IDENTIFIERS

  • Current Taxon Name (Soil Name): GOSPORT
  • OSD
  • Series Extent
  • User Site ID: S1995IA179001
  • User Pedon ID: S1995IA179001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 95P0835
  • NCSS Pedon Lab Data NASIS Record ID - 67842
  • Print Date: 11/21/2024

    • 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: 41.0255737
  • Std. Longitude: -92.6001816
  • Datum: WGS84
  • Township: 72N
  • Range: 15W
  • Section: 21
  • PLSS Details: 1830 feet south and 400 feet west of the northwest corner
  • Location Description: about 3 miles east and 4 miles north of Blakesburg, Iowa.
  • State: Iowa
  • County: IA179—Wapello
  • MLRA: 109—Iowa and Missouri Heavy Till Plain
  • Regional Office: NC—North Central
  • MLRA Soil Survey Area: NC-GAL—Gallatin, Missouri
  • Non-MLRA Soil Survey Area: IA179—Wapello County, Iowa
  • 7.5 Minute USGS Quad: 41092-A5—Chillicothe, Iowa

    • PEDON

  • Describers Name: LEB, SJE
  • Current Taxon Kind: taxon above family
  • Pedon Type: TUD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 1
  • Sampled As Information:
  • Soil Name - GOSPORT
  • Taxonomic Class - Fine, illitic Aquic Durochrepts
  • PSC - 25 to 152 cm.
  • Classificaton Date - 8/18/1995
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landscape: upland
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: lower third
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Runoff: very high
  • Drainage Class: moderately well
  • Bedrock: s moderate weathered shale, unspecified
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/18/1995 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    cambic horizon

