IDENTIFIERS

  • Current Taxon Name (Soil Name): Medrick
  • OSD
  • Series Extent
  • User Site ID: S1988CO093008
  • User Pedon ID: 88CO093008
  • Vegetation Plot ID: S1988CO093008
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 88P0985
  • NCSS Pedon Lab Data NASIS Record ID - 61103
  • Print Date: 12/7/2025

    • 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: 38.8169441
  • Std. Longitude: -105.8369446
  • Datum: WGS84
  • Township: 14S
  • Range: 76W
  • Section: 24
  • PLSS Details: About 2600 feet N and 800 feet W of the SE corner
  • Location Description: about 14 miles south of Hartsel
  • Map Unit: 67—Medrick ashy sandy loam, 3 to 10 percent slopes
  • State: Colorado
  • County: CO093—Park
  • MLRA: 48B—Southern Rocky Mountain Parks and Valleys
  • Non-MLRA Soil Survey Area: CO638—Teller-Park Area, Colorado, Parts of Park and Teller Counties

    • PEDON

  • Current Taxonomic Class: Ashy, glassy Vitrandic Haplocryolls
  • Current Taxon Kind: series
  • Pedon Type: OSD pedon
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from SSL-CMS data
  • Pedon #: 8
  • Correlated Information:
  • Soil Name - Medrick
  • PSC - 25 to 100 cm.
  • Classificaton Date - 12/22/2011
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - ustic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Medrick
  • Classificaton Date - 8/1/1988
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from tuff
  • Landform: pediment
  • Slope Shape Down: undulating
  • Drainage Class: well
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: moderately coherent tuff, unspecified at 155cm
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/1/1988 (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
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CHRYS9

    MUFI

    Chrysothamnus

    Muhlenbergia filiculmis

    rabbitbrush

    slimstem muhly

    —

    —

    —

    —

    —

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

    bedrock, paralithic

    moderately coherent

    155 - 178

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

    mollic epipedon

    volcanic glass

    cambic horizon

    secondary carbonates

    paralithic contact

    0—18

    0—155

    18—51

    51—79

    155—

    —-

    —-

    —-

    —-

    —-
    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

    —

    —

    2847

    —

    135

    350

    —

    —

    2.4

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 10 centimeters (0.0 to 3.9 inches); dark brown (7.5YR 3/2), brown (7.5YR 5/2), dry; ashy sandy loam; weak fine granular structure; soft, very friable, slightly sticky, slightly plastic; 5 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments; slight effervescence; slightly acid, pH 6.4; abrupt smooth boundary. Lab sample # 88P5376
    A2—10 to 18 centimeters (3.9 to 7.1 inches); very dark grayish brown (10YR 3/2), brown (7.5YR 5/2), dry; ashy sandy loam; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 10 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments; slight effervescence; neutral, pH 7.2; clear smooth boundary. Lab sample # 88P5377
    Bw1—18 to 36 centimeters (7.1 to 14.2 inches); brown (10YR 4/3), yellowish brown (10YR 5/4), dry; gravelly ashy sandy loam; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; 30 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.6; clear smooth boundary. Lab sample # 88P5378
    Bw2—36 to 51 centimeters (14.2 to 20.1 inches); brown (10YR 5/3), pale brown (10YR 6/3), dry; gravelly ashy sandy clay loam; weak coarse subangular blocky structure; soft, very friable, nonsticky, nonplastic; 20 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments; slight effervescence; slightly alkaline, pH 7.4; clear smooth boundary. Lab sample # 88P5379. includes spots 3 inches in diameter of sq ashy material
    Bk—51 to 79 centimeters (20.1 to 31.1 inches); yellowish brown (10YR 5/4), very pale brown (10YR 7/4), dry; very paragravelly ashy sandy clay loam; weak medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; 10 percent fine noncoherent cemented carbonate masses in matrix; 10 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments and 40 percent by volume nonflat moderately coherent cemented 2-40-75 millimeter tuff, unspecified fragments; slight effervescence; moderately alkaline, pH 8.2; abrupt smooth boundary. Lab sample # 88P5380
    C1—79 to 89 centimeters (31.1 to 35.0 inches); dark grayish brown (2.5Y 4/2), light brownish gray (2.5Y 6/2), dry; ashy coarse sand; single grain; loose, loose, nonsticky, nonplastic; 3 percent by volume nonflat moderately coherent cemented 2-40-75 millimeter tuff, unspecified fragments and 10 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments; abrupt smooth boundary. Lab sample # 88P5381. is an ash layer and includes both ash and black cinder-like pebbles
    C2—89 to 155 centimeters (35.0 to 61.0 inches); pale brown (10YR 6/3), very pale brown (10YR 7/3), dry; very paragravelly ashy sandy clay loam; slightly hard, very friable, nonsticky, nonplastic; 10 percent by volume nonflat strongly coherent cemented 2-40-75 millimeter unspecified fragments and 40 percent by volume nonflat moderately coherent cemented 2-40-75 millimeter tuff, unspecified fragments. Lab sample # 88P5382
    Cr—155 to 178 centimeters (61.0 to 70.1 inches); pale brown (10YR 6/3), very pale brown (10YR 7/3), dry; bedrock; moderately coherent; fragments. Lab sample # 88P5383. strata tends to "wedge out"; semi-compacted dense material as in 2C2