IDENTIFIERS

  • Current Taxon Name (Soil Name): Fort
  • OSD
  • Series Extent
  • User Site ID: 99CO073149
  • User Pedon ID: 99CO073149
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 89P0618
  • NCSS Pedon Lab Data NASIS Record ID - 61718
  • 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: 38.5893528
  • Std. Longitude: -103.5898028
  • Datum: WGS84
  • Township: 17 S.
  • Range: 55 W.
  • Section: 8
  • PLSS Details: 0.2 miles east and 50 feet south of the NW corner
  • Map Unit: 129—Fort loam, 1 to 3 percent slopes
  • State: Colorado
  • County: CO073—Lincoln
  • MLRA: 69—Upper Arkansas Valley Rolling Plains
  • MLRA Soil Survey Area: NW-PUE—Pueblo, Colorado
  • Non-MLRA Soil Survey Area: CO073—Lincoln County, Colorado
  • 7.5 Minute USGS Quad: 38103-E5—Metz Springs, Colorado
  • PEDON

  • Describers Name: LC
  • Current Taxonomic Class: Fine-loamy, mixed, superactive, mesic Ustic Haplargids
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: NASIS
  • Pedon #: 213
  • Correlated Information:
  • Soil Name - Fort
  • PSC - 10 to 46 cm.
  • Classificaton Date - 6/13/2012
  • Soil Taxonomic Edition - tenth edition
  • Moisture Class - ustic
  • Moisture Subclass - ustic
  • Sampled As Information:
  • Soil Name - Ulm
  • Classificaton Date - 7/25/1989
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


  • SITE

  • Parent Material: alluvium
  • Landform: plain
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Geology: Pierre Shale formation.
  • Surface Fragments:
  • Benchmark Soil?: no
  • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/25/1989 (actual site observation date)
  • Air Photo ID: 277-210
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - rangeland, grassland
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Pedon Horizon Lab Results - 1
    Horizon Top Depth Bottom Depth Sample ID Data Collector Total Clay CaCO3 Clay Total Silt Fine Silt Co. Silt Total Sand Total Sand Method VC Sand Co. Sand Med. Sand Fine Sand VF Sand VF Sand Method Texture Class - Field Lab Rubbed Fiber Unrubbed Fiber pH H2O
    cm cm % % % % % % % % % % % % %

    Bk1

    Bk2

    Bk3

    46

    79

    107

    79

    107

    152

    Pedon Horizon Lab Results - 2
    Horizon Top Depth Bottom Depth Sample ID pH CaCl2 pH NaF pH Ox Delta pH LL PL PI Atter. Samp. Cond. COLE Pot. Acidity Ca + Mg - Meh 2 K Ca + Mg - Sat. Paste KCl Extract. Acidity Base Sat. - Meh 2 CEC-7 CEC-8.2
    cm cm % % % cm/cm meq/100g cmol(+)/kg cmol(+)/kg mmol(+)/l cmol(+)/kg % cmol(+)/kg cmol(+)/kg

    Bk1

    Bk2

    Bk3

    46

    79

    107

    79

    107

    152

    Pedon Horizon Lab Results - 3
    Horizon Top Depth Bottom Depth Sample ID ECEC Phosphate P NO3-N EC EC Method EC 1:5 by volume CaCO3 Equiv. Equiv. Gypsum Na SAR Gypsum Req. Humic Color Fulvic Color Humic + Fulvic Color Al PI Pyro. Hue PyrO. Value Pyro. Chroma
    cm cm cmol(+)/kg mg/kg mg/kg dS/m dS/m % % mmol(+)/l % L-pcu/g L-pcu/g L-pcu/g %

    Bk1

    Bk2

    Bk3

    46

    79

    107

    79

    107

    152

    7

    5

    12

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

    ochric epipedon

    argillic horizon

    0—10

    10—46

    —-

    —-

    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

    1

    180

    330

    10

    A—0 to 10 centimeters (0.0 to 3.9 inches); brown (10YR 5/3), dark brown (10YR 3/3), moist; loam; 12 percent clay; moderate fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; fragments; slight effervescence; neutral, pH 6.7; clear smooth boundary. Lab sample # 89P3426
    Bt1—10 to 18 centimeters (3.9 to 7.1 inches); brown (10YR 4/3), brown (10YR 4/3), moist; clay loam; 28 percent clay; moderate fine subangular blocky structure; hard, friable, moderately sticky, slightly plastic; 55 percent faint clay films on faces of peds; fragments; slight effervescence; neutral, pH 6.7; clear smooth boundary. Lab sample # 89P3427
    Bt2—18 to 33 centimeters (7.1 to 13.0 inches); brown (10YR 4/3), dark yellowish brown (10YR 4/4), moist; clay loam; 30 percent clay; moderate medium prismatic, and moderate medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 55 percent faint clay films on faces of peds; fragments; slight effervescence; slightly alkaline, pH 7.5; clear smooth boundary. Lab sample # 89P3428. many clay films surface features on faces of peds
    Bt3—33 to 46 centimeters (13.0 to 18.1 inches); yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; clay loam; 30 percent clay; weak medium prismatic, and moderate medium subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 55 percent faint clay films on faces of peds; fragments; noneffervescent; slightly alkaline, pH 7.5; clear smooth boundary. Lab sample # 89P3428. many clay films surface features on faces of peds
    Bk1—46 to 79 centimeters (18.1 to 31.1 inches); very pale brown (10YR 7/3), light yellowish brown (10YR 6/4), moist; loam; 20 percent clay; weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 6 percent fine distinct irregular carbonate masses in matrix; fragments; violent effervescence; strongly alkaline, pH 8.6; clear smooth boundary. Lab sample # 89P3429
    Bk2—79 to 107 centimeters (31.1 to 42.1 inches); yellowish brown (10YR 5/4), dark yellowish brown (10YR 4/4), moist; sandy clay loam; 28 percent clay; weak medium subangular blocky structure; hard, friable, moderately sticky, slightly plastic; 8 percent fine distinct irregular carbonate masses in matrix; fragments; violent effervescence; strongly alkaline, pH 8.6; clear smooth boundary.
    Bk3—107 to 152 centimeters (42.1 to 59.8 inches); very pale brown (10YR 7/4), light yellowish brown (10YR 6/4), moist; loam; 20 percent clay; massive; hard, friable, slightly sticky, slightly plastic; 10 percent fine distinct irregular carbonate masses in matrix; fragments; violent effervescence.