IDENTIFIERS

  • Current Taxon Name (Soil Name): Opolis
  • OSD
  • Series Extent
  • User Site ID: 1998MO097027
  • User Pedon ID: 1998MO097027
  • Transect:
  • User Transect ID - 98-21
  • Transect Stop Number - 2
  • Transect Interval - 100.0
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9809727
  • NCSS Pedon Lab Data NASIS Record ID - 32305
  • 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: 37.3632750
  • Std. Longitude: -94.6038222
  • Datum: WGS84
  • Township: T30N
  • Range: R33W
  • Section: 18
  • PLSS Details: 2950 feet W and 275 feet S of the NE corner
  • Location Description: NW 1/4 NE 1/4 Sec 18 T30N R33W; 2950 feet west and 275 feet south of the northeast corner of section 18
  • Map Unit: 40023—Opolis silt loam, 1 to 3 percent slopes
  • State: Missouri
  • County: MO097—Jasper
  • MLRA: 112—Cherokee Prairies
  • Non-MLRA Soil Survey Area: MO097—Jasper County, Missouri

    • PEDON

  • Describers Name: ACP
  • Current Taxonomic Class: Fine, mixed, thermic Albaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: soil survey inventory
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Opolis
  • PSC - 51 to 101 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Opolis
  • Classificaton Date - 8/18/1998
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • 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: 8/18/1998 (actual site observation date)
  • Air Photo ID: 1W
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - hayland
  • 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

    argillic horizon

    0—51

    51—203

    —-

    —-
    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

    —

    —

    290

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 13 centimeters (0.0 to 5.1 inches); very dark grayish brown (10YR 3/2) crushed, grayish brown (10YR 5/2) crushed, dry; silt loam; strong fine granular structure; very friable; 11.0 very fine and fine roots throughout; 11.0 fine moderate-continuity interstitial and tubular pores; 5 percent fine irregular dark yellowish brown (10YR 3/4) masses of oxidized iron throughout; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU060328
    A2—13 to 28 centimeters (5.1 to 11.0 inches); dark grayish brown (10YR 4/2) crushed, light brownish gray (10YR 6/2) crushed, dry; silt loam; moderate fine subangular blocky structure; very friable; 7.0 very fine and fine roots throughout; 7.0 fine moderate-continuity interstitial and tubular pores; 10 percent prominent very dark grayish brown (10YR 3/2), moist, organic stains on faces of peds; 3 percent fine irregular dark yellowish brown (10YR 4/6) masses of oxidized iron throughout; fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # MU060329. continuous - phpvsfiid 150912; continuous - phpvsfiid 150912
    E—28 to 51 centimeters (11.0 to 20.1 inches); brown (10YR 5/3) crushed, very pale brown (10YR 7/3) crushed, dry; silt loam; moderate fine subangular blocky structure; very friable; 4.0 very fine and fine roots throughout; 11.0 fine moderate-continuity interstitial and tubular pores; 1 percent fine irregular yellowish brown (10YR 5/6) masses of oxidized iron throughout and 1 percent fine spherical black (N 2/0) iron-manganese masses throughout and 10 percent fine irregular dark yellowish brown (10YR 4/4) masses of oxidized iron throughout; fragments; strongly acid, pH 5.1, hellige-truog; abrupt smooth boundary. Lab sample # MU060330
    2Bt1—51 to 81 centimeters (20.1 to 31.9 inches); dark yellowish brown (10YR 4/4) interior clay; strong fine prismatic parts to strong fine subangular blocky structure; very firm, very sticky, very plastic; 2.0 very fine and fine roots throughout; 5.0 fine moderate-continuity interstitial and tubular pores; 30 percent prominent dark grayish brown (10YR 4/2), moist, clay films on faces of peds and 50 percent prominent dark yellowish brown (10YR 4/4), moist, clay films on faces of peds; 10 percent fine irregular red (2.5YR 4/8) masses of oxidized iron throughout; fragments; strongly acid, pH 5.4, hellige-truog; clear wavy boundary. Lab sample # MU060331. continuous - phpvsfiid 150913; continuous - phpvsfiid 150914; continuous - phpvsfiid 150913; continuous - phpvsfiid 150914
    2Btg2—81 to 109 centimeters (31.9 to 42.9 inches); grayish brown (10YR 5/2) interior silty clay loam; strong medium prismatic parts to moderate fine subangular blocky structure; very firm, very sticky, very plastic; 1.0 very fine and fine roots throughout; 5.0 fine moderate-continuity interstitial and tubular pores; 20 percent prominent dark yellowish brown (10YR 4/6), moist, clay films on faces of peds and 30 percent prominent grayish brown (10YR 5/2), moist, clay films on faces of peds and 30 percent prominent dark grayish brown (10YR 4/2), moist, clay films on faces of peds; 5 percent fine irregular red (2.5YR 4/8) masses of oxidized iron throughout and 15 percent fine and medium irregular yellowish brown (10YR 5/8) masses of oxidized iron throughout; fragments; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. Lab sample # MU060332. continuous - phpvsfiid 150915; continuous - phpvsfiid 150916; continuous - phpvsfiid 150917; continuous - phpvsfiid 150915; continuous - phpvsfiid 150916; continuous - phpvsfiid 150917
    3Bt1/E—109 to 163 centimeters (42.9 to 64.2 inches); yellowish brown (10YR 5/8) interior loam; moderate coarse prismatic parts to moderate fine subangular blocky structure; firm, moderately sticky, moderately plastic; 0.5 very fine and fine roots throughout; 7.0 fine moderate-continuity interstitial and tubular pores; 20 percent prominent yellowish brown (10YR 5/8), moist, clay films on faces of peds and 20 percent prominent grayish brown (10YR 5/2), moist, clay films on faces of peds and 20 percent distinct light brownish gray (10YR 6/2), moist, silt coats on faces of peds; 5 percent fine irregular black (N 2/0) iron-manganese masses throughout and 5 percent fine irregular yellowish red (5YR 4/6) masses of oxidized iron throughout; fragments; slightly acid, pH 6.4, hellige-truog; gradual wavy boundary. Lab sample # MU060333. discontinuous - phpvsfiid 150920; continuous - phpvsfiid 150918; continuous - phpvsfiid 150919; discontinuous - phpvsfiid 150920; continuous - phpvsfiid 150918; continuous - phpvsfiid 150919
    3Bt2/E—163 to 203 centimeters (64.2 to 79.9 inches); yellowish brown (10YR 5/8) interior clay loam; moderate coarse prismatic parts to moderate fine subangular blocky structure; firm, moderately sticky, moderately plastic; 0.3 very fine and fine roots throughout; 4.0 fine moderate-continuity interstitial and tubular pores; 10 percent distinct light brownish gray (10YR 6/2), moist, clay films on faces of peds and 20 percent distinct yellowish brown (10YR 5/8), moist, clay films on faces of peds and 20 percent distinct gray (10YR 6/1), moist, silt coats on faces of peds; 7 percent fine irregular black (N 2/0) iron-manganese masses between peds; 1 percent by volume subrounded 2-39-75 millimeter sandstone, unspecified fragments; slightly acid, pH 6.1, hellige-truog. Lab sample # MU060334. discontinuous - phpvsfiid 150921; discontinuous - phpvsfiid 150922; discontinuous - phpvsfiid 150923; discontinuous - phpvsfiid 150921; discontinuous - phpvsfiid 150922; discontinuous - phpvsfiid 150923