IDENTIFIERS

  • Current Taxon Name (Soil Name): Afton
  • OSD
  • Series Extent
  • User Site ID: S1994IA041002
  • User Pedon ID: S1994IA041002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 95P0226
  • NCSS Pedon Lab Data NASIS Record ID - 67244
  • Print Date: 11/23/2024

    • 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: 43.0805550
  • Std. Longitude: -95.2483368
  • Datum: WGS84
  • Township: 95N
  • Range: 37W
  • Section: 5
  • PLSS Details: 1158 feet south and 290 feet east of the northwest corner
  • Location Description: About 2 miles northeast of Royal.
  • State: Iowa
  • County: IA041—Clay
  • Non-MLRA Soil Survey Area: IA041—Clay County, Iowa

    • PEDON

  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Sampled As Information:
  • Soil Name - Afton
  • Taxonomic Class - Fine-silty, mixed Cumulic Endoaquolls
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/4/1994
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: till plain
  • Landform: drainageway
  • Slope Shape Down: concave
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/4/1994 (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
    • 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

    —

    —

    442

    —

    135

    711

    —

    —

    8.3

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 25 centimeters (0.0 to 9.8 inches); black (N 2/0), very dark gray (N 3/0), dry; silty clay loam; moderate fine granular, and moderate fine subangular blocky structure; friable; 21.0 fine and medium roots; 21.0 fine and medium pores; fragments; neutral, pH 6.9, hellige-truog; gradual smooth boundary. Lab sample # 95P01468. 95P1469.
    A2—25 to 46 centimeters (9.8 to 18.1 inches); black (N 2/0), very dark gray (N 3/0), dry; silty clay loam; moderate fine granular structure; friable; 3.0 medium roots and 21.0 fine roots; 3.0 medium and 21.0 fine pores; fragments; neutral, pH 6.9, hellige-truog; gradual smooth boundary. Lab sample # 95P01470
    A3—46 to 66 centimeters (18.1 to 26.0 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; weak medium subangular blocky parts to moderate fine and medium granular structure; friable; fragments; neutral, pH 6.9, hellige-truog; clear smooth boundary. Lab sample # 95P01471. Combined thickness of the A horizons is 20 to 30 inches.
    Bg1—66 to 81 centimeters (26.0 to 31.9 inches); dark gray (5Y 4/1), olive gray (5Y 5/2), dry; silty clay loam; weak medium subangular blocky parts to weak and moderate fine and medium granular structure; friable; 0.5 fine roots; 0.5 fine pores; black (10YR 2/1) worm casts and black (N 2/0) worm casts; fragments; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Lab sample # 95P01472
    Bg2—81 to 107 centimeters (31.9 to 42.1 inches); olive gray (5Y 5/2) silty clay loam; weak fine and medium subangular blocky structure; friable; 0.5 fine roots; 0.5 fine pores; 1 percent fine black (N 2/0) iron-manganese concretions throughout; fragments; slightly alkaline, pH 7.6, hellige-truog; gradual smooth boundary. Lab sample # 95P01473. Combined thickness of Bg horizons is 14 to 20 inches.
    BCg—107 to 130 centimeters (42.1 to 51.2 inches); 50 percent gray (5Y 5/1) and 50 percent olive brown (2.5Y 4/4) silty clay loam; weak fine and medium subangular blocky structure; friable; 0.5 fine roots; 0.5 fine pores; fragments; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Lab sample # 95P01474. 0 to 10 inches thick.
    2Cg1—130 to 165 centimeters (51.2 to 65.0 inches); gray (5Y 5/1) silt loam; massive; friable; 1 percent noncoherent cemented iron-manganese concretions throughout; 3 percent carbonate masses; fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog. Lab sample # 95P01475
    2Cg2—165 to 203 centimeters (65.0 to 79.9 inches); olive gray (5Y 5/2) and light olive brown (2.5Y 5/6) silt loam; massive; friable; 0.5 fine pores; fragments; strong effervescence; moderately alkaline, pH 8.1, hellige-truog. Lab sample # 95P01476