IDENTIFIERS

  • Current Taxon Name (Soil Name): Egbert
  • OSD
  • Series Extent
  • User Site ID: S2016CA067001
  • User Pedon ID: S2016CA067001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • User Project ID: 2016-HAN-MLRA 16
  • Project Name: MLRA 16 - Lab Characterization for NWCA
  • Print Date: 12/6/2025

    • 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: 38.4573889
  • Std. Longitude: -121.4666389
  • Datum: WGS84
  • Township: 07N
  • Range: 05E
  • Section: 18
  • Map Unit: 142—Egbert clay, partially drained, 0 to 2 percent slopes, frequently flooded
  • State: California
  • County: CA067—Sacramento
  • MLRA: 16—California Delta
  • Regional Office: SW—Southwest
  • MLRA Soil Survey Area: SW-HAN—Hanford, California
  • Non-MLRA Soil Survey Area: CA067—Sacramento County, California
  • 7.5 Minute USGS Quad: 38121-D4—Florin, California

    • PEDON

  • Describers Name: Jeniffer Wood, Phil Smith, Rafael Ortiz, Nelson Velazquez
  • Current Taxonomic Class: Fine, mixed, superactive, thermic Cumulic Endoaquolls
  • Current Taxon Kind: series
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: NASIS
  • Sampled As Information:
  • Soil Name - Egbert
  • Taxonomic Class - Fine, mixed, superactive, thermic Cumulic Endoaquolls
  • Taxon Kind - series
  • PSC - 25 to 100 cm.
  • Classificaton Date - 7/7/2016
  • Classifier - Phil Smith
  • Soil Taxonomic Edition - twelfth edition
  • Moisture Class - aquic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: clayey alluvium derived from igneous, metamorphic and sedimentary rock
  • Geomorphic Component Terraces: tread
  • Slope Complexity: simple
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/6/2016 (actual site observation date)
  • Data Collector: Jennifer Wood, Phil Smith, Rafael Ortiz, Nelson Velazquez
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    aquic conditions

    redox concentrations

    redox depletions with chroma 2 or less

    0—120

    0—207

    94—207

    94—207

    —-

    —-

    —-

    —-
    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

    0

    —

    —

    1.4

    —

    100

    —

    285

    16.7

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 7 centimeters (0.0 to 2.8 inches); black (2.5Y 2/1), very dark gray (2.5Y 3/1), dry; clay; 50 percent clay; moderate fine subangular blocky structure; hard, friable, very sticky, very plastic; many (8.0) very fine roots throughout; fragments; noneffervescent; clear smooth boundary.; observed in pit, small
    A2—7 to 28 centimeters (2.8 to 11.0 inches); black (2.5Y 2.5/1), very dark gray (2.5Y 3/1), dry; clay; 50 percent clay; moderate medium platy parts to weak medium angular blocky structure; very hard, firm, very sticky, very plastic; common (4.0) very fine roots throughout; many (7.0) very fine dendritic tubular and few (1.0) fine tubular pores; fragments; noneffervescent; gradual wavy boundary.; observed in pit, small
    Bk1—28 to 63 centimeters (11.0 to 24.8 inches); black (2.5Y 2.5/1), very dark gray (2.5Y 3/1), dry; clay; 50 percent clay; moderate coarse prismatic, and moderate fine angular blocky structure; extremely hard, very firm, very sticky, very plastic; common (3.0) very fine roots throughout; common (3.0) very fine dendritic tubular pores; 1 percent medium carbonate masses; fragments; noneffervescent; gradual wavy boundary.; observed in pit, small
    Bk2—63 to 94 centimeters (24.8 to 37.0 inches); black (2.5Y 2.5/1), very dark gray (2.5Y 3/1), dry; clay; 50 percent clay; moderate coarse prismatic parts to weak coarse subangular blocky structure; extremely hard, very firm, very sticky, very plastic; common (3.0) very fine roots between peds; common (2.0) very fine dendritic tubular pores; 1 percent fine carbonate nodules and 5 percent medium carbonate masses; fragments; slight effervescence; gradual wavy boundary.; observed in pit, small
    Bk3—94 to 120 centimeters (37.0 to 47.2 inches); black (2.5Y 2.5/1), very dark gray (2.5Y 3/1), dry; clay; 50 percent clay; strong fine platy structure; extremely hard, very firm, very sticky, very plastic; common (1.0) very fine roots throughout; many (3.0) very fine dendritic tubular and many (8.0) very fine vesicular pores; 2 percent fine irregular dark yellowish brown (10YR 4/6), moist, masses of oxidized iron in matrix and 3 percent fine irregular dark grayish brown (2.5Y 4/2), moist, iron depletions in matrix; 2 percent fine irregular carbonate masses; fragments; slight effervescence; gradual wavy boundary.; observed in pit, small
    Byg1—120 to 140 centimeters (47.2 to 55.1 inches); dark gray (10YR 4/1), gray (10YR 5/1), dry; clay loam; 39 percent clay; structureless massive; extremely hard, very firm, very sticky, very plastic; few (0.2) very fine irregular pores; 3 percent medium irregular black (N 2.5/), moist, iron-manganese concretions and 5 percent medium irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron and 10 percent medium irregular strong brown (7.5YR 4/6), moist, masses of oxidized iron; 3 percent fine irregular gypsum masses in matrix; fragments; noneffervescent; gradual wavy boundary.; observed in pit, small
    Byg2—140 to 170 centimeters (55.1 to 66.9 inches); grayish brown (2.5Y 5/2), light brownish gray (2.5Y 6/2), dry; clay; 41 percent clay; structureless massive; extremely hard, very firm, very sticky, very plastic; few (0.1) very fine irregular pores; 8 percent coarse irregular strong brown (7.5YR 4/6), moist, masses of oxidized iron and 10 percent coarse irregular yellowish brown (10YR 5/6), moist, masses of oxidized iron and 10 percent coarse irregular black (N 2.5/), moist, manganese masses; 5 percent fine irregular gypsum masses in matrix; fragments; noneffervescent.; observed in auger, bucket
    Byg3—170 to 207 centimeters (66.9 to 81.5 inches); olive gray (5Y 5/2), olive (5Y 5/4), dry; sandy clay loam; 34 percent clay; structureless massive; very hard, firm, very sticky, moderately plastic; few (0.1) very fine irregular pores; 1 percent fine irregular black (7.5YR 2/1), moist, iron-manganese nodules and 3 percent fine irregular strong brown (7.5YR 4/6), moist, masses of oxidized iron in matrix; 2 percent very fine irregular gypsum masses in matrix; fragments; noneffervescent.; observed in auger, bucket