IDENTIFIERS

  • Current Taxon Name (Soil Name): KESWICK
  • OSD
  • Series Extent
  • User Site ID: S1995IA051001
  • User Pedon ID: S1995IA051001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Pedon # - 95P0836
  • NCSS Pedon Lab Data NASIS Record ID - 67843
  • Print Date: 4/27/2025

    • 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: 40.8644638
  • Std. Longitude: -92.6185150
  • Datum: WGS84
  • State: Iowa
  • County: IA051—Davis
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Non-MLRA Soil Survey Area: IA051—Davis County, Iowa

    • PEDON

  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - KESWICK
  • Taxonomic Class - Fine, montmorillonitic Aquertic Chromic Hapludalfs
  • PSC - 28 to 170 cm.
  • Classificaton Date - 8/15/1995
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: hill
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: shoulder
  • Slope Position: upper third
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Wet Soil Moisture Duration: 30
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/15/1995 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - intermixed conifers and hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    10

    37

    22.9

    256

    —

    190

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 8 centimeters (0.0 to 3.1 inches); very dark gray (10YR 3/1), gray (10YR 6/1), dry; loam; weak fine granular, and weak very fine platy structure; friable; 1 percent fine noncoherent cemented very dark brown (10YR 2/2) oxide masses and 1 percent fine noncoherent cemented black (10YR 2/1) oxide masses; fragments; clear smooth boundary. Lab sample # 95P05342
    E1—8 to 18 centimeters (3.1 to 7.1 inches); grayish brown (10YR 5/2) and 70 percent brown (10YR 5/3) rubbed and 30 percent dark grayish brown (10YR 4/2) rubbed, light gray (10YR 7/1), dry; loam; weak fine platy, and weak fine granular structure; friable; 1 percent fine noncoherent cemented very dark brown (10YR 2/2) oxide masses and 1 percent fine noncoherent cemented black (10YR 2/1) oxide masses; fragments; clear smooth boundary. Lab sample # 95P05343
    E2—18 to 28 centimeters (7.1 to 11.0 inches); brown (10YR 5/3), light brownish gray (10YR 6/2), dry; loam; 10 percent reddish brown (5YR 4/4) fine prominent mottles; weak fine subangular blocky structure; friable; distinct light gray (10YR 7/2), dry, silt coats and distinct light gray (10YR 7/2), dry, sand coats; fragments; clear smooth boundary. Lab sample # 95P05344. discontinuous - phpvsfiid 182180; discontinuous - phpvsfiid 182181; discontinuous - phpvsfiid 182180; discontinuous - phpvsfiid 182181
    2Bt1—28 to 46 centimeters (11.0 to 18.1 inches); 70 percent reddish brown (5YR 4/4) and 30 percent brown (7.5YR 5/3) clay loam; 2 percent red (2.5YR 4/6) fine distinct mottles; moderate very fine and fine subangular blocky structure; firm; faint gray (10YR 6/1), dry, silt coats and faint gray (10YR 6/1), dry, sand coats and faint , moist, clay films on faces of peds; fragments; clear smooth boundary. Lab sample # 95P05345. weak stone line at top of horizon; discontinuous - phpvsfiid 182185; discontinuous - phpvsfiid 182186; discontinuous - phpvsfiid 182187; discontinuous - phpvsfiid 182185; discontinuous - phpvsfiid 182186; discontinuous - phpvsfiid 182187
    2Bt2—46 to 58 centimeters (18.1 to 22.8 inches); 50 percent yellowish red (5YR 4/6) and 50 percent brown (7.5YR 5/3) clay; 12 percent red (2.5YR 4/6) fine distinct and 12 percent grayish brown (2.5Y 5/2) fine distinct mottles; moderate very fine subangular blocky structure; firm; faint , moist, clay films on faces of peds; fragments; clear smooth boundary. Lab sample # 95P05346. continuous - phpvsfiid 182188; continuous - phpvsfiid 182188
