IDENTIFIERS

  • Current Taxon Name (Soil Name): Opolis
  • OSD
  • Series Extent
  • User Site ID: 1993MO097026
  • User Pedon ID: 1993MO097026
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9309726
  • NCSS Pedon Lab Data NASIS Record ID - 33200
  • Print Date: 2/16/2025

    • 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: 37.3211111
  • Std. Longitude: -94.6052778
  • Datum: WGS84
  • Township: T31N
  • Range: R34W
  • Section: 31
  • PLSS Details: 200 feet S 2100 feet W of the NE corner
  • Location Description: NW1/4 NW1/4 NE1/4 Sec 31 T31N R34W (200 ft. South 2100 ft. West from NE corner Sec31)
  • Map Unit: 40024—Opolis loam, 1 to 3 percent slopes, moderately eroded
  • State: Missouri
  • County: MO097—Jasper
  • MLRA: 112—Cherokee Prairies
  • Non-MLRA Soil Survey Area: MO097—Jasper County, Missouri

    • PEDON

  • Describers Name: Camille Graves, Kevin Hess
  • Current Taxonomic Class: Fine, mixed, thermic Albaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Opolis
  • PSC - 30 to 81 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Opolis
  • Classificaton Date - 10/5/1993
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or alluvium
  • Landscape: plains
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: moderately well
  • Flooding: none flooding
  • Ponding: none ponding
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/5/1993 (actual site observation date)
  • Air Photo ID: 6
  • 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: wind and water erosion
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

    —

    30 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    abrupt textural change

