IDENTIFIERS

  • Current Taxon Name (Soil Name): Haviland
  • OSD
  • Series Extent
  • User Site ID: S1986CO067001
  • User Pedon ID: 86CO067001
  • Vegetation Plot ID: S1986CO067001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 86P0850
  • NCSS Pedon Lab Data NASIS Record ID - 59144
  • Print Date: 11/11/2024

    • 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: 37.6166649
  • Std. Longitude: -107.8333359
  • Datum: WGS84
  • Township: 39N
  • Range: 9W
  • Section: 27
  • PLSS Details: 2400 feet E and 2500 feet N of SW corner
  • Map Unit: 612—Haviland-Graysill complex, 5 to 30 percent slopes
  • State: Colorado
  • County: CO067—La Plata
  • MLRA: 48A—Southern Rocky Mountains
  • Non-MLRA Soil Survey Area: CO672—Animas-Dolores Area, Colorado, Parts of Archuleta, Dolores, Hinsdale, La Plata, Montezuma, San Juan, and San Miguel Counties

    • PEDON

  • Describers Name: Ramsey, D; Pannel, J; Bowman, G; Klameth, L; Bauer
  • Current Taxonomic Class: Coarse-loamy, mixed, superactive Eutric Haplocryalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 1
  • Correlated Information:
  • Soil Name - Haviland
  • PSC - 48 to 98 cm.
  • Classificaton Date - 2/1/2010
  • Sampled As Information:
  • Soil Name - Haviland
  • Taxonomic Class - Fine-loamy, mixed Typic Cryoboroll
  • Taxon Kind - series
  • Classificaton Date - 8/1/1986
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: residuum weathered from noncalcareous sandstone
  • Landscape: mountains or deeply dissected plateaus
  • Landform: mesa or butte
  • Hill Slope Profile: summit
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments: 0.05 percent
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1986 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - tree cover
  • Site Obs. Cover Kind 2 - hardwoods
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ABCO

    PIEN

    Abies concolor

    Picea engelmannii

    white fir

    Engelmann spruce

    —

    —

    —

    —

    —

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

    albic horizon

    argillic horizon

    0—48

    48—132

    —-

    —-
    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

    16

    —

    —

    3175

    —

    180

    85

    —

    —

    —

    —

    —

    5

    9

    0

    —

    —

    —

    —

    —
    O—0 to 3 centimeters (0.0 to 1.2 inches); fragments.
    E1—3 to 23 centimeters (1.2 to 9.1 inches); reddish brown (5YR 4/3) interior, light reddish brown (5YR 6/3) interior, dry; loam; 15 percent clay; weak fine granular structure; soft, very friable, nonsticky, nonplastic; 5.5 medium roots throughout; 11 percent fine platy mica flakes, unspecified; 1 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.6, hellige-truog; clear smooth boundary. Lab sample # 86P05080. common fine mica flakes concentrations; many medium roots throughout
    E2—23 to 33 centimeters (9.1 to 13.0 inches); dark reddish brown (2.5YR 3/4) interior, reddish brown (2.5YR 5/3) interior, dry; sandy clay loam; 21 percent clay; weak medium subangular blocky, and moderate medium granular structure; slightly hard, very friable, nonsticky, nonplastic; 5.5 medium roots throughout; 11 percent fine platy mica flakes, unspecified; 5 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # 86P05081. common fine mica flakes concentrations; many medium roots throughout
    E3—33 to 51 centimeters (13.0 to 20.1 inches); dusky red (10R 3/4) interior, weak red (10R 5/3) interior, dry; very fine sandy loam; 15 percent clay; weak medium subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 5.5 medium roots throughout; 11 percent fine platy mica flakes, unspecified; 1 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 5 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog; clear smooth boundary. Lab sample # 86P05082. common fine mica flakes concentrations; many medium roots throughout
    Bt1—51 to 84 centimeters (20.1 to 33.1 inches); reddish brown (2.5YR 4/3) interior, reddish brown (2.5YR 5/3) interior, dry; clay loam; 32 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 coarse roots throughout; 55 percent distinct clay films on faces of peds; 11 percent fine platy mica flakes, unspecified; 1 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 20 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog; gradual wavy boundary. Lab sample # 86P05083. common fine mica flakes concentrations; many clay films surface features on faces of peds; few coarse roots throughout; continuous - phpvsfiid 220986; continuous - phpvsfiid 220986
    Bt2—84 to 104 centimeters (33.1 to 40.9 inches); reddish brown (2.5YR 4/3) interior, reddish brown (2.5YR 5/3) interior, dry; sandy clay loam; 29 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 0.5 coarse roots throughout; 55 percent distinct clay films on faces of peds; 11 percent fine platy mica flakes, unspecified; 1 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 20 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog; gradual wavy boundary. Lab sample # 86P05084. common fine mica flakes concentrations; many clay films surface features on faces of peds; few coarse roots throughout; continuous - phpvsfiid 231697; continuous - phpvsfiid 231697
    Bt3—104 to 135 centimeters (40.9 to 53.1 inches); reddish brown (2.5YR 4/3) interior, reddish brown (2.5YR 5/3) interior, dry; sandy clay loam; 25 percent clay; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 0.5 medium roots throughout; 15 percent faint clay films on faces of peds; 11 percent fine platy mica flakes, unspecified; 1 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 20 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, hellige-truog; gradual wavy boundary. Lab sample # 86P05085. Could be a light clay loam. Some visable rock structure.; common fine mica flakes concentrations; few clay films surface features on faces of peds; few medium roots throughout; patchy - phpvsfiid 231698; patchy - phpvsfiid 231698
    C—135 to 154 centimeters (53.1 to 60.6 inches); reddish brown (2.5YR 4/3) interior, reddish brown (2.5YR 5/3) interior, dry; sandy loam; 12 percent clay; soft, very friable, nonsticky, nonplastic; 0.5 medium roots throughout; 11 percent fine platy mica flakes, unspecified; 1 percent by volume 75-162-250 millimeter sandstone, unspecified fragments and 30 percent by volume 2-39-75 millimeter sandstone, unspecified fragments; very strongly acid, pH 4.8, unspecified. Lab sample # 86P05086. common fine mica flakes concentrations; few medium roots throughout