IDENTIFIERS

  • Current Taxon Name (Soil Name): Lourdes
  • OSD
  • Series Extent
  • User Site ID: 1987IA131004
  • User Pedon ID: 1987IA131004
  • User Site Association ID: NC-WAV_Lourdes_Pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 88P0624
  • NCSS Pedon Lab Data NASIS Record ID - 60742
  • Print Date: 12/10/2025

    • 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: 43.2643201
  • Std. Longitude: -92.6584022
  • Datum: WGS84
  • Township: 98N
  • Range: 15W
  • Section: 31
  • PLSS Details: 1993 feet south and 1290 feet west ofhte NE corner
  • Location Description: 650 feet north and 1290 feet west of the SE corner of the NE 1/4 section 31, T98N, R15W
  • Country: US—United States
  • State: Iowa
  • County: IA131—Mitchell
  • 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: IA131—Mitchell County, 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: soil survey inventory
  • Correlated Information:
  • Soil Name - Lourdes
  • PSC - 23 to 73 cm.
  • Classificaton Date - 6/1/1987
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Lourdes
  • Taxonomic Class - Fine-loamy, mixed, active, mesic Aquollic Hapludalfs
  • Taxon Kind - series
  • Classificaton Date - 6/1/1987
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - udic
  • Moisture SUBClass - aquic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QC Status: level 1
  • QA Status: not reviewed


    • SITE

  • Parent Material: loamy sediments over till
  • Landscape: dissected till plain
  • Landform: interfluve
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Surface Fragments: 1.00 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/12/1987 (actual site observation date)
  • Data Collector: Unknown
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - crop cover
  • Site Obs. Cover Kind 2 - row 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

    6

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    Ap—0 to 15 centimeters (0.0 to 5.9 inches); 5 percent brown (10YR 4/3) interior, very dark grayish brown (10YR 3/2) interior, dry; silt loam; weak very fine granular structure; friable; fragments; strongly acid, pH 5.4, unspecified; clear smooth boundary. Lab sample # 88P03270
    Bt1—15 to 23 centimeters (5.9 to 9.1 inches); brown (10YR 5/3) interior and 5 percent very dark grayish brown (10YR 3/2) interior silty clay loam; weak very fine subangular blocky structure; friable; 10 percent faint clay films on all faces of peds; fragments; strongly acid, pH 5.3, unspecified; clear smooth boundary. Lab sample # 88P03271
    2Bt2—23 to 46 centimeters (9.1 to 18.1 inches); yellowish brown (10YR 5/4) interior and brown (10YR 5/3) exterior clay loam; weak fine prismatic parts to weak fine subangular blocky structure; firm; 15 percent distinct clay films on all faces of peds; 10 percent fine distinct strong brown (7.5YR 5/6), moist, masses of oxidized iron in matrix; fragments; strongly acid, pH 5.3, unspecified; gradual smooth boundary. Lab sample # 88P03272
    2Bt3—46 to 69 centimeters (18.1 to 27.2 inches); brown (10YR 5/3) interior and 90 percent olive gray (5Y 5/2) exterior clay loam; moderate fine prismatic structure; very firm; few fine roots between peds; distinct dark gray (10YR 4/1) clay films on surfaces along root channels; fragments; strongly acid, pH 5.3, unspecified; gradual smooth boundary. Lab sample # 88P03273
    2Bt4—69 to 89 centimeters (27.2 to 35.0 inches); strong brown (7.5YR 5/6) interior and gray (10YR 5/1) interior clay loam; moderate medium prismatic parts to strong medium subangular blocky structure; very firm; 25 percent distinct very dark gray (10YR 3/1) organoargillans on surfaces along root channels and 40 percent distinct gray (10YR 5/1) clay films on all faces of peds; fragments; neutral, pH 6.8, unspecified; abrupt smooth boundary. Lab sample # 88P03274. continuous - phpvsfiid 1638195; continuous - phpvsfiid 1638195
    2BC—89 to 112 centimeters (35.0 to 44.1 inches); gray (7.5YR 5/1) interior and gray (10YR 5/1) interior and gray (5Y 5/1) exterior clay loam; weak medium prismatic structure; very firm; 5 percent carbonate masses in matrix; fragments; moderately alkaline, pH 8.0, unspecified; clear smooth boundary. Lab sample # 88P03275
    2C1—112 to 127 centimeters (44.1 to 50.0 inches); gray (7.5YR 5/1) interior and gray (5Y 5/1) interior and gray (5Y 5/1) exterior clay loam; moderate medium prismatic structure; very firm; 15 percent distinct dark gray (10YR 4/1) clay films on surfaces along root channels; fragments; moderately alkaline, pH 8.0, unspecified; clear smooth boundary. Lab sample # 88P03276
    2C2—127 to 152 centimeters (50.0 to 59.8 inches); strong brown (7.5YR 5/6) interior and gray (5Y 6/1) interior clay loam; massive; firm; 2 percent carbonate masses; fragments; moderately alkaline, pH 8.0, unspecified. Lab sample # 88P03277