    2Bt3—58 to 81 centimeters (22.8 to 31.9 inches); 45 percent brown (10YR 5/3) and 40 percent yellowish red (5YR 4/6) and 15 percent gray (10YR 5/1) clay; moderate fine subangular blocky structure; very firm; faint , moist, clay films on faces of peds and in pores; fragments; gradual smooth boundary. Lab sample # 95P05347. discontinuous - phpvsfiid 194543; discontinuous - phpvsfiid 194543
    2Bt4—81 to 109 centimeters (31.9 to 42.9 inches); 35 percent strong brown (7.5YR 5/6) and 35 percent yellowish brown (10YR 5/6) and 30 percent grayish brown (10YR 5/2) clay loam; moderate fine prismatic parts to weak medium subangular blocky structure; firm; faint gray (10YR 5/1), dry, sand coats on vertical faces of peds and faint , moist, clay films in root channels and/or pores and distinct gray (10YR 5/1), dry, silt coats on all faces of peds; fragments; gradual smooth boundary. Lab sample # 95P05348. continuous - phpvsfiid 182190; continuous - phpvsfiid 194544; continuous - phpvsfiid 194545; continuous - phpvsfiid 182190; continuous - phpvsfiid 194544; continuous - phpvsfiid 194545
    2Bt5—109 to 132 centimeters (42.9 to 52.0 inches); 80 percent yellowish brown (10YR 5/6) and 20 percent gray (5Y 5/1) clay loam; weak medium prismatic parts to weak medium subangular blocky, and weak medium angular blocky structure; firm; brown (10YR 5/3), moist, coats on faces of peds and faint brown (7.5YR 4/2), moist, clay films in root channels and/or pores and faint black (10YR 2/1), moist, black stains on faces of peds; 10 percent fine noncoherent cemented black (10YR 2/1) oxide masses; fragments; gradual smooth boundary. Lab sample # 95P05349. discontinuous - phpvsfiid 182192; discontinuous - phpvsfiid 182192
    2Bt6—132 to 155 centimeters (52.0 to 61.0 inches); 80 percent yellowish brown (10YR 5/6) and 20 percent gray (5Y 5/1) clay loam; weak medium prismatic parts to weak medium subangular blocky, and weak medium angular blocky structure; firm; brown (10YR 5/3), moist, coats on faces of peds and faint brown (7.5YR 4/2), moist, clay films in root channels and/or pores and faint black (10YR 2/1), moist, black stains on faces of peds; 10 percent fine noncoherent cemented black (10YR 2/1) oxide masses; fragments; gradual smooth boundary. Lab sample # 95P05350. discontinuous - phpvsfiid 182195; discontinuous - phpvsfiid 182195
    2BC—155 to 170 centimeters (61.0 to 66.9 inches); yellowish brown (10YR 5/4) clay loam; weak coarse prismatic structure; firm; distinct grayish brown (10YR 5/2), moist, coats on vertical faces of peds and 3 percent faint dark brown (7.5YR 3/2), moist, clay films in root channels and/or pores; 13 percent medium weakly coherent cemented brown (7.5YR 4/4) masses of oxidized iron; fragments; gradual smooth boundary. Lab sample # 95P05351. discontinuous - phpvsfiid 182197; discontinuous - phpvsfiid 182198; discontinuous - phpvsfiid 182197; discontinuous - phpvsfiid 182198
    2C1—170 to 196 centimeters (66.9 to 77.2 inches); 50 percent yellowish brown (10YR 5/4) and 50 percent dark yellowish brown (10YR 4/4) clay loam; massive; firm; 10 percent fine brown (7.5YR 4/4) masses of oxidized iron; 10 percent medium and coarse spherical extremely weakly coherent cemented carbonate nodules; fragments; gradual smooth boundary. Lab sample # 95P05352
    2C2—196 to 239 centimeters (77.2 to 94.1 inches); yellowish brown (10YR 5/4) clay loam; massive; firm; 3 percent prominent gray (10YR 5/1), moist, coats on vertical faces of peds; 13 percent fine and medium extremely weakly coherent cemented carbonate nodules; fragments. Lab sample # 95P05353