| *** Primary Characterization Data *** |
| Pedon ID: 86TX225005 | ( Houston, Texas ) | Print Date: Feb 16 2025 6:03AM |
| Sampled as on Oct 1, 1986: | Oakwood ; Fine-loamy, siliceous, thermic Plinthic Paleudalf |
| Revised to correlated: | Oakwood ; Fine-loamy, siliceous, semiactive, thermic Plinthic Paleudalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP87TX028 REDLANDS-1986 | Natural Resources Conservation Service |
| - | Site ID | S1986TX225005 Lat: 31° 31' 2.00" north Long: 95° 25' 48.99" west MLRA: 133B | National Soil Survey Center | |
| - | Pedon No. | 87P0084 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 87P00501 | Ap1 | Ap1 | 0-10 | FSL | FSL | |||
| 87P00502 | Ap2 | Ap2 | 10-24 | FSL | LFS | |||
| 87P00503 | Bt1 | Bt1 | 24-50 | CL | SCL | |||
| 87P00504 | Bt2 | Bt2 | 50-80 | CL | SC | |||
| 87P00505 | Bt3 | Bt3 | 80-98 | CL | CL | |||
| 87P00506 | Btv | BtV | 98-132 | CL | CL | |||
| 87P00507 | Bt/E1 | Bt/E1 | 132-173 | CL | SCL | |||
| 87P00508 | Bt/E2 | Bt/E2 | 173-220 | CL | SCL | |||
| 87P00509 | 2Bt | 2Bt | 220-270 | C | CL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.31 | (NA) | |
| Clay, carbonate free, Weighted Average | 30 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 42 | % wt | |
| Volume, >2mm, Weighted Average | 6 | % vol | |
| Clay, total, Weighted Average | 30 | % wt | |
| LE, Whole Soil, Summed to 1m | 2 | cm/m | |
| Weighted averages based on control section: 24-74 cm | |||
| *** Primary Characterization Data *** |
| Pedon ID: 86TX225005 | ( Houston, Texas ) | Print Date: Feb 16 2025 6:03AM |
| Sampled As | : | Oakwood | Fine-loamy, siliceous, thermic Plinthic Paleudalf | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 87P0084 | |||
| PSDA & Rock Fragments | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| (- - - - - Total - - - - - -) | (- - Clay - - -) | (- - - - Silt - - - - -) | (- - - - - - - - - - - - Sand - - - - - - - - - - - -) | ( Rock Fragments (mm) ) | |||||||||||||||||
| Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
| Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
| Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3B1 | 3B1 | 3B1 | |||||||
| 87P00501 | 0-10 | Ap1 | S | fsl | 5.6 | 20.1 | 74.3 | 3.6 | 5.8 | 14.3 | 21.2 | 46.2 | 4.2 | 0.7 | 2.0 | 2 | 1 | -- | 55 | 3 | |
| 87P00502 | 10-24 | Ap2 | S | lfs | 3.8 | 20.2 | 76.0 | 2.6 | 5.6 | 14.6 | 21.7 | 48.5 | 4.3 | 0.9 | 0.6 | 1 | tr | -- | 55 | 1 | |
| 87P00503 | 24-50 | Bt1 | S | scl | 24.5 | 19.8 | 55.7 | 20.2 | 7.0 | 12.8 | 20.1 | 29.8 | 3.2 | 1.1 | 1.5 | 3 | 1 | -- | 39 | 4 | |
| 87P00504 | 50-80 | Bt2 | S | sc | 35.1 | 17.6 | 47.3 | 29.5 | 6.8 | 10.8 | 12.9 | 26.1 | 2.7 | 1.9 | 3.7 | 10 | 7 | -- | 46 | 17 | |
| 87P00505 | 80-98 | Bt3 | S | cl | 37.3 | 18.6 | 44.1 | 30.5 | 7.8 | 10.8 | 12.1 | 26.1 | 2.5 | 1.2 | 2.2 | 7 | 2 | -- | 38 | 9 | |
| 87P00506 | 98-132 | Btv | S | cl | 34.1 | 21.3 | 44.6 | 26.4 | 9.2 | 12.1 | 15.3 | 25.5 | 1.9 | 0.7 | 1.2 | 6 | 1 | -- | 35 | 7 | |
| 87P00507 | 132-173 | Bt/E1 | S | scl | 29.8 | 20.0 | 50.2 | 21.3 | 8.6 | 11.4 | 12.2 | 32.1 | 2.7 | 1.1 | 2.1 | 5 | 4 | -- | 44 | 9 | |
