IDENTIFIERS

  • Current Taxon Name (Soil Name): Chequest
  • OSD
  • Series Extent
  • User Site ID: 1971IA007002
  • User Pedon ID: 1971IA007002
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A1478
  • NCSS Pedon Lab Data NASIS Record ID - 35086
  • 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: 40.6930542
  • Std. Longitude: -92.7533340
  • Datum: WGS84
  • Township: 68N
  • Range: 17W
  • Section: 13
  • PLSS Details: 100 feet W and 50 feet N of the SE corner of the NE 1/4, NE 1/4
  • Map Unit: 587—Chequest silty clay loam, 0 to 2 percent slopes, occasionally flooded
  • State: Iowa
  • County: IA007—Appanoose
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Non-MLRA Soil Survey Area: IA007—Appanoose County, Iowa
  • 7.5 Minute USGS Quad: 40092-F7—Centerville East, Iowa

    • PEDON

  • Describers Name: J.D. Highland and L.D. Lockridge
  • Current Taxonomic Class: Fine, smectitic, mesic Typic Haplaquolls
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Chequest
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - aquic
  • Sampled As Information:
  • Soil Name - Chequest
  • Classificaton Date - 10/1/1971
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Slope Shape Down: linear
  • Drainage Class: poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/1/1971 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • 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

    1

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1) and very dark grayish brown (10YR 3/2) rubbed, gray (10YR 5/1), dry; silty clay loam; weak fine granular structure; firm; 3.0 roots; 10.0 pores; fragments; slightly acid, pH 6.3, unspecified; abrupt smooth boundary. Lab sample # 40A11498
    A—18 to 30 centimeters (7.1 to 11.8 inches); very dark gray (10YR 3/1) and very dark gray (10YR 3/1) rubbed, dark gray (10YR 4/1), dry; silty clay loam; moderate very fine subangular blocky structure; firm; 10.0 roots; 10.0 pores; 15 percent dark reddish brown (5YR 3/3) oxide coats and 15 percent reddish brown (5YR 4/3) oxide coats; fragments; slightly acid, pH 6.1, unspecified; clear wavy boundary. Lab sample # 40A11499
    Btg1—30 to 46 centimeters (11.8 to 18.1 inches); dark gray (10YR 4/1) and very dark gray (10YR 3/1) rubbed, gray (10YR 6/1), dry; silty clay loam; 10 percent dark brown (7.5YR 3/2) fine distinct mottles; moderate fine subangular blocky structure; firm; 3.0 fine roots; 3.0 fine pores; light gray (10YR 7/1), dry, silt coats on faces of peds; fragments; moderately acid, pH 5.8, unspecified; gradual wavy boundary. Lab sample # 40A11500. continuous - phpvsfiid 1372063; continuous - phpvsfiid 1372063
    Btg2—46 to 69 centimeters (18.1 to 27.2 inches); dark gray (10YR 4/1), gray (10YR 6/1), dry; silty clay loam; 1 percent brown (7.5YR 5/2) fine and 25 percent brown (7.5YR 4/2) medium distinct mottles; moderate fine and medium subangular blocky structure; firm; 3.0 fine roots; 3.0 fine pores; 15 percent faint black (10YR 2/1) clay films and 15 percent reddish brown (5YR 5/3) oxide coats and 37 percent gray (10YR 6/1), dry, silt coats on faces of peds; fragments; moderately acid, pH 5.6, unspecified; gradual smooth boundary. Lab sample # 40A11501. few old channels 1-2 mm in diameter filled with light gray (10YR 7/1) silty material.; discontinuous - phpvsfiid 1372065; discontinuous - phpvsfiid 1372065
    Btg3—69 to 89 centimeters (27.2 to 35.0 inches); dark gray (10YR 4/1) silty clay loam; 10 percent dark brown (7.5YR 3/2) fine distinct and 10 percent brown (7.5YR 4/2) fine distinct and 25 percent dark yellowish brown (10YR 4/4) fine distinct mottles; moderate fine prismatic parts to moderate fine and medium subangular blocky structure; firm; 3.0 fine roots; faint very dark gray (10YR 3/1) clay films and very dark gray (10YR 3/1) coats on faces of peds and 37 percent black (10YR 2/1) oxide coats and 37 percent gray (10YR 6/1), dry, silt coats on faces of peds; fragments; strongly acid, pH 5.3, unspecified; gradual smooth boundary. Lab sample # 40A11502. discontinuous - phpvsfiid 1372067; discontinuous - phpvsfiid 1372069; discontinuous - phpvsfiid 1372067; discontinuous - phpvsfiid 1372069
    Btg4—89 to 109 centimeters (35.0 to 42.9 inches); dark gray (10YR 4/1) silty clay loam; 25 percent dark yellowish brown (10YR 4/4) medium distinct mottles; moderate fine prismatic parts to moderate fine angular blocky, and moderate fine subangular blocky structure; firm; 3.0 fine roots; very dark gray (10YR 3/1) coats on faces of peds and prominent black (10YR 2/1) clay films in root channels and/or pores and 15 percent reddish brown (5YR 4/3) oxide coats and 15 percent faint gray (10YR 6/1) silt coats on faces of peds and 37 percent black (10YR 2/1) oxide coats; fragments; strongly acid, pH 5.3, unspecified; gradual smooth boundary. Lab sample # 40A11503. discontinuous - phpvsfiid 1489274; discontinuous - phpvsfiid 1489275; discontinuous - phpvsfiid 1489274; discontinuous - phpvsfiid 1489275
    Btg5—109 to 135 centimeters (42.9 to 53.1 inches); dark gray (10YR 4/1) silty clay loam; 10 percent brown (7.5YR 4/4) fine distinct and 10 percent brown (7.5YR 4/2) fine distinct mottles; weak medium prismatic parts to weak fine angular blocky, and weak fine subangular blocky structure; firm; very dark gray (10YR 3/1) coats on faces of peds and prominent black (10YR 2/1) clay films in root channels and/or pores and 15 percent faint gray (10YR 6/1), dry, silt coats on faces of peds and 15 percent reddish brown (5YR 4/3) oxide coats; fragments; moderately acid, pH 5.8, unspecified; gradual smooth boundary. Lab sample # 40A11504. discontinuous - phpvsfiid 1489277; discontinuous - phpvsfiid 1489278; discontinuous - phpvsfiid 1489277; discontinuous - phpvsfiid 1489278
    Btg6—135 to 165 centimeters (53.1 to 65.0 inches); dark gray (10YR 4/1) silty clay loam; 10 percent reddish brown (5YR 4/4) fine distinct mottles; weak medium prismatic parts to weak medium subangular blocky structure; firm; prominent black (10YR 2/1) clay films in root channels and/or pores and 15 percent faint gray (10YR 6/1), dry, silt coats on faces of peds; fragments; moderately acid, pH 5.8, unspecified. Lab sample # 40A11505. discontinuous - phpvsfiid 1489280; discontinuous - phpvsfiid 1489281; discontinuous - phpvsfiid 1489280; discontinuous - phpvsfiid 1489281