IDENTIFIERS

  • Current Taxon Name (Soil Name): Falba
  • OSD
  • Series Extent
  • User Site ID: S1983TX185001
  • User Pedon ID: S1983TX185001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - TAMU
  • Lab Pedon # - S83TX185001
  • NCSS Pedon Lab Data NASIS Record ID - 45702
  • Print Date: 11/23/2024

    • 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: 30.5918617
  • Std. Longitude: -95.9754181
  • Datum: WGS84
  • Location Description: From the junction of Texas 30 and Texas 90 in Roans Prairie, 1.9 miles west on Texas 30, 0.1 milesI north and east on county road, 150 feet north of road in pasture.
  • Map Unit: FaC—Falba fine sandy loam, 1 to 5 percent slopes
  • State: Texas
  • County: TX185—Grimes
  • MLRA: 87A—Texas Claypan Area, Southern Part
  • Non-MLRA Soil Survey Area: TX185—Grimes County, Texas

    • PEDON

  • Describers Name: Greenwade,Crenwelge,Schlappi,Smith,Hallmark,West
  • Current Taxonomic Class: Fine, smectitic, thermic Aquic Paleustalfs
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: 1996 Grimes County Soil Survey
  • Correlated Information:
  • Soil Name - Falba
  • PSC - 15 to 65 cm.
  • Classificaton Date - 5/21/2012
  • Moisture Subclass - udic
  • Sampled As Information:
  • Soil Name - Falba
  • Classificaton Date - 4/8/1983
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • QC Status: level 2
  • QA Status: level 2


    • SITE

  • Landform: sill
  • Geomorphic Component Hills: side slope
  • Drainage Class: somewhat poorly
  • Geology: Chatahoula formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/8/1983 (actual site observation date)
  • Air Photo ID: AS-21
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - other grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Yield Study ID -
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    abrupt textural change

    argillic horizon

    aquic conditions

    paralithic contact

    0—15

    15—20

    15—75

    15—75

    75—120

    —15—

    —5—

    —60—

    —60—

    —45—
    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

    —

    —

    —

    —

    135

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches);, brown (10YR 5/3), moist; fine sandy loam; weak fine subangular blocky structure; hard, friable; 8.0 roots; 8.0 pores; fragments; strongly acid, pH 5.3; abrupt smooth boundary. Lab sample # TAMU1637
    Bt1—15 to 35 centimeters (5.9 to 13.8 inches);, dark grayish brown (10YR 4/2), moist; clay; moderate medium subangular blocky structure; extremely hard, extremely firm; 3.0 roots; 40 percent clay films on all faces of peds; fragments; strongly acid, pH 5.3; clear smooth boundary. Lab sample # TAMU1638. discontinuous - phpvsfiid 352474; discontinuous - phpvsfiid 352474
    Bt2—35 to 61 centimeters (13.8 to 24.0 inches);, grayish brown (10YR 5/2), moist; clay; moderate medium subangular blocky structure; extremely hard, extremely firm; 3.0 fine roots; 40 percent clay films on all faces of peds; fragments; strongly acid, pH 5.3; clear wavy boundary. Lab sample # TAMU1639
    BCt—61 to 75 centimeters (24.0 to 29.5 inches);, dark grayish brown (10YR 4/2), moist; clay; weak medium subangular blocky structure; extremely firm; 40 percent very dark gray (10YR 3/1) clay films; fragments; very strongly acid, pH 4.8; clear wavy boundary. Lab sample # TAMU1640
    Cr1—75 to 94 centimeters (29.5 to 37.0 inches);, light yellowish brown (10YR 6/4), moist; extremely firm; 0.9 fine roots; fragments; very strongly acid, pH 4.8; clear wavy boundary. Lab sample # TAMU1641
    Cr2—94 to 120 centimeters (37.0 to 47.2 inches);, light gray (2.5Y 7/2), moist; 15 percent clay films; fragments; very strongly acid, pH 4.8. Lab sample # TAMU1642