    argillic horizon

    argillic horizon

    abrupt textural change

    0—30

    30—0

    30—203

    30—

    30—

    —-

    —-

    —-

    —-

    —-
    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

    2

    —

    —

    277

    —

    991

    —

    —

    13.9

    25

    2.8

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) crushed, light brownish gray (10YR 6/2) crushed, dry; silt loam; weak medium platy parts to moderate fine subangular blocky structure; very friable; 7.0 very fine and fine roots throughout; 2.0 very fine and fine low-continuity tubular pores; fragments; strongly acid, pH 5.5, hellige-truog; clear smooth boundary. Lab sample # MU047845; moist when described;
    E—13 to 30 centimeters (5.1 to 11.8 inches); brown (10YR 4/3) interior, light brownish gray (10YR 6/2) interior, dry; silt loam; moderate fine subangular blocky structure; very friable; 7.0 very fine and fine roots throughout; 2.0 very fine and fine low-continuity tubular pores; 1 percent fine spherical black (N 2/0) iron-manganese concretions throughout and 5 percent fine irregular dark yellowish brown (10YR 4/6) masses of oxidized iron throughout; fragments; strongly acid, pH 5.5, hellige-truog; abrupt smooth boundary. Lab sample # MU047846; moist when described;
    2Bt1—30 to 41 centimeters (11.8 to 16.1 inches); brown (10YR 5/3) interior silty clay; weak medium prismatic parts to strong fine subangular blocky structure; very firm, very sticky, very plastic; 2.0 very fine and fine roots between peds; 7.0 very fine and fine low-continuity tubular pores; 20 percent prominent very dark grayish brown (10YR 3/2), moist, clay films on faces of peds and in pores and 60 percent prominent brown (10YR 5/3), moist, clay films on faces of peds; 10 percent fine and medium irregular red (2.5YR 4/8) masses of oxidized iron throughout; fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # MU047847; moist when described;. continuous - phpvsfiid 157559; continuous - phpvsfiid 157560; continuous - phpvsfiid 157559; continuous - phpvsfiid 157560
    2Bt2—41 to 53 centimeters (16.1 to 20.9 inches); strong brown (7.5YR 5/6) interior silty clay; weak medium prismatic parts to strong fine subangular blocky structure; very firm, very sticky, very plastic; 0.5 very fine and fine roots between peds; 2.0 very fine and fine low-continuity tubular pores; 10 percent prominent dark grayish brown (10YR 4/2), moist, clay films on faces of peds and in pores and 70 percent prominent strong brown (7.5YR 5/6), moist, clay films on faces of peds; 1 percent fine spherical black (N 2/0) iron-manganese concretions throughout and 2 percent fine irregular red (2.5YR 4/8) masses of oxidized iron throughout and 10 percent fine and medium irregular yellowish brown (10YR 5/4) masses of oxidized iron throughout; fragments; strongly acid, pH 5.5, hellige-truog; clear wavy boundary. Lab sample # MU047848; moist when described;. continuous - phpvsfiid 157561; continuous - phpvsfiid 157562; continuous - phpvsfiid 157561; continuous - phpvsfiid 157562
    2Bt3—53 to 64 centimeters (20.9 to 25.2 inches); yellowish brown (10YR 5/4) interior silty clay loam; weak medium prismatic parts to strong fine subangular blocky structure; firm, very sticky, very plastic; 0.5 very fine and fine roots between peds; 0.5 very fine and fine low-continuity tubular pores; 3 percent faint light brownish gray (10YR 6/2), moist, silt coats on faces of peds and 7 percent prominent grayish brown (10YR 5/2), moist, clay films on faces of peds and in pores and 50 percent prominent yellowish brown (10YR 5/4), moist, clay films on faces of peds; 1 percent fine spherical black (N 2/0) iron-manganese concretions throughout and 7 percent fine irregular brownish yellow (10YR 6/8) masses of oxidized iron throughout; fragments; moderately acid, pH 5.8, hellige-truog; clear smooth boundary. Lab sample # MU047849; moist when described;. continuous - phpvsfiid 149951; continuous - phpvsfiid 157563; patchy - phpvsfiid 157564; continuous - phpvsfiid 149951; continuous - phpvsfiid 157563; patchy - phpvsfiid 157564
    3Bt4—64 to 107 centimeters (25.2 to 42.1 inches); brownish yellow (10YR 6/6) interior silt loam; strong medium prismatic parts to moderate medium subangular blocky structure; firm, slightly sticky, slightly plastic; 0.1 very fine roots between peds; 2.0 very fine and fine low-continuity interstitial pores; 5 percent faint light brownish gray (10YR 6/2), moist, silt coats on faces of peds and 7 percent prominent grayish brown (10YR 5/2), moist, clay films on vertical faces of peds and 50 percent prominent brownish yellow (10YR 6/6), moist, clay films on faces of peds; 1 percent fine and medium spherical black (N 2/0) iron-manganese concretions throughout and 1 percent fine irregular black (N 2/0) iron-manganese masses throughout and 3 percent fine and medium irregular dark brown (7.5YR 3/4) masses of oxidized iron throughout; fragments; slightly acid, pH 6.3, hellige-truog; gradual smooth boundary. Lab sample # MU047850; moist when described;. continuous - phpvsfiid 153917; patchy - phpvsfiid 159173; continuous - phpvsfiid 153909; continuous - phpvsfiid 153917; patchy - phpvsfiid 159173; continuous - phpvsfiid 153909
    3Bt5—107 to 152 centimeters (42.1 to 59.8 inches); brownish yellow (10YR 6/6) interior silty clay loam; strong medium prismatic parts to moderate medium subangular blocky structure; firm, slightly sticky, slightly plastic; 0.1 very fine roots between peds; 2.0 very fine and fine low-continuity interstitial pores; 3 percent faint light brownish gray (10YR 6/2), moist, silt coats on faces of peds and 5 percent prominent dark yellowish brown (10YR 4/6), moist, clay films on vertical faces of peds and 30 percent prominent brownish yellow (10YR 6/6), moist, clay films on faces of peds; 1 percent fine and medium spherical black (N 2/0) iron-manganese concretions throughout and 3 percent fine irregular black (N 2/0) iron-manganese masses throughout; fragments; slightly acid, pH 6.2, hellige-truog; gradual smooth boundary. Lab sample # MU047851; moist when described;. continuous - phpvsfiid 149816; continuous - phpvsfiid 153910; patchy - phpvsfiid 153911; continuous - phpvsfiid 149816; continuous - phpvsfiid 153910; patchy - phpvsfiid 153911
    3Bt6—152 to 203 centimeters (59.8 to 79.9 inches); strong brown (7.5YR 5/8) interior silt loam; strong medium prismatic parts to moderate medium subangular blocky structure; firm, slightly sticky, slightly plastic; 10 percent distinct light brownish gray (10YR 6/2), moist, silt coats on faces of peds and 30 percent prominent strong brown (7.5YR 5/8), moist, clay films on vertical faces of peds; 2 percent fine irregular black (N 2/0) iron-manganese masses throughout; fragments; moderately acid, pH 5.7, hellige-truog. Lab sample # MU047852; moist when described;. discontinuous - phpvsfiid 156572; continuous - phpvsfiid 156571; discontinuous - phpvsfiid 156572; continuous - phpvsfiid 156571