| 87P00508 | 173-220 | Bt/E2 | S | scl | 30.5 | 19.5 | 50.0 | 22.2 | 9.7 | 9.8 | 11.2 | 34.8 | 3.0 | 0.5 | 0.5 | 2 | 1 | -- | 41 | 3 | |
| 87P00509 | 220-270 | 2Bt | S | cl | 35.6 | 25.6 | 38.8 | 25.8 | 12.3 | 13.3 | 11.7 | 25.0 | 1.7 | 0.2 | 0.2 | tr | 1 | -- | 29 | 1 | |
| Bulk Density & Moisture | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (Bulk Density) | Cole | (- - - - - - - - - - - Water Content - - - - - - - - - - -) | ( Air Dry-Oven Dry ) | WRD | Aggst | ||||||||||||
| 33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
| Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
| Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
| 4A1d | 4A1h | 4B1c | 3C2a1a | 3D1 | 4C1 | 8D1 | 8D1 | ||||||||||
| 87P00501 | 0-10 | Ap1 | S | 1.34 | 1.36 | 0.005 | 8.1 | 2.6 | 1.002 | 0.07 | 0.54 | 0.46 | |||||
| 87P00502 | 10-24 | Ap2 | S | 1.47 | 1.47 | -- | 5.6 | 3.0 | 1.002 | 0.04 | 1.03 | 0.79 | |||||
| 87P00503 | 24-50 | Bt1 | S | 1.51 | 1.60 | 0.019 | 18.9 | 9.9 | 1.011 | 0.13 | 0.33 | 0.40 | |||||
| 87P00504 | 50-80 | Bt2 | S | 1.52 | 1.63 | 0.021 | 20.8 | 13.6 | 1.017 | 0.10 | 0.29 | 0.39 | |||||
| 87P00505 | 80-98 | Bt3 | S | 1.45 | 1.54 | 0.019 | 24.6 | 14.0 | 1.017 | 0.15 | 0.27 | 0.38 | |||||
| 87P00506 | 98-132 | Btv | S | 1.57 | 1.66 | 0.018 | 21.1 | 12.9 | 1.014 | 0.12 | 0.28 | 0.38 | |||||
| 87P00507 | 132-173 | Bt/E1 | S | 1.67 | 1.75 | 0.015 | 17.6 | 11.2 | 1.012 | 0.10 | 0.28 | 0.38 | |||||
| 87P00508 | 173-220 | Bt/E2 | S | 1.76 | 1.87 | 0.020 | 16.9 | 11.4 | 1.012 | 0.09 | 0.30 | 0.37 | |||||
| 87P00509 | 220-270 | 2Bt | S | 1.69 | 1.98 | 0.054 | 19.8 | 13.5 | 1.019 | 0.11 | 0.44 | 0.38 | |||||
| *** Primary Characterization Data *** |
| Pedon ID: 86TX225005 | ( Houston, Texas ) | Print Date: Feb 16 2025 6:03AM |
| Sampled As | : | Oakwood | Fine-loamy, siliceous, thermic Plinthic Paleudalf | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 87P0084 | |||
| Carbon & Extractions | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
| (- - - - - Total - - - - -) | Est | OC | C/N | (- - - Dith-Cit Ext - - -) | (- - - - - - Ammonium Oxalate Extraction - - - - - -) | (- - - Na Pyro-Phosphate - - -) | ||||||||||||||||
| Depth | C | N | S | OC | (WB) | Ratio | Fe | Al | Mn | Al+½Fe | ODOE | Fe | Al | Si | Mn | C | Fe | Al | Mn | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - % of <2 mm - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - - - % of < 2mm - - - - -) | |||||||||||||||
| 6B3a | 6A1c | 6C2b | 6G7a | 6D2a | ||||||||||||||||||
| 87P00501 | 0-10 | Ap1 | S | 0.039 | 0.26 | 7 | 1.2 | 0.1 | tr | |||||||||||||
| 87P00502 | 10-24 | Ap2 | S | 0.095 | 1.13 | 12 | 0.7 | 0.1 | tr | |||||||||||||
| 87P00503 | 24-50 | Bt1 | S | 0.040 | 0.36 | 9 | 2.5 | 0.4 | tr | |||||||||||||
| 87P00504 | 50-80 | Bt2 | S | 0.035 | 0.24 | 7 | 3.8 | 0.7 | tr | |||||||||||||
| 87P00505 | 80-98 | Bt3 | S | 0.18 | 4.4 | 0.8 | -- | |||||||||||||||
| 87P00506 | 98-132 | Btv | S | 0.09 | 4.5 | 0.6 | -- | |||||||||||||||
| 87P00507 | 132-173 | Bt/E1 | S | 0.08 | 4.4 | 0.6 | tr | |||||||||||||||
