IDENTIFIERS

  • Current Taxon Name (Soil Name): Katy
  • OSD
  • Series Extent
  • User Site ID: S1992TX201003
  • User Pedon ID: 92TX201003
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 93P0349
  • NCSS Pedon Lab Data NASIS Record ID - 65692
  • Print Date: 11/21/2024

    • 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: 29.9291668
  • Std. Longitude: -95.6999969
  • Datum: WGS84
  • State: Texas
  • County: TX201—Harris
  • MLRA: 150A—Gulf Coast Prairies
  • Non-MLRA Soil Survey Area: TX201—Harris County, Texas

    • PEDON

  • Describers Name: G. Chervenka, G. Lane, W. Miller, D. Williams, W. Greenberg, R. Griffin, R. Drees, L. Wilding, S. Starowitz, R. Molina
  • Current Taxon Kind: taxadjunct
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 3
  • Sampled As Information:
  • Soil Name - Katy
  • Taxonomic Class - Fine-loamy, siliceous Typic Paleudalfs
  • Classificaton Date - 9/17/1992
  • Dynamic Soil Properties:
  • Erosion Class - 0
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Microfeature: mound
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 9/17/1992 (actual site observation date)
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • 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

    2

    —

    —

    44

    —

    1058

    —

    —

    18

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A1—0 to 11 centimeters (0.0 to 4.3 inches); very dark grayish brown (10YR 3/2) fine sandy loam; weak fine subangular blocky structure; very friable; 3.0 very fine roots and 10.0 fine roots; 10.0 very fine and 3.0 fine pores; fragments; slightly acid, pH 6.5, unspecified; clear smooth boundary. Lab sample # 93P02688
    A2—11 to 31 centimeters (4.3 to 12.2 inches); very dark grayish brown (10YR 3/2) fine sandy loam; weak medium subangular blocky structure; very friable; 3.0 very fine and fine roots; 10.0 very fine and 0.5 fine and medium pores; fragments; slightly acid, pH 6.5, unspecified; clear smooth boundary. Lab sample # 93P02689. common 2 mm biocasts; few rounded depleted zones 2-10 mm, very dark gray brown (10YR 3/2).
    AE—31 to 47 centimeters (12.2 to 18.5 inches); brown (10YR 4/3) fine sandy loam; weak medium subangular blocky structure; friable; 0.5 very fine roots and 3.0 fine roots; 10.0 very fine and 0.5 fine and medium pores; fragments; slightly acid, pH 6.5, unspecified; clear smooth boundary. Lab sample # 93P02690. few common rounded depleted zones 2-10 mm; few fine biocasts.
    E—47 to 64 centimeters (18.5 to 25.2 inches); brown (10YR 4/3) fine sandy loam; 1 percent strong brown (7.5YR 5/6) mottles; weak medium and coarse subangular blocky structure; friable; 0.5 very fine roots and 3.0 fine roots; 10.0 very fine and fine and 3.0 medium and 0.5 coarse pores; fragments; slightly acid, pH 6.5, unspecified; abrupt smooth boundary. Lab sample # 93P02691. few medium biocasts.
    2Bt1—64 to 87 centimeters (25.2 to 34.3 inches); brown (10YR 4/3) sandy clay loam; 10 percent strong brown (7.5YR 5/8) fine distinct mottles; moderate coarse prismatic parts to weak coarse angular blocky structure; friable; 0.5 very fine and fine roots; 10.0 very fine and 0.5 fine and medium pores; faint brown (10YR 4/3) clay films on all faces of peds; 1 percent medium spherical iron-manganese concretions; fragments; strongly acid, pH 5.5, unspecified; clear smooth boundary. Lab sample # 93P02692. continuous - phpvsfiid 175860; continuous - phpvsfiid 175860
    2Bt2—87 to 119 centimeters (34.3 to 46.9 inches); brown (10YR 5/3) sandy clay loam; 1 percent strong brown (7.5YR 5/8) medium distinct and 10 percent strong brown (7.5YR 5/8) fine distinct mottles; moderate coarse prismatic parts to weak coarse angular blocky structure; firm; 0.5 very fine and fine roots; 0.5 very fine and fine pores; faint brown (10YR 5/3) clay films on all faces of peds; 1 percent medium spherical iron-manganese concretions; fragments; strongly acid, pH 5.5, unspecified; gradual smooth boundary. Lab sample # 93P02693. very few 4-5 mm biocasts.; continuous - phpvsfiid 175861; continuous - phpvsfiid 175861
    2Bt3—119 to 145 centimeters (46.9 to 57.1 inches); light yellowish brown (10YR 6/4) sandy clay loam; 1 percent red (2.5YR 4/8) medium prominent and 1 percent strong brown (7.5YR 5/6) medium distinct and 10 percent strong brown (7.5YR 5/8) fine distinct mottles; moderate coarse prismatic parts to weak coarse angular blocky structure; firm; 0.5 very fine and fine roots; 10.0 very fine and 0.5 fine pores; faint light yellowish brown (10YR 6/4) clay films on vertical faces of peds; 1 percent medium spherical iron-manganese concretions; fragments; strongly acid, pH 5.5, unspecified; gradual smooth boundary. Lab sample # 93P02694. strong brown surrounds the red; few very fine 4-5 mm biocasts.; continuous - phpvsfiid 191918; continuous - phpvsfiid 191918
