IDENTIFIERS

  • Current Taxon Name (Soil Name): Lamoni
  • OSD
  • Series Extent
  • User Site ID: S1985IA1210042
  • User Pedon ID: 85IA1210042
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0382
  • NCSS Pedon Lab Data NASIS Record ID - 58187
  • Print Date: 2/2/2025

    • 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: 41.2666664
  • Std. Longitude: -93.9000015
  • Datum: WGS84
  • Township: 75N
  • Range: 27W
  • Section: 25
  • PLSS Details: 990 feet N and 700 feet W of SE corner
  • State: Iowa
  • County: IA121—Madison

    • PEDON

  • Describers Name: ACC and SJE
  • Current Taxonomic Class: Fine, smectitic, mesic Mollic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 4
  • Correlated Information:
  • Soil Name - Lamoni
  • Classificaton Date - 7/11/2007
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Lamoni
  • Taxonomic Class - Fine, montmorillonitic, mesic Aquic Argiudoll
  • Taxon Kind - series
  • Classificaton Date - 11/1/1985
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 3
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Drainage Class: somewhat poorly
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/1/1985 (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

    11

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    315

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    1Ap—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) interior and brown (10YR 4/3) interior silty clay loam; 37 percent clay; moderate medium granular structure; firm; fragments; slightly acid, pH 6.4, hellige-truog; abrupt smooth boundary. Lab sample # 86P02264
    2Bt1—13 to 25 centimeters (5.1 to 9.8 inches); brown (10YR 4/3) interior clay; 40 percent clay; 11 percent brown (7.5YR 4/4) fine distinct and 11 percent strong brown (7.5YR 4/6) fine distinct mottles; moderate fine subangular blocky structure; very firm; 37 percent very dark grayish brown (10YR 3/2), moist, oxide coats and 55 percent prominent dark grayish brown (10YR 4/2), moist, clay films on faces of peds; 1 percent fine iron-manganese concretions; fragments; moderately acid, pH 6.0, hellige-truog; clear smooth boundary. Lab sample # 86P02265. few fine iron-manganese concretions concentrations; many clay films surface features on faces of peds; common oxide coats surface features; common fine distinct 7.5YR44 mottles; common fine distinct 7.5YR46 mottles
    2Bt2—25 to 38 centimeters (9.8 to 15.0 inches); yellowish brown (10YR 5/4) interior clay; 45 percent clay; 11 percent yellowish brown (10YR 5/6) fine distinct and 11 percent strong brown (7.5YR 4/6) fine prominent and 11 percent strong brown (7.5YR 5/8) fine prominent mottles; moderate medium prismatic, and moderate fine and medium subangular blocky structure; very firm; 37 percent distinct grayish brown (10YR 5/2), moist, clay films on faces of peds; 11 percent fine iron-manganese concretions; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # 86P02266. (10YR 3/2) krotovina.; common fine iron-manganese concretions concentrations; common clay films surface features on faces of peds; common fine distinct 10YR56 mottles; common fine prominent 7.5YR46 mottles; common fine prominent 7.5YR58 mottles
    2Bt3—38 to 56 centimeters (15.0 to 22.0 inches); yellowish brown (10YR 5/4) interior and grayish brown (2.5Y 5/2) interior clay; 41 percent clay; 11 percent brown (7.5YR 4/4) fine prominent and 11 percent strong brown (7.5YR 4/6) fine prominent and 30 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; very firm; 37 percent distinct grayish brown (10YR 5/2), moist, clay films on faces of peds and 37 percent distinct gray (10YR 5/1), moist, clay films on faces of peds and 37 percent very dark gray (10YR 3/1), moist, oxide coats; 11 percent fine and medium iron-manganese concretions; fragments; slightly acid, pH 6.4, hellige-truog; gradual smooth boundary. Lab sample # 86P02267. common fine and medium iron-manganese concretions concentrations; common clay films surface features on faces of peds; common clay films surface features on faces of peds; common oxide coats surface features; many fine distinct 10YR56 mottles; common fine prominent 7.5YR44 mottles; common fine prominent 7.5YR46 mottles
