IDENTIFIERS

  • Current Taxon Name (Soil Name): Citadel
  • OSD
  • Series Extent
  • User Site ID: S98SD103-001
  • User Pedon ID: S98SD103-001
  • Vegetation Plot ID: S98SD103-001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - Lincoln
  • Lab Pedon # - 98P0400
  • NCSS Pedon Lab Data NASIS Record ID - 10670
  • Print Date: 11/23/2024

    • 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: 44.1402778
  • Std. Longitude: -103.4694444
  • Datum: WGS84
  • Township: T. 2 N.
  • Range: R. 5 E.
  • Section: 12
  • PLSS Details: 1300 ft.E and 100 ft. N of SW corner
  • Location Description: About 4 miles south and 2 miles east of Nemo SD.
  • State: South Dakota
  • County: SD103—Pennington
  • MLRA: 62—Black Hills
  • Non-MLRA Soil Survey Area: SD604—Custer and Pennington Counties, Black Hills Parts, South DakotaSD607—Custer and Pennington Counties Area, Black Hills Parts, South Dakota
  • 7.5 Minute USGS Quad: 44103-B4—Piedmont, South Dakota

    • PEDON

  • Describers Name: K. Cooley, W. Schaefer
  • Current Taxonomic Class: Fine, frigid Glossic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Citadel
  • Taxonomic Class - Fine, frigid Glossic Hapludalfs
  • Classificaton Date - 6/23/1998
  • Moisture SUBClass - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum weathered from calcareous sandstone
  • Landscape: mountains
  • Geomorphic Component Mountains: mountainflank, upper third
  • Hill Slope Profile: backslope
  • Slope Position: upper third
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: high
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: very strongly coherent sandstone, calcareous
  • Geology: Deadwood And Madison formation.
  • Surface Fragments: 2.00 percent flat subangular indurated 3- to 15-millimeter sandstone, unspecified,
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/23/1998 (actual site observation date)
  • 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 - partly cloudy
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    PIPO

    Pinus ponderosa

    ponderosa pine

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    —

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    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    —

    —

    —

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

    —

    —

    —

    —

    ochric epipedon

    albic horizon

    argillic horizon

    glossic horizon

    calcic horizon

    —

    —

    —

    —

    0—23

    5—23

    23—89

    23—33

    89—142

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-

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    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