    2Btg1—145 to 170 centimeters (57.1 to 66.9 inches); light brownish gray (10YR 6/2) sandy clay loam; 1 percent red (2.5YR 4/8) medium and coarse prominent and 1 percent strong brown (7.5YR 5/6) medium distinct and 10 percent strong brown (7.5YR 5/8) fine distinct mottles; moderate coarse prismatic parts to weak coarse angular blocky structure; firm; 0.5 very fine roots; 10.0 very fine pores; faint light brownish gray (10YR 6/2) clay films on vertical faces of peds; 1 percent medium spherical iron-manganese concretions; fragments; strongly acid, pH 5.5, unspecified; gradual smooth boundary. Lab sample # 93P02695. strong brown surrounds the red.; continuous - phpvsfiid 191919; continuous - phpvsfiid 191919
    2Btg2—170 to 193 centimeters (66.9 to 76.0 inches); light brownish gray (10YR 6/2) sandy clay loam; 1 percent strong brown (7.5YR 5/8) fine distinct and 10 percent red (2.5YR 4/8) coarse prominent and 10 percent strong brown (7.5YR 5/6) medium distinct mottles; moderate coarse prismatic parts to weak coarse angular blocky structure; firm; 0.5 very fine roots and 0.5 coarse roots; 10.0 very fine pores; faint light brownish gray (10YR 6/2) clay films on all faces of peds; 1 percent medium spherical iron-manganese concretions; fragments; strongly acid, pH 5.5, unspecified; gradual smooth boundary. Lab sample # 93P02696. strong brown surrounds the red.; continuous - phpvsfiid 191920; continuous - phpvsfiid 191920
    2Btg3—193 to 224 centimeters (76.0 to 88.2 inches); light brownish gray (10YR 6/2) clay loam; 10 percent red (2.5YR 4/8) medium prominent and 10 percent strong brown (7.5YR 5/6) fine and medium distinct mottles; moderate coarse prismatic parts to weak coarse angular blocky structure; firm, moderately sticky, moderately plastic; 0.5 coarse roots; 10.0 very fine pores; faint light brownish gray (10YR 6/2) clay films on all faces of peds; 1 percent medium spherical iron-manganese concretions; fragments; strongly acid, pH 5.5, unspecified; gradual smooth boundary. Lab sample # 93P02697. strong brown surrounds the red oriented in the vertical direction; less than 10% krotovina.; continuous - phpvsfiid 191921; continuous - phpvsfiid 191921
    2Btg4—240 to 278 centimeters (94.5 to 109.4 inches); gray (10YR 6/1) clay loam; 10 percent red (2.5YR 4/8) medium prominent and 10 percent strong brown (7.5YR 5/6) fine and medium distinct mottles; moderate coarse prismatic parts to moderate coarse subangular blocky structure; firm, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine pores; 15 percent faint gray (10YR 6/1) clay films; 1 percent medium spherical iron-manganese concretions and 5 percent noncoherent cemented iron-manganese concretions; fragments. Lab sample # 93P02698. strong brown surrounds the red oriented in the vertical direction; sand and clay coats interlayered along prismatic surfaces; 10-25% krotovina.; patchy - phpvsfiid 191922; patchy - phpvsfiid 191922
    2Btg5—278 to 315 centimeters (109.4 to 124.0 inches); light gray (10YR 7/2) sandy clay; 1 percent fine faint and 1 percent red (2.5YR 4/8) fine and medium prominent and 1 percent strong brown (7.5YR 5/6) fine and medium prominent mottles; moderate coarse prismatic parts to moderate coarse subangular blocky structure; firm, moderately sticky, moderately plastic; faint gray (10YR 5/1) clay films; fragments. Lab sample # 93P02699. strong brown surrounds the red; thin patchy sand and clay coats interlayered along prismatic surfaces, gray (10YR 5/1); 25% krotovina infilling along vertical faces of fine sandy loam, light brown gray (10YR 6/2).; patchy - phpvsfiid 191923; patchy - phpvsfiid 191923
    3BC—315 to 350 centimeters (124.0 to 137.8 inches); light brownish gray (10YR 6/2) clay loam; 10 percent yellowish brown (10YR 5/6) fine and medium prominent and 10 percent yellowish brown (10YR 5/8) medium prominent mottles; weak coarse prismatic structure; firm, moderately sticky, moderately plastic; 0.5 fine pores; fragments. Lab sample # 93P02700. sand and clay coats interlayered along prismatic surfaces; 25-50% krotovina infillings of fine sandy loam, light brown gray (10YR 6/2).
    4C1—350 to 360 centimeters (137.8 to 141.7 inches); pale brown (10YR 6/3) fine sandy loam; 1 percent red (10R 5/6) fine prominent and 1 percent yellowish brown (10YR 5/8) fine distinct mottles; massive; fragments. saturated zone; not sampled.
    4C2—360 to 415 centimeters (141.7 to 163.4 inches); light gray (10YR 7/1) sandy clay loam; 10 percent red (10R 5/6) fine and medium prominent and 25 percent yellowish brown (10YR 5/8) coarse prominent mottles; weak coarse prismatic structure; firm, moderately sticky, moderately plastic; 0.5 fine pores; 1 percent medium spherical iron-manganese concretions and 1 percent fine noncoherent cemented iron-manganese concretions; fragments. Lab sample # 93P02701
    4C3—415 to 515 centimeters (163.4 to 202.8 inches); very pale brown (10YR 7/3) loamy fine sand; 1 percent yellow (2.5Y 7/6) fine and medium distinct and 1 percent light gray (10YR 7/1) medium distinct mottles; massive; nonsticky, nonplastic; 0.5 medium pores; fragments. Lab sample # 93P02702. saturated zone.