    2Bt4—56 to 71 centimeters (22.0 to 28.0 inches); yellowish brown (10YR 5/6) interior and light brownish gray (2.5Y 6/2) interior clay loam; 39 percent clay; 11 percent brown (7.5YR 4/4) fine distinct and 11 percent strong brown (7.5YR 4/6) fine distinct and 11 percent yellowish brown (10YR 5/8) fine distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; very firm; 15 percent very dark gray (10YR 3/1), moist, oxide coats and 37 percent distinct grayish brown (2.5Y 5/2), moist, clay films on faces of peds; 11 percent fine and medium iron-manganese concretions; fragments; slightly acid, pH 6.4, hellige-truog; gradual smooth boundary. Lab sample # 86P02268. common fine and medium iron-manganese concretions concentrations; common clay films surface features on faces of peds; few oxide coats surface features; common fine distinct 7.5YR44 mottles; common fine distinct 7.5YR46 mottles; common fine distinct 10YR58 mottles
    2Bt5—71 to 89 centimeters (28.0 to 35.0 inches); yellowish brown (10YR 5/6) interior and light brownish gray (2.5Y 6/2) interior clay loam; 37 percent clay; 11 percent yellowish brown (10YR 5/8) fine distinct and 11 percent brown (7.5YR 4/4) fine and medium prominent and 11 percent strong brown (7.5YR 4/6) fine and medium prominent mottles; moderate medium prismatic, and moderate medium subangular blocky structure; firm; 37 percent distinct grayish brown (2.5Y 5/2), moist, clay films on faces of peds; 1 percent fine and medium iron-manganese concretions; fragments; neutral, pH 6.6, hellige-truog; gradual smooth boundary. Lab sample # 86P02269. few fine and medium iron-manganese concretions concentrations; common clay films surface features on faces of peds; common fine distinct 10YR58 mottles; common fine and medium prominent 7.5YR44 mottles; common fine and medium prominent 7.5YR46 mottles
    2Bt6—89 to 107 centimeters (35.0 to 42.1 inches); light brownish gray (2.5Y 6/2) interior and yellowish brown (10YR 5/6) interior clay loam; 36 percent clay; 11 percent brown (7.5YR 4/4) fine prominent and 11 percent strong brown (7.5YR 4/6) fine prominent mottles; moderate medium prismatic structure; friable; 37 percent distinct grayish brown (2.5Y 5/2), moist, clay films on faces of peds; 11 percent fine and medium iron-manganese concretions; fragments; neutral, pH 7.2, hellige-truog; gradual smooth boundary. Lab sample # 86P02270. common fine and medium iron-manganese concretions concentrations; common clay films surface features on faces of peds; common fine prominent 7.5YR44 mottles; common fine prominent 7.5YR46 mottles
    2Bt7—107 to 122 centimeters (42.1 to 48.0 inches); gray (5Y 6/1) interior and yellowish brown (10YR 5/6) interior clay loam; 35 percent clay; 11 percent brown (7.5YR 4/4) fine prominent and 11 percent strong brown (7.5YR 4/6) fine prominent mottles; moderate medium prismatic structure; firm; 37 percent distinct gray (5Y 5/1), moist, clay films on faces of peds; 11 percent fine iron-manganese concretions; fragments; slightly alkaline, pH 7.4, hellige-truog; clear smooth boundary. common fine iron-manganese concretions concentrations; common clay films surface features on faces of peds; common fine prominent 7.5YR44 mottles; common fine prominent 7.5YR46 mottles
    2BC—122 to 168 centimeters (48.0 to 66.1 inches); gray (5Y 6/1) interior and yellowish brown (10YR 5/4) interior clay loam; 33 percent clay; 11 percent strong brown (7.5YR 4/6) fine prominent mottles; weak medium prismatic structure; firm; 15 percent faint gray (5Y 5/1), moist, clay films on faces of peds; 11 percent fine iron-manganese concretions; fragments. Common soft and hard nodules of CaCO3.; common fine iron-manganese concretions concentrations; few clay films surface features on faces of peds; common fine prominent 7.5YR46 mottles