IDENTIFIERS

  • Current Taxon Name (Soil Name): Robbscreek
  • OSD
  • Series Extent
  • User Site ID: S1994ID015003
  • User Pedon ID: 94ID015003
  • Vegetation Plot ID: S1994ID015003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 95Z0163
  • NCSS Pedon Lab Data NASIS Record ID - 15878
  • Print Date: 2/17/2025

    • 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: 43.8094444
  • Std. Longitude: -116.2275009
  • Datum: WGS84
  • Township: 6N
  • Range: 2E
  • Section: 33
  • PLSS Details: 1350 feet east and 500 feet north of the southwest corner
  • Location Description: Cartwright Canyon Quad
  • State: Idaho
  • County: ID015—Boise
  • Non-MLRA Soil Survey Area: ID661—Boise County Area, Idaho, Parts of Ada and Boise Counties

    • PEDON

  • Current Taxonomic Class: Coarse-loamy, mixed, superactive, mesic Typic Argixerolls
  • Current Taxon Kind: taxadjunct
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Correlated Information:
  • Soil Name - Robbscreek
  • Classificaton Date - 7/24/2007
  • Moisture Class - xeric
  • Sampled As Information:
  • Soil Name - Robbs
  • Taxonomic Class - Fine-loamy, mixed, mesic Aridic Argixeroll
  • Taxon Kind - series
  • Classificaton Date - 7/19/1994
  • Moisture Class - xeric
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium and/or residuum weathered from granite
  • Landform: Granitic foot hill
  • Slope Shape Across: convex
  • Drainage Class: well
  • Bedrock: granite
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/19/1994 (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

    AGSP

    ARTRX

    STIPA

    Agropyron spicatum

    Artemisia tridentata ssp. xericensis

    Stipa

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    big sagebrush

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    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

    24

    —

    —

    1335

    —

    203

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); grayish brown (10YR 5/2), very dark grayish brown (10YR 3/2), moist; gravelly sandy loam; 14 percent clay; weak fine granular structure; soft, very friable, slightly sticky, slightly plastic; 21.0 very fine and fine roots and 3.0 medium and coarse roots; 21.0 very fine and fine irregular pores; 20 percent by volume 2-?-76 millimeter unspecified fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # 95Z01394
    A2—5 to 15 centimeters (2.0 to 5.9 inches); grayish brown (10YR 5/2), very dark brown (10YR 2/2), moist; sandy loam; 14 percent clay; moderate fine and medium subangular blocky, and weak medium platy structure; slightly hard, very friable, slightly sticky, slightly plastic; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 3.0 very fine and fine tubular pores; 10 percent by volume 2-?-76 millimeter unspecified fragments; moderately acid, pH 5.9; clear wavy boundary.
    BA—15 to 33 centimeters (5.9 to 13.0 inches); brown (10YR 5/3), dark brown (10YR 3/3), moist; sandy loam; 20 percent clay; moderate medium subangular blocky structure; hard, very friable, slightly sticky, slightly plastic; 3.0 very fine and fine roots and 0.5 medium roots; 3.0 very fine and fine tubular pores; 10 percent by volume 2-?-76 millimeter unspecified fragments; moderately acid, pH 5.9; clear wavy boundary.
    Bt1—33 to 48 centimeters (13.0 to 18.9 inches); yellowish brown (10YR 5/4), brown (10YR 4/3), moist; sandy clay loam; 24 percent clay; strong medium subangular blocky structure; very hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 3.0 very fine and fine tubular pores; 30 percent distinct clay films on all faces of peds and 30 percent distinct clay films on surfaces along pores and 30 percent distinct clay bridges; 15 percent by volume 2-?-76 millimeter unspecified fragments; slightly acid, pH 6.1; gradual wavy boundary. Lab sample # 95Z01394
    Bt2—48 to 66 centimeters (18.9 to 26.0 inches); brown (7.5YR 5/4), dark yellowish brown (10YR 3/6), moist; gravelly sandy clay loam; 25 percent clay; strong medium and coarse subangular blocky structure; very hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 0.5 very fine and fine tubular pores; 30 percent prominent clay bridges and 30 percent prominent clay films on surfaces along pores and 30 percent prominent clay films on all faces of peds; 20 percent by volume 2-?-76 millimeter unspecified fragments; slightly acid, pH 6.2; abrupt wavy boundary. Lab sample # 95Z01394
    Bt3—66 to 76 centimeters (26.0 to 29.9 inches); light brown (7.5YR 6/4), brown (7.5YR 4/4), moist; gravelly sandy clay loam; 24 percent clay; strong medium and coarse subangular blocky, and weak medium prismatic structure; very hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 0.5 very fine and fine tubular pores; 30 percent prominent clay bridges and 30 percent prominent clay films on surfaces along pores and 30 percent prominent clay films on all faces of peds; 30 percent by volume 2-?-76 millimeter unspecified fragments; slightly acid, pH 6.4; abrupt wavy boundary.
    R—76 centimeters (29.9 inches); bedrock; fragments.