IDENTIFIERS

  • Current Taxon Name (Soil Name): Percival
  • OSD
  • Series Extent
  • User Site ID: S1996IA193019
  • User Pedon ID: S1996IA193019
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 97P0026
  • NCSS Pedon Lab Data NASIS Record ID - 68502
  • Print Date: 5/20/2024
  • 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: 42.2281380
  • Std. Longitude: -96.3055267
  • Datum: WGS84
  • Township: 86N
  • Range: 47W
  • Section: 34
  • PLSS Details: 1000 feet east and 400 feet south of the northwest corner
  • State: Iowa
  • County: IA193—Woodbury
  • MLRA: 107—Iowa and Missouri Deep Loess Hills
  • Non-MLRA Soil Survey Area: IA193—Woodbury County, Iowa
  • 7.5 Minute USGS Quad: 42096-B3—Albaton, Iowa
  • PEDON

  • Describers Name: RAL and GM
  • Current Taxonomic Class: Clayey over sandy or sandy-skeletal, smectitic over mixed, calcareous, mesic Aquic Udifluvents
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 19
  • Correlated Information:
  • Soil Name - Percival
  • PSC - 25 to 100 cm.
  • Classificaton Date - 6/18/2007
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Percival
  • Taxonomic Class - Clayey over sandy or sandy-skeletal, montmorilloni
  • Taxon Kind - series
  • Classificaton Date - 8/22/1996
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Landscape: river valley
  • Landform: flood plain
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/22/1996 (actual site observation date)
  • Air Photo ID: 115
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • 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

    290

    Ap1—0 to 7 centimeters (0.0 to 2.8 inches); dark grayish brown (2.5Y 4/2), grayish brown (2.5Y 5/2), dry; silty clay; weak fine subangular blocky parts to weak very fine subangular blocky structure; firm; 3.0 fine roots; 2.0 very fine constricted tubular pores; 40 percent distinct very dark grayish brown (10YR 3/2) organic stains on faces of peds; fragments; slight effervescence; slightly alkaline, pH 7.7, hellige-truog; abrupt smooth boundary. Lab sample # 97P00136. discontinuous - phpvsfiid 194870; discontinuous - phpvsfiid 194870
    Ap2—7 to 20 centimeters (2.8 to 7.9 inches); dark grayish brown (2.5Y 4/2), grayish brown (2.5Y 5/2), dry; silty clay; weak fine subangular blocky structure; firm; 1.0 very fine and fine roots; 1.0 very fine constricted tubular pores; 50 percent distinct very dark grayish brown (10YR 3/2) organic stains on faces of peds; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; abrupt smooth boundary. Lab sample # 97P00137. discontinuous - phpvsfiid 194871; discontinuous - phpvsfiid 194871
    Cg1—20 to 28 centimeters (7.9 to 11.0 inches); dark grayish brown (2.5Y 4/2) silty clay; massive; firm; 1.0 very fine and fine roots; 3.0 very fine constricted tubular pores; 80 percent distinct very dark grayish brown (10YR 3/2) organic stains on faces of peds; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 97P00138. massive, parting along planes of weakness,; discontinuous - phpvsfiid 194872; discontinuous - phpvsfiid 194872
    Cg2—28 to 38 centimeters (11.0 to 15.0 inches); dark grayish brown (2.5Y 4/2) silty clay; 1 percent light olive brown (2.5Y 5/4) fine faint mottles; massive; firm; 1.0 very fine roots; 2.0 very fine interstitial and tubular pores; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; abrupt wavy boundary. Lab sample # 97P00139. thin strata of 10YR 3/2; massive, parting along planes of weakness.
    Cg3—38 to 51 centimeters (15.0 to 20.1 inches); dark grayish brown (2.5Y 4/2) silty clay loam; massive; friable; 1.0 very fine roots; 2.0 very fine interstitial and tubular pores; fragments; strong effervescence; slightly alkaline, pH 7.8, hellige-truog; abrupt smooth boundary. Lab sample # 97P00140. thin strata 10YR 3/2; massive parting along planes of weakness, with sand coatings around cracks and fissures.
    2Cg4—51 to 84 centimeters (20.1 to 33.1 inches); dark grayish brown (2.5Y 4/2) loamy fine sand; single grain; loose; 1.0 very fine roots; 2.0 very fine and fine interstitial pores; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; gradual smooth boundary. Lab sample # 97P00141. thin strata of 10YR 3/2.
    2Cg5—84 to 140 centimeters (33.1 to 55.1 inches); dark grayish brown (2.5Y 4/2) loamy fine sand; 1 percent strong brown (7.5YR 4/6) coarse prominent mottles; single grain; loose; 2.0 very fine and fine interstitial pores; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog; gradual smooth boundary. Lab sample # 97P00142
    2Cg6—140 to 230 centimeters (55.1 to 90.6 inches); dark grayish brown (2.5Y 4/2) fine sand; single grain; loose; 1.0 very fine and fine interstitial pores; fragments; slight effervescence; slightly alkaline, pH 7.8, hellige-truog. Lab sample # 97P00143