    12

    —

    —

    1426.5

    —

    45

    560

    —

    —

    4.5

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); 90 percent black (10YR 2/1), 90 percent very dark grayish brown (10YR 3/2), dry; slightly decomposed plant material; 1.0 very fine roots throughout and 1.0 fine roots throughout; fragments; noneffervescent; very strongly acid, pH 4.7, pH meter; clear smooth boundary. Lab sample # 98P2303H; observed in pit, small
    A—3 to 5 centimeters (1.2 to 2.0 inches); black (7.5YR 2.5/1) exterior, dark gray (7.5YR 4/1) exterior, dry; silt loam; 32 percent sand; 55 percent silt; 13 percent clay; weak fine granular structure; soft, very friable, nonsticky, nonplastic; 1.0 very fine roots throughout and 1.0 fine roots throughout; 2 percent by volume subrounded 2-?-20 millimeter unspecified fragments; noneffervescent; strongly acid, pH 5.4, pH meter; abrupt smooth boundary. Lab sample # 98P2304S; observed in pit, small
    E—5 to 23 centimeters (2.0 to 9.1 inches); reddish brown (5YR 4/3) exterior, light reddish brown (5YR 6/3) exterior, dry; loam; 48 percent sand; 43 percent silt; 10 percent clay; weak thin platy, and weak medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; Ksat of 0.52 um/s; moderate permeability; 1.0 very fine roots throughout and 1.0 fine roots throughout; fragments; noneffervescent; moderately acid, pH 5.9, pH meter; clear smooth boundary. Lab sample # 98P2305S; observed in pit, small
    B/E—23 to 33 centimeters (9.1 to 13.0 inches); 10 percent reddish brown (5YR 4/3) exterior, 10 percent light reddish brown (5YR 6/3) exterior, dry; loam; soft, very friable, nonsticky, nonplastic; fragments; noneffervescent; moderately acid, pH 5.8, pH meter; clear smooth boundary. Lab sample # 98P2306S; observed in pit, small
    B/E—23 to 33 centimeters (9.1 to 13.0 inches); 90 percent reddish brown (5YR 4/4) interior and 10 percent reddish brown (5YR 4/3) exterior, 90 percent light reddish brown (5YR 6/4) interior and 10 percent light reddish brown (5YR 6/3) exterior, dry; clay loam; weak medium prismatic parts to moderate medium subangular blocky, and weak medium prismatic parts to moderate fine subangular blocky structure; hard, friable, slightly sticky, moderately plastic; 1.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout; fragments; noneffervescent; moderately acid, pH 5.8, pH meter; clear smooth boundary. Lab sample # 98P2306S; observed in pit, small
    Bt1—33 to 66 centimeters (13.0 to 26.0 inches); 95 percent brown (7.5YR 4/4) exterior, 95 percent brown (7.5YR 5/4) exterior, dry; silty clay loam; 18 percent sand; 46 percent silt; 36 percent clay; 5 percent reddish brown (2.5YR 4/4) medium distinct mottles; weak medium prismatic parts to strong medium angular blocky structure; extremely hard, very firm, slightly sticky, very plastic; Ksat of 0.06 um/s; slow permeability; 1.0 very fine roots throughout and 1.0 medium roots throughout and 1.0 fine roots throughout; fragments; noneffervescent; moderately acid, pH 5.8, pH meter; clear wavy boundary. Lab sample # 98P2307S; observed in pit, small
    Bt2—66 to 89 centimeters (26.0 to 35.0 inches); 94 percent dark yellowish brown (10YR 4/4) exterior, 94 percent light yellowish brown (10YR 6/4) exterior, dry; clay loam; 26 percent sand; 43 percent silt; 31 percent clay; 3 percent reddish brown (2.5YR 4/4) medium prominent and 3 percent yellowish brown (10YR 5/6) medium faint mottles; weak medium prismatic parts to moderate medium angular blocky structure; very hard, firm, slightly sticky, moderately plastic; 1.0 very fine roots throughout and 1.0 fine roots throughout; fragments; noneffervescent; neutral, pH 6.7, pH meter; clear smooth boundary. Lab sample # 98P2308S; observed in pit, small
    Bk1—89 to 114 centimeters (35.0 to 44.9 inches); 94 percent brown (10YR 4/3) exterior, 94 percent pale brown (10YR 6/3) exterior, dry; gravelly loam; 34 percent sand; 44 percent silt; 23 percent clay; 3 percent reddish brown (2.5YR 4/4) medium prominent and 3 percent yellowish brown (10YR 5/6) medium faint mottles; weak medium subangular blocky structure; very hard, firm, slightly sticky, moderately plastic; 1.0 very fine roots throughout and 1.0 fine roots throughout; 3.0 very fine low-continuity dendritic tubular and 2.0 vesicular pores; 10 percent fine threadlike carbonate masses in matrix and 12 percent fine spherical carbonate masses in matrix; 2 percent by volume subrounded 75-?-? millimeter unspecified fragments and 20 percent by volume subrounded 2-?-75 millimeter unspecified fragments; violent effervescence; slightly alkaline, pH 7.7, pH meter; gradual wavy boundary. Lab sample # 98P2309S; observed in pit, small
    Bk2—114 to 142 centimeters (44.9 to 55.9 inches); 94 percent brown (10YR 4/3) exterior, 94 percent pale brown (10YR 6/3) exterior, dry; gravelly loam; 43 percent sand; 37 percent silt; 20 percent clay; 3 percent reddish brown (2.5YR 4/4) medium prominent and 3 percent yellowish brown (10YR 5/6) medium faint mottles; weak medium subangular blocky structure; very hard, firm, slightly sticky, moderately plastic; 1.0 very fine roots throughout; 5.0 very fine vesicular and 2.0 very fine low-continuity dendritic tubular pores; 5 percent fine threadlike carbonate masses in matrix and 10 percent fine spherical carbonate masses in matrix; 4 percent by volume subrounded 75-?-? millimeter unspecified fragments and 18 percent by volume subrounded 2-?-75 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 7.9, pH meter; clear wavy boundary. Lab sample # 98P2310S; observed in pit, small
    2C—142 to 203 centimeters (55.9 to 79.9 inches); yellowish brown (10YR 5/6) exterior, yellow (10YR 7/6) exterior, dry; extremely flaggy sandy loam; 78 percent sand; 12 percent silt; 10 percent clay; structureless massive; slightly hard, very friable, nonsticky, nonplastic; 10 percent carbonate masses throughout; 29 percent by volume subrounded 2-?-75 millimeter unspecified fragments and 30 percent by volume subrounded 75-?-? millimeter unspecified fragments; strong effervescence; moderately alkaline, pH 8.0, pH meter. Lab sample # 98P2311S; observed in pit, small