| 87P00508 | 173-220 | Bt/E2 | S | 0.04 | 4.9 | 0.5 | -- | |||||||||||||||
| 87P00509 | 220-270 | 2Bt | S | 0.01 | 3.4 | 0.2 | -- | |||||||||||||||
| CEC & Bases | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (- - - - - - NH4OAC Extractable Bases - - - - -) | CEC8 | CEC7 | ECEC | (- - - - Base - - - -) | |||||||||||||
| Sum | Acid- | Extr | KCl | Sum | NH4 | Bases | Al | (- Saturation -) | |||||||||
| Depth | Ca | Mg | Na | K | Bases | ity | Al | Mn | Cats | OAC | +Al | Sat | Sum | NH4OAC | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - cmol(+) kg-1 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| 6N2e | 6O2d | 6P2b | 6Q2b | 6H5a | 6G9b | 5A3a | 5A8b | 5A3b | 5G1 | 5C3 | 5C1 | ||||||
| 87P00501 | 0-10 | Ap1 | S | 1.7 | 0.5 | tr | 0.1 | 2.3 | 1.7 | tr | 4.0 | 3.0 | 58 | 77 | |||
| 87P00502 | 10-24 | Ap2 | S | 2.2 | 0.7 | tr | 0.2 | 3.1 | 3.5 | 0.1 | 6.6 | 3.9 | 3.2 | 3 | 47 | 79 | |
| 87P00503 | 24-50 | Bt1 | S | 4.2 | 2.1 | 0.1 | 0.2 | 6.6 | 4.2 | 10.8 | 8.0 | 61 | 83 | ||||
| 87P00504 | 50-80 | Bt2 | S | 4.3 | 3.5 | 0.1 | 0.1 | 8.0 | 6.6 | 14.6 | 10.2 | 55 | 78 | ||||
| 87P00505 | 80-98 | Bt3 | S | 3.0 | 3.4 | 0.1 | 0.6 | 7.1 | 6.9 | 0.3 | 14.0 | 9.9 | 7.4 | 4 | 51 | 72 | |
| 87P00506 | 98-132 | Btv | S | 2.4 | 2.8 | 0.1 | 0.1 | 5.4 | 7.9 | 1.7 | 13.3 | 9.4 | 7.1 | 24 | 41 | 57 | |
| 87P00507 | 132-173 | Bt/E1 | S | 1.7 | 2.0 | 0.1 | 0.1 | 3.9 | 7.0 | 1.9 | 10.9 | 8.2 | 5.8 | 33 | 36 | 48 | |
| 87P00508 | 173-220 | Bt/E2 | S | 3.0 | 2.4 | 0.1 | 0.1 | 5.6 | 6.2 | 1.9 | 11.8 | 9.2 | 7.5 | 25 | 47 | 61 | |
| 87P00509 | 220-270 | 2Bt | S | 9.5 | 4.9 | 0.1 | 0.2 | 14.7 | 5.2 | 0.9 | 19.9 | 15.8 | 15.6 | 6 | 74 | 93 | |
| *** Primary Characterization Data *** |
| Pedon ID: 86TX225005 | ( Houston, Texas ) | Print Date: Feb 16 2025 6:03AM |
| Sampled As | : | Oakwood | Fine-loamy, siliceous, thermic Plinthic Paleudalf | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 87P0084 | |||
| Salt | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | |||
| (- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -) | 1:2 | ||||||||||||||||||||||
| Total | Elec | Elec | Exch | ||||||||||||||||||||
| Depth | Ca | Mg | Na | K | CO3 | HCO3 | F | Cl | PO4 | Br | OAC | SO4 | NO2 | NO3 | H2O | Salts | Cond | Cond | Na | SAR | |||
| Layer | (cm) | Horz | Prep | (- - - - - mmol(+) L-1 - - - - -) | (- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -) | (- - - - % - - - -) | (- - dS m-1 - -) | % | |||||||||||||||
| 87P00501 | 0-10 | Ap1 | S | -- | |||||||||||||||||||
| 87P00502 | 10-24 | Ap2 | S | -- | |||||||||||||||||||
| 87P00503 | 24-50 | Bt1 | S | 1 | |||||||||||||||||||
| 87P00504 | 50-80 | Bt2 | S | 1 | |||||||||||||||||||
| 87P00505 | 80-98 | Bt3 | S | 1 | |||||||||||||||||||
| 87P00506 | 98-132 | Btv | S | 1 | |||||||||||||||||||
| 87P00507 | 132-173 | Bt/E1 | S | 1 | |||||||||||||||||||
| 87P00508 | 173-220 | Bt/E2 | S | 1 | |||||||||||||||||||
| 87P00509 | 220-270 | 2Bt | S | 1 | |||||||||||||||||||
| pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
| (- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
| CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
| Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
| Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
| 4C1a2a3 | 4C1a2a | 4C1a2a | ||||||||||||
| 87P00501 | 0-10 | Ap1 | S | 4.4 | 4.9 | 5.4 | ||||||||
| 87P00502 | 10-24 | Ap2 | S | 4.2 | 4.4 | 4.7 | ||||||||
| 87P00503 | 24-50 | Bt1 | S | 4.9 | 5.3 | 5.9 | ||||||||
| 87P00504 | 50-80 | Bt2 | S | 5.0 | 5.4 | 5.9 | ||||||||
| 87P00505 | 80-98 | Bt3 | S | 4.4 | 4.7 | 5.4 | ||||||||
| 87P00506 | 98-132 | Btv | S | 3.9 | 4.4 | 5.1 | ||||||||
| 87P00507 | 132-173 | Bt/E1 | S | 3.8 | 4.3 | 5.1 | ||||||||
| 87P00508 | 173-220 | Bt/E2 | S | 3.8 | 4.3 | 5.0 | ||||||||
| 87P00509 | 220-270 | 2Bt | S | 3.7 | 4.4 | 5.2 | ||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 86TX225005 | ( Houston, Texas ) | Print Date: Feb 16 2025 6:03AM |
| Sampled As | : | Oakwood | Fine-loamy, siliceous, thermic Plinthic Paleudalf | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 87P0084 | |||
| Clay Mineralogy (<.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| X-Ray | Thermal | Elemental | EGME | Inter | |||||||||||||||||
| SiO2 | Al2O3 | Fe2O3 | MgO | CaO | K2O | Na2O | Retn | preta | |||||||||||||
| Depth | Fract | 7A2i | 7A4a | 7A4b | 7C3 | tion | |||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 87P00504 | 50.0-80.0 | Bt2 | tcly | KK 3 | MM 1 | GE 1 | MI 1 | KK 42 | GI 3 | 10.4 | 0.7 | ||||||||||
| 87P00509 | 220.0-270.0 | 2Bt | tcly | KK 3 | MT 2 | MM 2 | GE 2 | MI 1 | KK 25 | GI 1 | KK 20 | GI 1 | 10.7 | 0.6 | |||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| GE Goethite | GI Gibbsite | KK Kaolinite | MI Mica | MM Montmorillonite-Mica |
| MT Montmorillonite | ||||
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |
| *** Primary Characterization Data *** |
| Pedon ID: 86TX225005 | ( Houston, Texas ) | Print Date: Feb 16 2025 6:03AM |
| Sampled As | : | Oakwood | Fine-loamy, siliceous, thermic Plinthic Paleudalf | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 87P0084 | |||
| Sand - Silt Mineralogy (2.0-0.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| X-Ray | Thermal | Optical | EGME | Inter | |||||||||||||||||
| Tot Re | Grain Count | Retn | preta | ||||||||||||||||||
| Depth | Fract | 7B1a2 | tion | ||||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - peak size - - - - - - - - - ) | (- - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 87P00504 | 50.0-80.0 | Bt2 | vfs | 98 | QZ 93 | FE 5 | FK 2 | QI tr | KY tr | TM tr | |||||||||||
| ZR tr | |||||||||||||||||||||
| 87P00504 | 50.0-80.0 | Bt2 | fs | 99 | QZ 99 | ||||||||||||||||
| 87P00509 | 220.0-270.0 | 2Bt | vfs | 99 | QZ 83 | QI 14 | FE 2 | FK 1 | TM tr | ZR tr | |||||||||||
| BC tr | |||||||||||||||||||||
| FRACTION INTERPRETATION: | ||||
| vfs - Very Fine Sand 0.05-0.1 mm | fs - Fine Sand 0.1-0.25 mm | |||
| MINERAL INTERPRETATION: | ||||
| BC Biotite-Chlorite | FE Iron Oxides (Goethite | FK Potassium Feldspar | KY Kyanite | QI Iron Oxide-Coated Quartz |
| QZ Quartz | TM Tourmaline | ZR Zircon | ||