| *** Primary Characterization Data *** |
| Pedon ID: S2018LA003005 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 8:17AM |
| Sampled as on Sep 13, 2018: | Ouachita ; Fine-silty, siliceous, active, thermic Fluventic Dystrudept |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2019USLA013 MLRA 150A - Sampling Fall 2018 | Natural Resources Conservation Service |
| - | Site ID | S2018LA003005 Lat: 30° 46' 13.40" north Long: 92° 49' 33.70" west MLRA: 152B | National Soil Survey Center | |
| - | Pedon No. | 19N0090 | Kellogg 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 |
| 19N00493 | A | A | 0-23 | S2018LA003005-1 | SIL | SIL | ||
| 19N00494 | Bw1 | Bw1 | 23-54 | S2018LA003005-2 | SIL | SIL | ||
| 19N00495 | Bw2 | Bw2 | 54-118 | S2018LA003005-3 | SIL | SIL | ||
| 19N00496 | 2Bg1 | 2Bg1 | 118-177 | S2018LA003005-4 | SIC | SICL | ||
| 19N00497 | 2Bg2 | 2Bg2 | 177-203 | S2018LA003005-5 | SIC | SIC | ||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 11 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, carbonate free, set 2, Weighted Average | 21 | % wt | |
| Clay, total, set 2, Weighted Average | 21 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 7 | 0.41 | (NA) | |
| LE, Whole Soil, Summed to 1m | 2 | cm/m | |
| Weighted averages based on control section: 25-100 cm | |||
| 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 | |||||||||||||||
| 19N00493 | 0-23 | A | S | sil | 22.7 | 60.7 | 16.6 | 48.3 | 12.4 | 6.7 | 7.4 | 1.4 | 0.7 | 0.4 | 1 | tr | -- | 11 | 1 | ||
| 19N00494 | 23-54 | Bw1 | S | sil | 22.1 | 60.0 | 17.9 | 45.6 | 14.4 | 8.0 | 8.8 | 0.7 | 0.2 | 0.2 | -- | -- | -- | 10 | -- | ||
| 19N00495 | 54-118 | Bw2 | S | sil | 21.1 | 58.0 | 20.9 | 42.0 | 16.0 | 9.1 | 10.4 | 1.2 | 0.1 | 0.1 | -- | -- | -- | 12 | -- | ||
| 19N00496 | 118-177 | 2Bg1 | S | sicl | 36.2 | 50.0 | 13.8 | 35.3 | 14.7 | 6.7 | 6.0 | 0.6 | 0.3 | 0.2 | -- | -- | -- | 7 | -- | ||
| 19N00497 | 177-203 | 2Bg2 | S | sic | 47.9 | 44.1 | 8.0 | 33.5 | 10.6 | 4.1 | 3.2 | 0.5 | 0.1 | 0.1 | -- | -- | -- | 4 | -- | ||
| *** Primary Characterization Data *** |
| Pedon ID: S2018LA003005 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 8:17AM |
| Sampled As | : | Ouachita | Fine-silty, siliceous, active, thermic Fluventic Dystrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 19N0090 | |||
| 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 | % | ||||||||||
| DbWR1 | DbWR1 | DbWR1 | 3C2a1a | 3D1 | |||||||||||||
| 19N00493 | 0-23 | A | S | 1.40 | 1.54 | 0.032 | 24.1 | 11.0 | 1.016 | 0.18 | 0.59 | 0.48 | |||||
| 19N00494 | 23-54 | Bw1 | S | 1.40 | 1.46 | 0.014 | 21.2 | 8.2 | 1.013 | 0.18 | 0.39 | 0.37 | |||||
| 19N00495 | 54-118 | Bw2 | S | 1.48 | 1.56 | 0.018 | 17.3 | 7.2 | 1.012 | 0.15 | 0.41 | 0.34 | |||||
| 19N00496 | 118-177 | 2Bg1 | S | 15.0 | 1.024 | 0.56 | 0.41 | ||||||||||
| 19N00497 | 177-203 | 2Bg2 | S | 18.6 | 1.036 | 0.59 | 0.39 | ||||||||||
| 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 - - - - -) | |||||||||||||||
| 4H2a | 4H2a | 4H2a | 4G1 | 4G1 | 4G1 | |||||||||||||||||
| 19N00493 | 0-23 | A | S | 2.23 | 0.18 | 0.02 | 2.2 | 12 | 0.7 | 0.2 | 0.4 | |||||||||||
| 19N00494 | 23-54 | Bw1 | S | 0.37 | 0.06 | 0.05 | 0.4 | 6 | 0.8 | 0.2 | 0.1 | |||||||||||
| 19N00495 | 54-118 | Bw2 | S | 0.21 | 0.02 | 0.01 | 0.2 | 11 | 0.6 | 0.1 | tr | |||||||||||
| 19N00496 | 118-177 | 2Bg1 | S | 0.13 | 0.04 | 0.01 | 0.1 | 3 | 1.0 | 0.1 | -- | |||||||||||
| 19N00497 | 177-203 | 2Bg2 | S | 0.10 | 0.03 | 0.01 | 0.1 | 3 | 0.7 | 0.1 | 0.1 | |||||||||||
| 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 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| 4B1a1a | 4B1a1a | 4B1a1a | 4B1a1a | 4B2b1a1 | 4B3b1a | 4B3b1a | 4B1a1a | ||||||||||
