IDENTIFIERS

  • Current Taxon Name (Soil Name): Lourdes
  • OSD
  • Series Extent
  • User Site ID: 1987IA131005
  • User Pedon ID: 1987IA131005
  • User Site Association ID: NC-WAV_Lourdes_Pedons
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 88P0625
  • NCSS Pedon Lab Data NASIS Record ID - 60743
  • 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: 43.2643129
  • Std. Longitude: -92.6590057
  • Datum: WGS84
  • Township: 98N
  • Range: 15W
  • Section: 31
  • PLSS Details: 1993 feet south and 1450 feet west ofhte NE corner
  • Location Description: 650 feet north and 1450 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 - 28 to 78 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

    5

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    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark grayish brown (10YR 3/2) silt loam; weak very fine granular structure; friable; fragments; slightly acid, pH 6.5, unspecified; abrupt smooth boundary. Lab sample # 88P03278
    BE—18 to 28 centimeters (7.1 to 11.0 inches); brown (10YR 5/3) and 15 percent very dark grayish brown (10YR 3/2) clay loam; weak thick platy parts to very fine subangular blocky structure; friable; fragments; strongly acid, pH 5.3, unspecified; clear smooth boundary. Lab sample # 88P03279
    2Bt1—28 to 48 centimeters (11.0 to 18.9 inches); brown (10YR 5/3) interior and 90 percent grayish brown (10YR 5/2) exterior clay loam; weak very fine prismatic parts to moderate fine subangular blocky structure; firm; 10 percent faint clay films on all faces of peds; fragments; strongly acid, pH 5.3, unspecified; gradual smooth boundary. Lab sample # 88P03280
    2Bt2—48 to 71 centimeters (18.9 to 28.0 inches); brown (10YR 5/3) interior and 95 percent gray (10YR 5/1) exterior clay loam; moderate fine prismatic parts to moderate fine subangular blocky structure; very firm; 15 percent distinct very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; fragments; strongly acid, pH 5.3, unspecified; gradual smooth boundary. Lab sample # 88P03281
    2Bt3—71 to 89 centimeters (28.0 to 35.0 inches); yellowish brown (10YR 5/4) interior and gray (10YR 5/1) exterior clay loam; moderate medium prismatic parts to moderate medium subangular blocky structure; very firm; 30 percent distinct very dark gray (10YR 3/1), moist, organoargillans on surfaces along root channels; fragments; moderately acid, pH 5.6, unspecified; gradual smooth boundary. Lab sample # 88P03282
    2Bt4—89 to 114 centimeters (35.0 to 44.9 inches); strong brown (7.5YR 5/6) interior and grayish brown (2.5Y 5/2) interior and 95 percent grayish brown (2.5Y 5/2) exterior clay loam; moderate medium prismatic parts to moderate coarse subangular blocky structure; very firm; 30 percent distinct clay films on surfaces along root channels; 3 percent distinct iron-manganese masses in matrix; fragments; slightly acid, pH 6.1, unspecified; gradual smooth boundary. Lab sample # 88P03283
    2BC—114 to 140 centimeters (44.9 to 55.1 inches); strong brown (7.5YR 5/6) interior and grayish brown (2.5Y 5/2) interior clay loam; weak coarse prismatic structure; very firm; 20 percent faint clay films on surfaces along root channels; 1 percent yellowish red (5YR 5/8), moist, iron-manganese masses in matrix; fragments; neutral, pH 6.8, unspecified; abrupt smooth boundary. Lab sample # 88P03284
    2C—140 to 152 centimeters (55.1 to 59.8 inches); strong brown (7.5YR 5/6) interior and gray (5Y 5/1) interior clay loam; massive; firm; fragments; slightly alkaline, pH 7.5, unspecified. Lab sample # 88P03285