IDENTIFIERS

  • Current Taxon Name (Soil Name): Citadel
  • OSD
  • Series Extent
  • User Site ID: S1999SD081003
  • User Pedon ID: 99SD081003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 00P1259
  • NCSS Pedon Lab Data NASIS Record ID - 12755
  • Print Date: 11/26/2024

    • 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: 44.2091255
  • Std. Longitude: -103.4791718
  • Datum: WGS84
  • Township: 3N
  • Range: 5E
  • Section: 23
  • PLSS Details: 1450 feet west and 920 feet south of northeast corner
  • Map Unit: 24C—Citadel-Vanocker complex, 2 to 12 percent slopes
  • State: South Dakota
  • County: SD081—Lawrence
  • MLRA: 62—Black Hills
  • Non-MLRA Soil Survey Area: SD081—Lawrence County, South Dakota
  • 7.5 Minute USGS Quad: 44103-B4—Piedmont, South Dakota

    • PEDON

  • Describers Name: W. Schaefer
  • Current Taxonomic Class: Fine, smectitic, frigid Glossic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Citadel
  • Taxonomic Class - Fine, smectitic, frigid Glossic Hapludalfs
  • PSC - 21 to 71 cm.
  • Classificaton Date - 7/15/1999
  • Moisture Class - udic
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: limestone
  • Landscape: mountains
  • Landform: mountain slope
  • Geomorphic Component Mountains: mountainbase
  • Hill Slope Profile: footslope
  • Slope Position: lower third
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Madsion formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/15/1999 (actual site observation date)
  • Air Photo ID: 58
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - conifers
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    glossic horizon

