IDENTIFIERS

  • Current Taxon Name (Soil Name): Ava
  • OSD
  • Series Extent
  • User Site ID: S1990IL081011
  • User Pedon ID: 90IL081011
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 90P0851
  • NCSS Pedon Lab Data NASIS Record ID - 62784
  • Print Date: 4/26/2025

    • 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: 38.2911110
  • Std. Longitude: -88.7933350
  • Datum: WGS84
  • Township: 3S
  • Range: 4E
  • Section: 5
  • PLSS Details: 2800 feet S and 440 feet E of the NW corner
  • State: Illinois
  • County: IL081—Jefferson
  • MLRA: 113—Central Claypan Areas

    • PEDON

  • Describers Name: Larry Sabota and Dana Grantham.
  • Current Taxonomic Class: Fine-silty, mixed, superactive, mesic Fragic Oxyaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 11
  • Correlated Information:
  • Soil Name - Ava
  • Classificaton Date - 6/15/2007
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Grantsburg
  • Taxonomic Class - Fine-silty, mixed, mesic Typic Fragiudalf
  • Taxon Kind - series
  • Classificaton Date - 7/1/1990
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/1/1990 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

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    Ap—0 to 20 centimeters (0.0 to 7.9 inches); brown (10YR 4/3) silt loam; weak coarse platy structure; friable; 5.5 fine roots throughout; fragments; strongly acid, pH 5.2, hellige-truog; abrupt smooth boundary. Lab sample # 90P05051. many fine roots throughout
    E1—20 to 36 centimeters (7.9 to 14.2 inches); brownish yellow (10YR 6/6) silt loam; moderate fine and medium angular blocky structure; friable; 2.5 fine roots throughout; 15 percent distinct dark grayish brown (10YR 4/2), moist, clay films in root channels and/or pores; 11 percent fine and medium irregular iron-manganese masses; fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # 90P05052. common fine and medium soft masses of iron-manganese concentrations; few clay films surface features in root channels and/or pores; common fine roots throughout; patchy - phpvsfiid 225762; patchy - phpvsfiid 225762
    E2—36 to 53 centimeters (14.2 to 20.9 inches); yellowish brown (10YR 5/6) silt loam; 11 percent light yellowish brown (2.5Y 6/4) fine prominent mottles; moderate fine and medium angular blocky structure; friable; 2.5 fine roots throughout; 15 percent distinct brown (7.5YR 5/4), moist, clay films on faces of peds and 15 percent prominent very pale brown (10YR 8/2), moist, skeletans on faces of peds; 11 percent fine and medium irregular iron-manganese masses; fragments; very strongly acid, pH 5.0, hellige-truog; abrupt smooth boundary. Lab sample # 90P05053. common fine and medium soft masses of iron-manganese concentrations; few clay films surface features on faces of peds; few skeletans (sand or silt) surface features on faces of peds; common fine roots throughout; common fine prominent 2.5Y64 mottles; discontinuous - phpvsfiid 225763; discontinuous - phpvsfiid 225764; discontinuous - phpvsfiid 225763; discontinuous - phpvsfiid 225764
    Bt/e—53 to 66 centimeters (20.9 to 26.0 inches); strong brown (7.5YR 5/6) silty clay loam; 11 percent strong brown (7.5YR 5/8) fine distinct mottles; moderate medium prismatic, and strong fine and medium angular blocky structure; firm; 2.5 fine roots; 2 percent distinct 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on faces of peds and 37 percent distinct brown (7.5YR 4/4), moist, clay films on faces of peds and 55 percent prominent very pale brown (10YR 8/2), moist, skeletans on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog; abrupt smooth boundary. Lab sample # 90P05054. common clay films surface features on faces of peds; many skeletans (sand or silt) surface features on faces of peds; very few manganese or iron-manganese stains surface features on faces of peds; common fine roots; common fine distinct 7.5YR58 mottles; continuous - phpvsfiid 225765; continuous - phpvsfiid 225766; patchy - phpvsfiid 225767; continuous - phpvsfiid 225765; continuous - phpvsfiid 225766; patchy - phpvsfiid 225767
    Bt1—66 to 79 centimeters (26.0 to 31.1 inches); yellowish brown (10YR 5/4) silty clay loam; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate medium prismatic, and moderate fine and medium angular blocky structure; firm; 2.5 fine roots; 37 percent distinct light brownish gray (10YR 6/2), moist, clay films on faces of peds; 11 percent fine and medium irregular iron-manganese masses; fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # 90P05055. common fine and medium soft masses of iron-manganese concentrations; common clay films surface features on faces of peds; common fine roots; common fine distinct 10YR56 mottles; continuous - phpvsfiid 225768; continuous - phpvsfiid 225768
