IDENTIFIERS

  • Current Taxon Name (Soil Name): Pegram
  • OSD
  • Series Extent
  • User Site ID: S1991ID007002
  • User Pedon ID: 91ID007002
  • Vegetation Plot ID: S1991ID007002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 92P0129
  • NCSS Pedon Lab Data NASIS Record ID - 64368
  • Print Date: 11/24/2024

    • 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: 42.1349983
  • Std. Longitude: -111.1474991
  • Datum: WGS84
  • Township: 15S
  • Range: 45E
  • Section: 12
  • PLSS Details: 500 feet E and 1650 feet S of the NW corner
  • State: Idaho
  • County: ID007—Bear Lake
  • MLRA: 13—Eastern Idaho Plateaus

    • PEDON

  • Describers Name: S. McVey
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Pegram
  • Taxonomic Class - Coarse-loamy, mixed Aquic Calcixerolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 9/1/1991
  • Moisture Class - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: river valley
  • Slope Shape Down: convex
  • Drainage Class: somewhat poorly
  • Flooding: frequent flooding
  • Surface Fragments: 0.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1991 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AGSP

    SALIX

    Agropyron spicatum

    Salix

    —

    willow

    —

    —

    —

    —

    —

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    calcic horizon

    cambic horizon

    0—20

    20—28

    28—74

    —-

    —-

    —-
    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

    —

    —

    1835

    —

    0

    38

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 3 centimeters (0.0 to 1.2 inches); grayish brown (10YR 5/2) oxidized, very dark grayish brown (10YR 3/2) crushed, moist; silt loam; 15 percent clay; 11 percent dark gray (5Y 4/1) medium prominent and 11 percent strong brown (7.5YR 4/6) medium prominent mottles; moderate very fine and fine granular structure; soft, very friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots throughout and 2.5 medium and coarse roots throughout; 2.5 very fine interstitial pores; fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue; abrupt smooth boundary. Lab sample # 92P00881; moist when described;. CaCO3 equivalents (10%); common very fine and fine roots throughout; common medium and coarse roots throughout; common medium prominent 5Y41 mottles; common medium prominent 7.5YR46 mottles; effervescence is continuous
    Ak—3 to 20 centimeters (1.2 to 7.9 inches); grayish brown (10YR 5/2) oxidized, very dark grayish brown (10YR 3/2) crushed, moist; silt loam; 24 percent clay; 11 percent dark gray (5Y 4/1) fine prominent and 11 percent brown (7.5YR 5/4) fine prominent mottles; moderate fine and medium granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots throughout and 2.5 medium roots throughout; 2.5 very fine tubular pores; 1 percent fine irregular lime masses; fragments; slight effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, thymol-blue; abrupt wavy boundary. Lab sample # 92P00882; moist when described;. CaCO3 equivalents (13%); few fine soft masses of lime concentrations; common very fine and fine roots throughout; common medium roots throughout; common fine prominent 5Y41 mottles; common fine prominent 7.5YR54 mottles; effervescence is continuous
    Bk—20 to 28 centimeters (7.9 to 11.0 inches); light gray (10YR 7/2) oxidized, grayish brown (10YR 5/2) crushed, moist; silt loam; 20 percent clay; 11 percent strong brown (7.5YR 4/6) coarse prominent mottles; moderate fine and medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots throughout and 2.5 coarse roots throughout; 0.5 very fine interstitial and tubular pores; 1 percent fine irregular lime masses; fragments; strong effervescence, by hcl, unspecified; very strongly alkaline, pH 9.2, thymol-blue; abrupt wavy boundary. Lab sample # 92P00883; moist when described;. CaCO3 equivalents (18%); few fine soft masses of lime concentrations; common very fine and fine roots throughout; common coarse roots throughout; common coarse prominent 7.5YR46 mottles; effervescence is continuous
    Bw1—28 to 38 centimeters (11.0 to 15.0 inches); light gray (10YR 7/2) oxidized, grayish brown (10YR 5/2) crushed, moist; loam; 20 percent clay; moderate fine and medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots throughout; 0.5 very fine interstitial pores; fragments; violent effervescence, by hcl, unspecified; very strongly alkaline, pH 9.4, thymol-blue; clear wavy boundary. Lab sample # 92P00884; moist when described;. Thymol Blue & Cresol Red used. CaCO3 equivalents (9%); common very fine and fine roots throughout; effervescence is continuous
    Bw2—38 to 74 centimeters (15.0 to 29.1 inches); light gray (10YR 7/2) oxidized, brown (10YR 5/3) crushed, moist; fine sandy loam; 10 percent clay; 11 percent dark gray (5Y 4/1) medium prominent and 11 percent strong brown (7.5YR 4/6) medium prominent mottles; moderate thick platy, and moderate fine and medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine roots throughout; 2.5 very fine interstitial and tubular pores; fragments; violent effervescence, by hcl, unspecified; moderately alkaline, pH 8.4, thymol-blue; abrupt wavy boundary. Lab sample # 92P00885; moist when described;. CaCO3 equivalents (7%). Lime: Flism; few very fine roots throughout; common medium prominent 5Y41 mottles; common medium prominent 7.5YR46 mottles; effervescence is continuous
    C—74 to 114 centimeters (29.1 to 44.9 inches); light brownish gray (10YR 6/2) oxidized, brown (10YR 4/3) crushed, moist; sandy loam; 60 percent clay; 11 percent dark gray (5Y 4/1) fine prominent and 11 percent strong brown (7.5YR 4/6) fine prominent mottles; single grain; loose, loose, nonsticky, nonplastic; 0.5 very fine roots throughout; 0.5 very fine tubular and 2.5 very fine interstitial pores; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue; gradual wavy boundary. Lab sample # 92P00886; moist when described;. CaCO3 equivalents (4%); few very fine roots throughout; common fine prominent 5Y41 mottles; common fine prominent 7.5YR46 mottles; effervescence is continuous
    Cg1—114 to 135 centimeters (44.9 to 53.1 inches); light brownish gray (10YR 6/2) oxidized, dark grayish brown (10YR 4/2) crushed, moist; loamy sand; 40 percent clay; 11 percent strong brown (7.5YR 4/6) medium prominent mottles; single grain; loose, loose, nonsticky, nonplastic; 0.5 very fine roots throughout; 2.5 very fine interstitial pores; 15 percent distinct , moist, manganese or iron-manganese stains on faces of peds and in pores; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue; abrupt wavy boundary. Lab sample # 92P00887; moist when described;. CaCO3 equivalents (TR%); few manganese or iron-manganese stains surface features on faces of peds and in pores; few very fine roots throughout; common medium prominent 7.5YR46 mottles; effervescence is continuous; patchy - phpvsfiid 228142; patchy - phpvsfiid 228142
    Cg2—135 to 155 centimeters (53.1 to 61.0 inches); grayish brown (2.5Y 5/2) oxidized, very dark grayish brown (2.5Y 3/2) crushed, moist; sandy loam; 80 percent clay; weak thick platy structure; soft, very friable, nonsticky, nonplastic; 0.5 very fine roots throughout; 0.5 very fine interstitial pores; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.2, thymol-blue. Lab sample # 92P00888; moist when described;. CaCO3 equivalents (6%); few very fine roots throughout; effervescence is continuous