IDENTIFIERS

  • Current Taxon Name (Soil Name): Ava
  • OSD
  • Series Extent
  • User Site ID: S1991IL055009
  • User Pedon ID: 91IL055009
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 91P1005
  • NCSS Pedon Lab Data NASIS Record ID - 64042
  • Print Date: 4/26/2025

    • LOCATION

  • State: Illinois
  • County: IL055—Franklin

    • PEDON

  • Current Taxonomic Class: Fine-silty, mixed, mesic Fragic Oxyaquic Hapludalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 9
  • Correlated Information:
  • Soil Name - Ava
  • Classificaton Date - 6/15/2007
  • Moisture Class - udic
  • Moisture Subclass - oxyaquic
  • Sampled As Information:
  • Soil Name - Ava
  • Taxonomic Class - Fine-silty, mixed, mesic Typic Fragiudalf
  • Taxon Kind - series
  • Classificaton Date - 9/1/1991
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/1/1991 (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 10 centimeters (0.0 to 3.9 inches); brown (10YR 4/3), pale brown (10YR 6/3), dry; silt loam; weak fine and medium granular structure; friable; 2.5 very fine and fine roots throughout; 1 percent spherical iron-manganese concretions; fragments; slightly alkaline, pH 7.4, hellige-truog; abrupt boundary. Lab sample # 91P06334. few iron-manganese concretions concentrations; common very fine and fine roots throughout
    E1—10 to 20 centimeters (3.9 to 7.9 inches); yellowish brown (10YR 5/6) silt loam; moderate medium and coarse platy, and moderate fine and medium angular blocky structure; friable; 0.5 fine roots throughout; 1 percent spherical iron-manganese concretions; fragments; very strongly acid, pH 4.8, hellige-truog; clear boundary. Lab sample # 91P06335. few iron-manganese concretions concentrations; few fine roots throughout
    E2—20 to 33 centimeters (7.9 to 13.0 inches); yellowish brown (10YR 5/6) silt loam; 30 percent yellowish brown (10YR 5/4) distinct mottles; moderate fine and medium subangular blocky structure; friable; 0.5 fine roots throughout; 1 percent spherical iron-manganese concretions; fragments; very strongly acid, pH 4.6, hellige-truog; abrupt boundary. Lab sample # 91P06336. few iron-manganese concretions concentrations; few fine roots throughout; many distinct 10YR54 mottles
    EB—33 to 43 centimeters (13.0 to 16.9 inches); yellowish brown (10YR 5/4) silt loam; 30 percent yellowish brown (10YR 5/6) distinct mottles; strong fine subangular blocky structure; firm; 0.5 fine roots between peds; 1 percent spherical iron-manganese concretions; fragments; very strongly acid, pH 4.5, hellige-truog; abrupt boundary. Lab sample # 91P06337. few iron-manganese concretions concentrations; few fine roots between peds; many distinct 10YR56 mottles
    BE—43 to 51 centimeters (16.9 to 20.1 inches); yellowish brown (10YR 5/4) and white (10YR 8/1) silty clay loam; 30 percent yellowish brown (10YR 5/6) distinct mottles; strong fine subangular blocky structure; firm; 0.5 fine roots between peds; 1 percent spherical iron-manganese concretions; fragments; very strongly acid, pH 4.5, hellige-truog; abrupt boundary. Lab sample # 91P06338. few iron-manganese concretions concentrations; few fine roots between peds; many distinct 10YR56 mottles
    Bt1—51 to 71 centimeters (20.1 to 28.0 inches); brown (10YR 5/3) silty clay loam; 30 percent yellowish brown (10YR 5/6) distinct mottles; moderate medium prismatic, and moderate medium angular blocky structure; firm; 0.5 fine roots between peds; 1 percent irregular iron-manganese masses and 11 percent irregular masses of oxidized iron; fragments; extremely acid, pH 4.4, hellige-truog; clear boundary. Lab sample # 91P06339. few soft masses of iron-manganese concentrations; common soft masses of iron concentrations; few fine roots between peds; many distinct 10YR56 mottles