    argillic horizon

    calcic horizon

    0—21

    21—35

    35—88

    88—128

    —-

    —-

    —-

    —-
    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

    3.5

    —

    —

    1470

    —

    45

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 4 centimeters (0.0 to 1.6 inches); slightly decomposed plant material; nonsticky, nonplastic; 4.0 very fine roots and 0.5 medium roots and 1.0 fine roots; fragments; noneffervescent; strongly acid, pH 5.2, hellige-truog; very abrupt smooth boundary.; observed in pit, small
    A—4 to 7 centimeters (1.6 to 2.8 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; loam; moderate very fine granular, and moderate fine granular structure; slightly hard, very friable, nonsticky, nonplastic; 3.0 very fine roots and 1.0 medium roots and 1.0 fine roots; 5 percent medium prominent cylindrical very weakly coherent cemented brown (10YR 5/3), moist, worm casts with sharp boundaries throughout; fragments; noneffervescent; very abrupt smooth boundary. Lab sample # 00P07347
    E—7 to 21 centimeters (2.8 to 8.3 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; loam; moderate thin platy, and moderate medium platy, and weak medium subangular blocky, and weak coarse subangular blocky structure; moderately hard, very friable, nonsticky, nonplastic; 2.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout and 0.5 coarse roots throughout; 1.0 very fine dendritic tubular pores; 3 percent medium cylindrical very weakly coherent cemented black (10YR 2/1), moist, worm casts with sharp boundaries throughout; fragments; noneffervescent; abrupt wavy boundary. Lab sample # 00P07348
    B/E—21 to 35 centimeters (8.3 to 13.8 inches); 65 percent brown (7.5YR 4/3) and 35 percent brown (10YR 5/3), 65 percent brown (7.5YR 5/3) and 35 percent pale brown (10YR 6/3), dry; silty clay loam; strong fine angular blocky, and strong medium angular blocky structure; moderately hard, firm, slightly sticky, moderately plastic; 2.0 very fine roots throughout and 0.5 medium roots throughout and 1.0 fine roots throughout and 0.5 coarse roots throughout; 1.0 very fine dendritic tubular and 0.5 fine dendritic tubular pores; fragments; noneffervescent; clear wavy boundary. Lab sample # 00P07349
    Bt1—35 to 57 centimeters (13.8 to 22.4 inches); brown (7.5YR 4/3) interior, brown (7.5YR 5/3), dry; silty clay; strong medium prismatic parts to strong medium angular blocky, and strong medium prismatic parts to strong fine angular blocky structure; moderately hard, very firm, moderately sticky, very plastic; 1.0 very fine roots throughout and 0.5 medium roots throughout and 1.0 fine roots throughout and 0.5 coarse roots throughout; 1.0 very fine dendritic tubular pores; 1 percent by volume nonflat subrounded 2-?-75 millimeter limestone, unspecified fragments and 1 percent by volume nonflat subrounded 75-?-250 millimeter limestone, unspecified fragments; noneffervescent; gradual wavy boundary. Lab sample # 00P07350
    Bt2—57 to 76 centimeters (22.4 to 29.9 inches); brown (10YR 4/3) interior, brown (10YR 5/3), dry; silty clay loam; moderate medium prismatic parts to strong medium subangular blocky structure; hard, firm, slightly sticky, moderately plastic; 1.0 very fine roots throughout and 0.5 medium roots throughout and 1.0 fine roots throughout and 0.5 coarse roots throughout; 2.0 very fine dendritic tubular pores; 1 percent by volume nonflat subrounded 2-?-75 millimeter sandstone, calcareous fragments and 2 percent by volume nonflat subrounded 2-?-75 millimeter limestone, unspecified fragments; noneffervescent; clear wavy boundary. Lab sample # 00P07351
    Btk—76 to 88 centimeters (29.9 to 34.6 inches); olive brown (2.5Y 4/3) interior, brown (10YR 5/3), dry; silty clay loam; moderate medium subangular blocky, and moderate coarse subangular blocky structure; very hard, firm, slightly sticky, moderately plastic; 1.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout and 0.5 coarse roots throughout; 2.0 very fine dendritic tubular pores; 8 percent spherical very weakly coherent cemented white (10YR 8/1), moist, carbonate concretions in matrix and 8 percent irregular very weakly coherent cemented white (10YR 8/1), moist, carbonate concretions in matrix and 10 percent irregular very weakly coherent cemented white (10YR 8/1), moist, carbonate concretions around rock fragments; 1 percent by volume nonflat subrounded 75-?-250 millimeter limestone, unspecified fragments and 3 percent by volume nonflat subrounded 2-?-75 millimeter limestone, unspecified fragments; noneffervescent; clear wavy boundary. Lab sample # 00P07352
    Bk1—88 to 128 centimeters (34.6 to 50.4 inches); light olive brown (2.5Y 5/3) interior, pale brown (10YR 6/3), dry; clay loam; weak medium prismatic parts to moderate medium subangular blocky, and weak medium prismatic parts to moderate coarse subangular blocky structure; very hard, firm, slightly sticky, moderately plastic; 0.5 very fine roots throughout and 0.2 medium roots throughout and 0.5 fine roots throughout and 0.1 coarse roots throughout; 1.0 very fine dendritic tubular pores; 12 percent coarse irregular very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses in matrix and 10 percent coarse dendritic very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses around rock fragments and 12 percent medium irregular very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses lining pores and 10 percent medium threadlike very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses around rock fragments; 1 percent by volume nonflat subrounded 2-?-75 millimeter limestone, unspecified fragments and 1 percent by volume nonflat subrounded 250-?-600 millimeter limestone, unspecified fragments; violent effervescence; gradual wavy boundary. Lab sample # 00P07353
    Bk2—128 to 203 centimeters (50.4 to 79.9 inches); light olive brown (2.5Y 5/4) interior, light yellowish brown (10YR 6/4), dry; silty clay loam; moderate medium subangular blocky structure; hard, firm, slightly sticky, moderately plastic; 0.5 very fine roots throughout and 0.5 fine roots throughout; 1.0 very fine dendritic tubular pores; 15 percent coarse prominent threadlike very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses with clear boundaries in matrix and 12 percent coarse prominent dendritic very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses with clear boundaries around rock fragments and 10 percent medium prominent threadlike very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses with clear boundaries lining pores and 10 percent medium prominent threadlike very weakly coherent cemented very pale brown (10YR 8/2), moist, carbonate masses with clear boundaries around rock fragments; 1 percent by volume subrounded 250-?-600 millimeter limestone, unspecified fragments and 2 percent by volume subrounded 2-?-75 millimeter limestone, unspecified fragments and 3 percent by volume subrounded 75-?-250 millimeter limestone, unspecified fragments; strong effervescence. Lab sample # 00P07354