    2Bt2—79 to 99 centimeters (31.1 to 39.0 inches); yellowish brown (10YR 5/4) silty clay loam; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate coarse prismatic, and moderate fine and medium angular blocky structure; firm; 2.5 fine roots; 37 percent distinct light brownish gray (10YR 6/2), moist, clay films on faces of peds; 11 percent fine and medium irregular iron-manganese masses; fragments; strongly acid, pH 5.2, hellige-truog; clear smooth boundary. Lab sample # 90P05056. common fine and medium soft masses of iron-manganese concentrations; common clay films surface features on faces of peds; common fine roots; common fine distinct 10YR56 mottles; continuous - phpvsfiid 225769; continuous - phpvsfiid 225769
    2Bt3—99 to 127 centimeters (39.0 to 50.0 inches); yellowish brown (10YR 5/4) silty clay loam; 11 percent yellowish brown (10YR 5/6) fine distinct mottles; weak coarse prismatic, and weak coarse angular blocky structure; firm; 2.5 fine roots; 2 percent distinct 7.5YR 2/0 (7.5YR 2/0), moist, manganese or iron-manganese stains on faces of peds and 15 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on faces of peds; fragments; strongly acid, pH 5.4, hellige-truog; gradual smooth boundary. Lab sample # 90P05057. few clay films surface features on faces of peds; very few manganese or iron-manganese stains surface features on faces of peds; common fine roots; common fine distinct 10YR56 mottles; discontinuous - phpvsfiid 225770; patchy - phpvsfiid 225771; discontinuous - phpvsfiid 225770; patchy - phpvsfiid 225771
    2Btx1—127 to 157 centimeters (50.0 to 61.8 inches); yellowish brown (10YR 5/4) silty clay loam; 11 percent yellowish brown (10YR 5/8) fine distinct and 30 percent pale brown (10YR 6/3) medium distinct mottles; weak coarse prismatic, and weak coarse angular blocky structure; firm; brittle; 0.5 very fine roots; 15 percent prominent 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on faces of peds and 37 percent distinct grayish brown (10YR 5/2), moist, clay films on faces of peds; 1 percent fine irregular barite crystals; fragments; strongly acid, pH 5.4, hellige-truog; gradual smooth boundary. Lab sample # 90P05058. few fine barite crystals concentrations; common clay films surface features on faces of peds; few manganese or iron-manganese stains surface features on faces of peds; few very fine roots; common fine distinct 10YR58 mottles; many medium distinct 10YR63 mottles; discontinuous - phpvsfiid 225772; patchy - phpvsfiid 225773; discontinuous - phpvsfiid 225772; patchy - phpvsfiid 225773
    2Btx2—157 to 201 centimeters (61.8 to 79.1 inches); yellowish brown (10YR 5/4) silty clay loam; 30 percent yellowish brown (10YR 5/8) fine distinct mottles; weak coarse prismatic, and weak coarse angular blocky structure; firm; brittle; 0.5 very fine roots; 15 percent prominent 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on faces of peds and 37 percent distinct brown (10YR 5/3), moist, clay films on faces of peds; 1 percent fine irregular barite crystals; 1 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; moderately acid, pH 5.6, hellige-truog; gradual smooth boundary. Lab sample # 90P05059. few fine barite crystals concentrations; common clay films surface features on faces of peds; few manganese or iron-manganese stains surface features on faces of peds; few very fine roots; many fine distinct 10YR58 mottles; discontinuous - phpvsfiid 225774; patchy - phpvsfiid 225775; discontinuous - phpvsfiid 225774; patchy - phpvsfiid 225775