    Bt2—71 to 84 centimeters (28.0 to 33.1 inches); 40 percent light brownish gray (10YR 6/2) and 60 percent brown (7.5YR 4/4) silt loam; 30 percent yellowish brown (10YR 5/6) mottles; moderate medium prismatic, and moderate medium angular blocky structure; firm; 0.5 fine roots between peds; 1 percent irregular masses of oxidized iron and 11 percent irregular iron-manganese masses; fragments; extremely acid, pH 4.2, hellige-truog; clear boundary. Lab sample # 91P06340. common soft masses of iron-manganese concentrations; few soft masses of iron concentrations; few fine roots between peds; many 10YR56 mottles
    2Bt3—84 to 104 centimeters (33.1 to 40.9 inches); brown (7.5YR 4/4) silt loam; 30 percent strong brown (7.5YR 5/6) distinct and 30 percent light brownish gray (10YR 6/2) prominent mottles; moderate medium prismatic, and moderate fine and medium angular blocky structure; firm; 1 percent irregular masses of oxidized iron and 11 percent irregular iron-manganese masses; fragments; very strongly acid, pH 4.6, hellige-truog; clear boundary. Lab sample # 91P06341. common soft masses of iron-manganese concentrations; few soft masses of iron concentrations; many distinct 7.5YR56 mottles; many prominent 10YR62 mottles
    2Bt4—104 to 130 centimeters (40.9 to 51.2 inches); brown (7.5YR 4/4) silt loam; 30 percent strong brown (7.5YR 5/6) distinct and 30 percent light brownish gray (10YR 6/2) prominent mottles; moderate medium prismatic, and moderate fine and medium angular blocky structure; firm; 1 percent irregular masses of oxidized iron and 11 percent irregular iron-manganese masses; fragments; very strongly acid, pH 4.6, hellige-truog; clear boundary. Lab sample # 91P06342. common soft masses of iron-manganese concentrations; few soft masses of iron concentrations; many distinct 7.5YR56 mottles; many prominent 10YR62 mottles
    2Bt5—130 to 163 centimeters (51.2 to 64.2 inches); light brownish gray (10YR 6/2) silt loam; 30 percent brown (10YR 5/3) distinct and 30 percent strong brown (7.5YR 5/6) prominent mottles; moderate medium and coarse prismatic, and moderate medium angular blocky structure; firm; 1 percent irregular iron-manganese masses and 11 percent irregular masses of oxidized iron; fragments; extremely acid, pH 4.3, hellige-truog; clear boundary. Lab sample # 91P06343. few soft masses of iron-manganese concentrations; common soft masses of iron concentrations; many distinct 10YR53 mottles; many prominent 7.5YR56 mottles
    2Btx1—163 to 193 centimeters (64.2 to 76.0 inches); yellowish brown (10YR 5/6) silt loam; 11 percent light brownish gray (10YR 6/2) distinct and 11 percent strong brown (7.5YR 5/6) distinct mottles; moderate fine and medium angular blocky structure; firm; 1 percent irregular masses of oxidized iron and 11 percent irregular iron-manganese masses; fragments; very strongly acid, pH 5.0, hellige-truog; gradual boundary. Lab sample # 91P06344. common soft masses of iron-manganese concentrations; few soft masses of iron concentrations; common distinct 10YR62 mottles; common distinct 7.5YR56 mottles
    2Btx2—193 to 231 centimeters (76.0 to 90.9 inches); yellowish brown (10YR 5/6) silt loam; 11 percent brown (10YR 5/3) distinct mottles; moderate medium and coarse prismatic, and moderate medium angular blocky structure; firm; 11 percent spherical iron-manganese concretions and 30 percent irregular iron-manganese masses; fragments; very strongly acid, pH 4.9, hellige-truog; gradual boundary. Lab sample # 91P06345. many soft masses of iron-manganese concentrations; common iron-manganese concretions concentrations; common distinct 10YR53 mottles