| 19N00493 | 0-23 | A | S | 8.5 | 0.8 | 0.1 | 0.1 | 9.5 | 13.0 | tr | 56.4 | 22.5 | 13.3 | 42 | 71 | ||
| 19N00494 | 23-54 | Bw1 | S | 3.1 | 0.2 | tr | 0.1 | 3.4 | 10.7 | 3.0 | 38.3 | 14.1 | 8.7 | 6.4 | 47 | 24 | 39 |
| 19N00495 | 54-118 | Bw2 | S | 1.2 | 0.1 | tr | 0.1 | 1.4 | 11.6 | 5.4 | 12.4 | 13.0 | 8.7 | 6.8 | 79 | 11 | 16 |
| 19N00496 | 118-177 | 2Bg1 | S | 5.4 | 3.7 | 1.2 | 0.2 | 10.5 | 15.2 | 6.9 | 3.1 | 25.7 | 20.2 | 17.4 | 40 | 41 | 52 |
| 19N00497 | 177-203 | 2Bg2 | S | 17.2* | 9.8 | 3.5 | 0.4 | 30.9 | 7.0 | 37.9 | 28.2 | 82 | 100 | ||||
| *** Primary Characterization Data *** |
| Pedon ID: S2018LA003005 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 8:17AM |
| Sampled As | : | Ouachita | Fine-silty, siliceous, active, thermic Fluventic Dystrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 19N0090 | |||
| 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 - -) | % | |||||||||||||||
| 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F2 | 4F1a1a1 | |||||||
| 19N00493 | 0-23 | A | S | 0.13 | 1 | ||||||||||||||||||
| 19N00494 | 23-54 | Bw1 | S | 0.04 | tr | ||||||||||||||||||
| 19N00495 | 54-118 | Bw2 | S | 0.04 | tr | ||||||||||||||||||
| 19N00496 | 118-177 | 2Bg1 | S | 0.10 | 6 | ||||||||||||||||||
| 19N00497 | 177-203 | 2Bg2 | S | 1.8 | 1.1 | 8.9 | tr | -- | 2.3 | -- | 5.5 | -- | -- | -- | 3.9 | -- | 0.2 | 109.2 | 1.28 | 0.56 | 9 | 7 | |
| 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 | |||
| 4C1a2a | 4C1a2a | 4F2 | 4E2a1a1a1 | |||||||||||
| 19N00493 | 0-23 | A | S | 4.9 | 5.5 | |||||||||
| 19N00494 | 23-54 | Bw1 | S | 4.1 | 5.0 | |||||||||
| 19N00495 | 54-118 | Bw2 | S | 3.8 | 4.7 | |||||||||
| 19N00496 | 118-177 | 2Bg1 | S | 3.8 | 4.8 | |||||||||
| 19N00497 | 177-203 | 2Bg2 | S | 5.6 | 6.1 | 6.4 | -- | |||||||
| *** Primary Characterization Data *** |
| Pedon ID: S2018LA003005 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 8:17AM |
| Sampled As | : | Ouachita | Fine-silty, siliceous, active, thermic Fluventic Dystrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 19N0090 | |||
| 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 | 7A1b1 | tion | ||||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 19N00494 | 23.0-54.0 | Bw1 | tcly | VR 2 | KK 2 | MT 2 | VERM | ||||||||||||||
| 19N00495 | 54.0-118.0 | Bw2 | tcly | VR 2 | KK 2 | MT 1 | VERM | ||||||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| KK Kaolinite | MT Montmorillonite | VR Vermiculite | ||
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |
| INTERPRETATION (BY HORIZON): | ||||
| VERM - Vermiculitic | ||||
| *** Primary Characterization Data *** |
| Pedon ID: S2018LA003005 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 8:17AM |
| Sampled As | : | Ouachita | Fine-silty, siliceous, active, thermic Fluventic Dystrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 19N0090 | |||
| 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 | ||||||||||||||
| 19N00494 | 23.0-54.0 | Bw1 | csi | 93 | QZ 84 | PO 3 | PR 3 | CD 2 | FE 2 | FK 2 | SILI | ||||||||||
| BT 1 | MS 1 | OP 1 | RU 1 | ZR tr | BY tr | ||||||||||||||||
| GN tr | HN tr | ||||||||||||||||||||
| 19N00495 | 54.0-118.0 | Bw2 | csi | 94 | QZ 90 | FK 3 | PO 2 | MS 1 | BT 1 | CD 1 | SILI | ||||||||||
| FE 1 | BY tr | OP tr | HN tr | PR tr | RU tr | ||||||||||||||||
| SS tr | ZR tr | ||||||||||||||||||||
| FRACTION INTERPRETATION: | ||||
| csi - Coarse Silt 0.02-0.05 mm | ||||
| MINERAL INTERPRETATION: | ||||
| BT Biotite | BY Beryl | CD Chert (Chalcedony | FE Iron Oxides (Goethite | FK Potassium Feldspar |
| GN Garnet | HN Hornblende | MS Muscovite | OP Opaques | PO Plant Opal |
| PR Pyroxene | QZ Quartz | RU Rutile | SS Sponge Spicule | ZR Zircon |
| INTERPRETATION (BY HORIZON): | ||||
| SILI - Siliceous | ||||