IDENTIFIERS

  • Current Taxon Name (Soil Name): Montebello
  • OSD
  • Series Extent
  • User Site ID: S2014CA037004
  • User Pedon ID: S2014CA037004
  • Vegetation Plot ID: S2014CA037004
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - KSSL
  • Lab Pedon # - 14N0535
  • NCSS Pedon Lab Data NASIS Record ID - 79462
  • Print Date: 11/27/2024

    • 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: 34.1345278
  • Std. Longitude: -117.7752500
  • Datum: WGS84
  • Location Description: Mills Park, La Verne, CA. 50 feet south of Old Wheeler Road, 150 feet northwest of Wheeler Road.
  • Map Unit: 1210—Urban land-Montebello-Xerorthents complex, 0 to 15 percent slopes, terraced
  • Country: US—United States
  • MLRA Soil Survey Area: SW-TEM—Templeton, California
  • Non-MLRA Soil Survey Area: CA696—Los Angeles County, California, Southeastern Part
  • 7.5 Minute USGS Quad: 34117-B7—Glendora, California

    • PEDON

  • Describers Name: Randy L Riddle, Beverly Harben, Kit Paris, Stephen Rocker
  • Current Taxonomic Class: Coarse-loamy, spolic, mixed, superactive, nonacid, thermic Typic Xerorthents
  • Current Taxon Kind: taxadjunct
  • Pedon Type: taxadjunct to the series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Correlated Information:
  • Soil Name - Montebello (flagged as OSD)
  • PSC - 25 to 100 cm.
  • Classificaton Date - 10/17/2014
  • Classifier - Randy L Riddle
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Montebello
  • Taxonomic Class - Fine-loamy, mixed, superactive, nonacid, thermic Typic Xerorthents
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 4/29/2014
  • Classifier - Randy L Riddle
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - xeric
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: variable human-transported material over old alluvium derived from granite
  • Landscape: alluvial plain remnant
  • Landform: fan remnant
  • Anthropogenic Feature: leveled land
  • Geomorphic Component Hills: interfluve
  • Hill Slope Profile: backslope
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/23/2014 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - urban and built-up
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    CYDA

    Cynodon dactylon

    Bermudagrass

    —

    —

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

    anthropic epipedon

    human-transported material

    artifacts

    argillic horizon

    lithologic discontinuity

    0—110

    0—110

    10—110

    110—200

    110—200

    —110—

    —110—

    —-

    —-

    —-
    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

    4

    —

    —

    398

    —

    195

    356

    —

    320

    17

    —

    —

    18

    —

    —

    —

    —

    —

    —

    —
    ^A—0 to 8 centimeters (0.0 to 3.1 inches); very dark grayish brown (10YR 3/2), dark grayish brown (10YR 4/2), dry; sandy clay loam; 51 percent sand; 27 percent silt; 22 percent clay; moderate fine granular structure; slightly hard, friable, slightly sticky, slightly plastic; common very fine roots and common fine roots; common very fine tubular pores; 1 percent by volume subrounded indurated 2-4-5 millimeter unspecified fragments; slightly acid, pH 6.5; abrupt wavy boundary. Lab sample # 14N03413
    ^Cu1—8 to 24 centimeters (3.1 to 9.4 inches); 85 percent yellowish brown (10YR 5/4) and 15 percent very dark grayish brown (10YR 3/2) loam; 50 percent sand; 29 percent silt; 21 percent clay; weak coarse subangular blocky structure; friable, moderately sticky, moderately plastic; few very fine roots; few very fine tubular pores; clay films on all faces of peds; 1 percent by volume subrounded indurated 6-37-75 millimeter unspecified fragments and 4 percent by volume subrounded indurated 2-4-5 millimeter unspecified fragments; 2 percent by volume irregular brick; neutral, pH 7.1; clear wavy boundary. Lab sample # 14N03414. clay films are remnant from source material
    ^Cu2—24 to 62 centimeters (9.4 to 24.4 inches); dark brown (10YR 3/3) loam; 48 percent sand; 34 percent silt; 17 percent clay; weak medium subangular blocky structure; friable, moderately sticky, slightly plastic; very few very fine roots and few very fine roots; common very fine tubular pores; clay bridges between sand grains; 1 percent by volume angular indurated 6-37-75 millimeter unspecified fragments and 1 percent by volume angular indurated 2-4-5 millimeter unspecified fragments; 1 percent by volume concrete and 1 percent by volume brick; neutral, pH 7.0; abrupt wavy boundary. Lab sample # 14N03415. rock fragments are aggregate gravel from roadbase; clay bridges are remnant from source material
    ^Cu3—62 to 74 centimeters (24.4 to 29.1 inches); dark brown (10YR 3/3) and light yellowish brown (10YR 6/4) artifactual sandy loam; 58 percent sand; 27 percent silt; 15 percent clay; massive; friable, slightly sticky, slightly plastic; few very fine roots; common very fine tubular pores; clay bridges between sand grains; 5 percent by volume 2-37-75 millimeter unspecified fragments; 2 percent by volume plastic and 3 percent by volume brick and 5 percent by volume concrete and 10 percent by volume bitumen (asphalt); slightly alkaline, pH 7.4; abrupt wavy boundary. Lab sample # 14N03416. clay bridges are remnant from source material
    ^Cu4—74 to 110 centimeters (29.1 to 43.3 inches); brown (10YR 4/3) loam; 50 percent sand; 34 percent silt; 16 percent clay; massive; friable, slightly sticky, slightly plastic; few very fine roots; common very fine tubular pores; clay bridges between sand grains; 1 percent by volume subrounded indurated 2-37-75 millimeter granite fragments; 2 percent by volume irregular brick; slightly alkaline, pH 7.6; clear wavy boundary. Lab sample # 14N03417. clay bridges are remnant from source material
    Bt1—110 to 130 centimeters (43.3 to 51.2 inches); dark yellowish brown (10YR 4/4) loam; 46 percent sand; 36 percent silt; 19 percent clay; weak fine prismatic parts to weak medium subangular blocky structure; friable, moderately sticky, moderately plastic; many very fine tubular and common fine tubular pores; brown (7.5YR 4/4) clay films on all faces of peds; 1 percent by volume subrounded indurated 2-4-5 millimeter granite fragments and 1 percent by volume subrounded indurated 6-37-75 millimeter granite fragments; moderately alkaline, pH 8.0; clear smooth boundary. Lab sample # 14N03418
    Bt2—130 to 165 centimeters (51.2 to 65.0 inches); brown (7.5YR 4/4), strong brown (7.5YR 4/6), dry; loam; 48 percent sand; 35 percent silt; 17 percent clay; weak fine prismatic parts to weak medium subangular blocky structure; friable, moderately sticky, moderately plastic; many very fine tubular pores; brown (7.5YR 4/4) clay films on all faces of peds; 1 percent by volume subrounded indurated 6-37-75 millimeter granite fragments and 1 percent by volume subrounded indurated 2-4-5 millimeter granite fragments; moderately alkaline, pH 8.0; clear wavy boundary. Lab sample # 14N03419
    Bt3—165 to 200 centimeters (65.0 to 78.7 inches); brown (7.5YR 4/4) loam; 47 percent sand; 30 percent silt; 23 percent clay; weak medium subangular blocky structure; friable, moderately sticky, moderately plastic; clay films on all faces of peds; 2 percent by volume subrounded indurated 6-37-75 millimeter granite fragments and 5 percent by volume subrounded indurated 2-4-5 millimeter granite fragments; slightly alkaline, pH 7.7. Lab sample # 14N03420