    3Bt'1—201 to 216 centimeters (79.1 to 85.0 inches); yellowish brown (10YR 5/4) silty clay; 11 percent light gray (10YR 7/2) fine and 30 percent yellowish brown (10YR 5/8) fine distinct mottles; moderate medium prismatic, and moderate medium and coarse angular blocky structure; firm; 0.5 very fine roots; 15 percent prominent brown (10YR 5/3), moist, slickensides (pedogenic) on all faces of peds and 15 percent prominent grayish brown (10YR 5/2), moist, slickensides (pedogenic) on all faces of peds and 15 percent prominent 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on faces of peds; 1 percent fine irregular barite crystals; 1 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; strongly acid, pH 5.4, hellige-truog; gradual smooth boundary. Lab sample # 90P05060. few fine barite crystals concentrations; few intersecting slickensides surface features on vertical and horizontal faces of peds; few intersecting slickensides surface features on vertical and horizontal faces of peds; few manganese or iron-manganese stains surface features on faces of peds; few very fine roots; common fine 10YR72 mottles; many fine distinct 10YR58 mottles; discontinuous - phpvsfiid 225776; patchy - phpvsfiid 225778; discontinuous - phpvsfiid 225777; discontinuous - phpvsfiid 225776; patchy - phpvsfiid 225778; discontinuous - phpvsfiid 225777
    3Bt'2—216 to 234 centimeters (85.0 to 92.1 inches); yellowish brown (10YR 5/6) silty clay; 11 percent brownish yellow (10YR 6/8) fine distinct and 11 percent light gray (10YR 7/2) fine prominent mottles; weak fine prismatic, and moderate medium and coarse angular blocky structure; firm; 0.5 very fine roots; 15 percent prominent brown (10YR 5/3), moist, slickensides (pedogenic) on all faces of peds and 15 percent prominent grayish brown (10YR 5/2), moist, slickensides (pedogenic) on all faces of peds and 15 percent prominent 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on faces of peds; 11 percent fine irregular barite crystals; fragments; very strongly acid, pH 4.8, hellige-truog; gradual smooth boundary. Lab sample # 90P05061. 1% subrounded ironstone pebbles 5 to 60 mm in size; common fine barite crystals concentrations; few intersecting slickensides surface features on vertical and horizontal faces of peds; few intersecting slickensides surface features on vertical and horizontal faces of peds; few manganese or iron-manganese stains surface features on faces of peds; few very fine roots; common fine distinct 10YR68 mottles; common fine prominent 10YR72 mottles; patchy - phpvsfiid 225781; discontinuous - phpvsfiid 225779; discontinuous - phpvsfiid 225780; patchy - phpvsfiid 225781; discontinuous - phpvsfiid 225779; discontinuous - phpvsfiid 225780
    3Bt'3—234 to 251 centimeters (92.1 to 98.8 inches); yellowish brown (10YR 5/4) silty clay; 11 percent pinkish gray (7.5YR 7/2) fine prominent mottles; weak fine prismatic, and moderate medium and coarse angular blocky structure; firm; 0.5 very fine roots; 15 percent prominent 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on faces of peds and 37 percent prominent brown (10YR 5/3), moist, slickensides (pedogenic) on all faces of peds; 11 percent fine irregular barite crystals; fragments; extremely acid, pH 4.4, hellige-truog; abrupt irregular boundary. Lab sample # 90P05062. 1% subrounded ironstone pebbles; common fine barite crystals concentrations; common intersecting slickensides surface features on vertical and horizontal faces of peds; few manganese or iron-manganese stains surface features on faces of peds; few very fine roots; common fine prominent 7.5YR72 mottles; patchy - phpvsfiid 225783; discontinuous - phpvsfiid 225782; patchy - phpvsfiid 225783; discontinuous - phpvsfiid 225782
    4Bt'4—251 to 262 centimeters (98.8 to 103.1 inches); yellowish brown (10YR 5/6); 11 percent light gray (5Y 7/2) fine prominent mottles; 15 percent prominent brown (10YR 4/3), moist, clay films on faces of peds and in pores; 11 percent coarse irregular iron-manganese masses; 1 percent fine irregular barite crystals; fragments; extremely acid, pH 4.4, hellige-truog; abrupt irregular boundary. Lab sample # 90P05063. soft weathered sandstone; common coarse soft masses of iron-manganese concentrations; few fine barite crystals concentrations; few clay films surface features on faces of peds and in pores; common fine prominent 5Y72 mottles; patchy - phpvsfiid 225784; patchy - phpvsfiid 225784
    4Cr—262 to 272 centimeters (103.1 to 107.1 inches); pale olive (5Y 6/3); 11 percent yellowish brown (10YR 5/6) fine prominent mottles; 15 percent prominent 2.5Y 2/0 (2.5Y 2/0), moist, manganese or iron-manganese stains on rock fragments; fragments; extremely acid, pH 4.4, hellige-truog. Lab sample # 90P05064. soft weathered interbedded siltstone, sandstone, or shale with beds of strata 2-5 mm thick; few manganese or iron-manganese stains surface features on rock fragments; common fine prominent 10YR56 mottles; patchy - phpvsfiid 225785; patchy - phpvsfiid 225785