown (10YR 5/2), dry; silt loam; strong very fine granular structure; soft, very friable, nonsticky, nonplastic; fragments; noneffervescent; clear smooth boundary. Lab sample # 40A39991
    A12—3 to 10 centimeters (1.2 to 3.9 inches); brown (10YR 4/3), grayish brown (10YR 5/2), dry; silt loam; weak medium and coarse prismatic, and weak very fine platy, and moderate fine and medium granular structure; soft, very friable, slightly sticky, slightly plastic; fragments; noneffervescent; gradual smooth boundary. Lab sample # 40A39992
    A1b—10 to 15 centimeters (3.9 to 5.9 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; silt loam; weak medium prismatic, and moderate medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; clay films on all faces of peds; fragments; noneffervescent; gradual smooth boundary. Lab sample # 40A39993. patchy - phpvsfiid 189750; patchy - phpvsfiid 189750
    B2b—15 to 30 centimeters (5.9 to 11.8 inches); very dark grayish brown (10YR 3/2), brown (10YR 5/3), dry; silt loam; weak medium and coarse prismatic, and weak medium and coarse subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; clay films on faces of peds; fragments; noneffervescent; gradual boundary. Lab sample # 40A39994. continuous - phpvsfiid 189751; continuous - phpvsfiid 189751
    B3b—30 to 38 centimeters (11.8 to 15.0 inches); brown (10YR 4/3), brown (10YR 5/3), dry; silt loam; weak medium and coarse prismatic, and weak medium and coarse subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; fragments; noneffervescent; abrupt irregular boundary. Lab sample # 40A39995
    Cca—38 to 66 centimeters (15.0 to 26.0 inches); light olive brown (2.5Y 5/3) and light brownish gray (2.5Y 6/2), light brownish gray (2.5Y 6/2) and white (10YR 8/1), dry; silt loam; weak very coarse prismatic structure; slightly hard, very friable, slightly sticky, slightly plastic; fragments; strong effervescence; gradual boundary. Lab sample # 40A39996
    C—66 to 117 centimeters (26.0 to 46.1 inches); grayish brown (2.5Y 5/2) and light brownish gray (2.5Y 6/2), light brownish gray (2.5Y 6/2) and white (2.5YR 8/1), dry; silt loam; weak very coarse prismatic structure; slightly hard, very friable, slightly sticky, slightly plastic; fragments; strong effervescence; abrupt wavy boundary. Lab sample # 40A39997
    D—117 to 152 centimeters (46.1 to 59.8 inches); brown (10YR 4/3) and , reddish yellow (7.5YR 8/6) and grayish brown (10YR 5/2) and very dark brown (10YR 2/2), dry; sand; single grain; loose; fragments; strong effervescence. Lab sample # 40A39998