IDENTIFIERS

  • Current Taxon Name (Soil Name): Lourdes
  • OSD
  • Series Extent
  • User Site ID: 1978IA055214
  • User Pedon ID: S1978IA055214
  • User Site Association ID: NC-WAV_Lourdes_Pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - ISU2015
  • Lab Pedon # - X28-781B-2
  • NCSS Pedon Lab Data NASIS Record ID - 75146
  • Print Date: 3/2/2025

    • 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: 42.3538399
  • Std. Longitude: -91.5118408
  • Datum: WGS84
  • Township: 87N
  • Range: 6W
  • Section: 14
  • PLSS Details: 2155 feet East and 265 feet south of the NW corner
  • Country: US—United States
  • State: Iowa
  • County: IA055—Delaware
  • MLRA: 104—Eastern Iowa and Minnesota Till Prairies
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-WAV—Waverly, Iowa
  • Non-MLRA Soil Survey Area: IA055—Delaware County, Iowa
  • 7.5 Minute USGS Quad: 42091-C5—Coggon, Iowa

    • PEDON

  • Describers Name: Unknown
  • Current Taxonomic Class: Fine-loamy, mixed, active, mesic Aquollic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: PedonPC
  • Pedon #: 2
  • Correlated Information:
  • Soil Name - Lourdes
  • PSC - 28 to 78 cm.
  • Classificaton Date - 8/17/2010
  • Classifier - Unknown
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Lourdes
  • Taxonomic Class - Mesic Aquollic Hapludalfs
  • Taxon Kind - series
  • Classificaton Date - 4/7/2010
  • Classifier - Unknown
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Pedon Vegetation and Crop Cover Information:
  • Current Crop - oats
  • Hydric: no
  • Certification Status: not certified
  • QC Status: level 1
  • QA Status: not reviewed


    • SITE

  • Parent Material: loamy sediments over till
  • Landscape: 2 upland
  • Landform: 1 ridge
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/7/2010 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - close-grown crop
  • 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

    4

    —

    —

    —

    —

    90

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark brown (10YR 2/2), dark gray (10YR 4/1), dry; loam; 23 percent sand; 52 percent silt; 25 percent clay; weak fine subangular blocky structure; friable; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # ISU00844; moist when described; observed in push tube
    BE—18 to 28 centimeters (7.1 to 11.0 inches); dark yellowish brown (10YR 4/4), gray (10YR 5/1), dry; loam; 24 percent sand; 48 percent silt; 27 percent clay; weak fine subangular blocky structure; friable; distinct dark brown (10YR 3/3), moist, organic stains on all faces of peds; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # ISU00845. discontinuous - phpvsfiid 1322254; discontinuous - phpvsfiid 1322254
    Bt1—28 to 43 centimeters (11.0 to 16.9 inches); dark yellowish brown (10YR 4/4), grayish brown (10YR 5/2), dry; clay loam; 35 percent sand; 33 percent silt; 33 percent clay; moderate fine subangular blocky structure; friable; faint brown (10YR 4/3), moist, clay films on all faces of peds and distinct dark brown (10YR 3/3), moist, organic stains on all faces of peds; fragments; strongly acid, pH 5.1; clear smooth boundary. Lab sample # ISU00846. discontinuous - phpvsfiid 1322255; discontinuous - phpvsfiid 1322256; discontinuous - phpvsfiid 1322255; discontinuous - phpvsfiid 1322256
    2Bt2—43 to 53 centimeters (16.9 to 20.9 inches); yellowish brown (10YR 5/6) clay loam; 44 percent sand; 27 percent silt; 29 percent clay; moderate fine subangular blocky structure; very firm; distinct dark yellowish brown (10YR 4/4), moist, clay films on all faces of peds; 1 percent fine prominent spherical strongly coherent cemented black (10YR 2/1), moist, iron-manganese concretions throughout and 1 percent fine distinct irregular weakly coherent cemented red (2.5YR 4/6), moist, masses of oxidized iron throughout; fragments; strongly acid, pH 5.2; clear smooth boundary. Lab sample # ISU00847. discontinuous - phpvsfiid 1322257; discontinuous - phpvsfiid 1322257
    2Bt3—53 to 74 centimeters (20.9 to 29.1 inches); yellowish brown (10YR 5/6) clay loam; 26 percent sand; 36 percent silt; 38 percent clay; moderate fine prismatic parts to moderate fine subangular blocky structure; very firm; prominent grayish brown (2.5Y 5/2), moist, clay films on all faces of peds and prominent light gray (10YR 7/1), dry, silt coats on vertical faces of peds; 1 percent fine distinct irregular extremely weakly coherent cemented strong brown (7.5YR 5/8), moist, masses of oxidized iron throughout; fragments; moderately acid, pH 6.0; clear smooth boundary. Lab sample # ISU00848. continuous - phpvsfiid 1322258; discontinuous - phpvsfiid 1322259; continuous - phpvsfiid 1322258; discontinuous - phpvsfiid 1322259
    2Bt4—74 to 94 centimeters (29.1 to 37.0 inches); yellowish brown (10YR 5/6) clay loam; 25 percent sand; 38 percent silt; 38 percent clay; moderate fine prismatic parts to strong fine subangular blocky structure; very firm; prominent grayish brown (2.5Y 5/2), moist, clay films on vertical faces of peds; 1 percent fine prominent spherical moderately coherent cemented red (2.5YR 4/8), moist, masses of oxidized iron throughout and 1 percent fine prominent irregular extremely weakly coherent cemented gray (10YR 5/1), moist, masses of reduced iron throughout and 1 percent fine distinct irregular extremely weakly coherent cemented gray (10YR 5/1), moist, masses of oxidized iron throughout; fragments; slightly acid, pH 6.3; clear smooth boundary. Lab sample # ISU00849. continuous - phpvsfiid 1322260; continuous - phpvsfiid 1322260
    2Bt5—94 to 114 centimeters (37.0 to 44.9 inches); yellowish brown (10YR 5/6) clay loam; 30 percent sand; 32 percent silt; 37 percent clay; moderate medium prismatic structure; very firm; prominent grayish brown (2.5Y 5/2), moist, clay films on vertical faces of peds; 1 percent fine prominent irregular extremely weakly coherent cemented gray (10YR 5/1), moist, masses of reduced iron throughout and 10 percent fine prominent spherical strongly coherent cemented black (10YR 2/1), moist, iron-manganese concretions throughout; fragments; slightly acid, pH 6.5; clear smooth boundary. Lab sample # ISU00850. continuous - phpvsfiid 1322261; continuous - phpvsfiid 1322261
    2C—114 to 122 centimeters (44.9 to 48.0 inches); yellowish brown (10YR 5/6) clay loam; 25 percent sand; 35 percent silt; 40 percent clay; structureless massive; very firm; 1 percent medium prominent irregular extremely weakly coherent cemented gray (2.5Y 6/1), moist, masses of reduced iron throughout and 1 percent fine prominent spherical strongly coherent cemented black (10YR 2/1), moist, iron-manganese concretions throughout and 1 percent fine distinct spherical moderately coherent cemented strong brown (7.5YR 5/8), moist, masses of oxidized iron throughout; fragments; neutral, pH 7.0. Lab sample # ISU00851