    argillic horizon

    0—25

    25—58

    58—102

    —-

    —-

    —-
    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

    19

    37

    9.1

    —

    —

    350

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 18 centimeters (0.0 to 7.1 inches); very dark gray (10YR 3/1), gray (10YR 5/1), dry; silt loam; weak very fine granular structure; friable; 3 percent by volume angular 2-76-150 millimeter limestone-sandstone-shale fragments; slightly acid, pH 6.4, hellige-truog; clear smooth boundary. Lab sample # 95P05329
    E—18 to 25 centimeters (7.1 to 9.8 inches); grayish brown (10YR 5/2), light gray (10YR 7/2), dry; silt loam; moderate thin platy structure; friable; 10.0 fine roots; very dark gray (10YR 3/1), moist, organic stains on faces of peds; 1 percent by volume angular 2-76-150 millimeter limestone-sandstone-shale fragments; strongly acid, pH 5.3, hellige-truog; clear smooth boundary. Lab sample # 95P05330. continuous - phpvsfiid 182179; continuous - phpvsfiid 182179
    2Bw1—25 to 43 centimeters (9.8 to 16.9 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; silty clay; 4 percent grayish brown (10YR 5/2) fine faint mottles; weak fine subangular blocky structure; firm; 10.0 fine roots; 3 percent brown (10YR 5/3), moist, silt coats; 3 percent by volume angular 150-265-380 millimeter limestone-sandstone-shale fragments and 10 percent by volume angular 2-76-150 millimeter limestone-siltstone fragments; very strongly acid, pH 4.7, hellige-truog; gradual smooth boundary. Lab sample # 95P05331. discontinuous - phpvsfiid 182189; discontinuous - phpvsfiid 182189
    2Bw2—43 to 58 centimeters (16.9 to 22.8 inches); light olive brown (2.5Y 5/3) silty clay; 10 percent yellowish brown (10YR 5/6) fine distinct and 10 percent brown (10YR 5/3) fine faint mottles; moderate medium angular blocky structure; extremely firm; 10.0 fine roots; 3 percent by volume angular 2-76-150 millimeter limestone-sandstone-shale fragments and 10 percent by volume angular 150-265-380 millimeter limestone-shale fragments; very strongly acid, pH 4.8, hellige-truog; gradual smooth boundary. Lab sample # 95P05332
    2Bt1—58 to 79 centimeters (22.8 to 31.1 inches); 50 percent gray (2.5Y 5/1) and 50 percent dark gray (2.5Y 4/1) clay; 3 percent yellowish brown (10YR 5/6) fine distinct and 25 percent yellowish brown (10YR 5/6) fine distinct mottles; weak medium angular blocky structure; extremely firm; 5 percent faint dark gray (2.5Y 4/1), moist, clay films on vertical faces of peds; 2 percent by volume angular 2-76-150 millimeter shale-siltstone fragments; extremely acid, pH 3.7, hellige-truog; gradual smooth boundary. Lab sample # 95P05333
    2Bt2—79 to 102 centimeters (31.1 to 40.2 inches); grayish brown (2.5Y 5/2) clay; 3 percent yellowish brown (10YR 5/6) fine distinct and 10 percent yellowish brown (10YR 5/6) fine distinct mottles; weak coarse prismatic structure; extremely firm; 3 percent faint dark gray (2.5Y 4/1), moist, clay films on faces of peds and 3 percent faint gray (2.5Y 5/1), moist, clay films on faces of peds and 4 percent yellowish brown (10YR 5/6), moist, iron stains; 2 percent by volume angular 2-76-150 millimeter shale-siltstone fragments; extremely acid, pH 3.7, hellige-truog; clear smooth boundary. Lab sample # 95P05334
    2Bt3—102 to 119 centimeters (40.2 to 46.9 inches); yellowish brown (10YR 5/6) clay; 10 percent grayish brown (2.5Y 5/2) medium prominent mottles; weak coarse prismatic structure; extremely firm; 2 percent very dark gray (N 3/0), moist, clay films in root channels and/or pores; fragments; clear smooth boundary. Lab sample # 95P05335. few fine gypsum crystals at 45 inches; patchy - phpvsfiid 194536; patchy - phpvsfiid 194536
    3Cr1—119 to 124 centimeters (46.9 to 48.8 inches); very dark gray (N 3/0) extremely flaggy unweathered bedrock; massive; very rigid; 35 percent by volume angular 2-39-75 millimeter limestone, argillaceous fragments; abrupt smooth boundary. Lab sample # 95P05336
    4Cr2—124 to 140 centimeters (48.8 to 55.1 inches); light olive brown (2.5Y 5/4) and gray (2.5Y 5/1) and yellowish brown (10YR 5/6) silty clay loam; massive; firm; fragments; gradual smooth boundary. Lab sample # 95P05337
    4Cr3—140 to 157 centimeters (55.1 to 61.8 inches); gray (5Y 6/1) and yellowish brown (10YR 5/6) silty clay loam; massive; firm; fragments; gradual smooth boundary. Lab sample # 95P05338
    4Cr4—157 to 180 centimeters (61.8 to 70.9 inches); 35 percent gray (5Y 6/1) and 35 percent yellowish brown (10YR 5/6) and 30 percent light olive brown (2.5Y 5/4) silty clay loam; 3 percent yellowish red (5YR 5/8) fine and medium prominent mottles; massive; firm; 3 percent very dark gray (N 3/0), moist, oxide coats; fragments; clear smooth boundary. Lab sample # 95P05339
    4Cr5—180 to 201 centimeters (70.9 to 79.1 inches); gray (2.5Y 6/1) and yellowish brown (10YR 5/6) silty clay loam; 10 percent yellowish red (5YR 5/8) fine and medium prominent mottles; massive; firm; fragments; clear smooth boundary. Lab sample # 95P05340
    4Cr6—201 to 226 centimeters (79.1 to 89.0 inches); 50 percent gray (5Y 6/1) and 50 percent light olive gray (5Y 6/2) silty clay loam; massive; firm; fragments. Lab sample # 95P05341