| *** Taxonomy Characterization Data *** |
| Pedon ID: 82TX289029 | ( Leon, Texas ) | Print Date: Nov 21 2024 8:05PM |
| Sampled as on Apr 1, 1982: | Rosanky ; Fine, mixed, thermic Udic Paleustalf |
| Revised to correlated: | Margie ; Fine, mixed, thermic Ultic Haplustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP82TX206 LEON COUNTY - LIGNITE STUDY | Natural Resources Conservation Service |
| - | Site ID | S1982TX289029 Lat: 31° 11' 50.00" north Long: 96° 11' 20.00" west MLRA: 87A | National Soil Survey Center | |
| - | Pedon No. | 82P0616 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Taxonomy Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | |||
| Fine | CaCO3 | 1500 | .1-75 | Bulk | Cole | Vol | Resist | ||||||
| Clay | Clay | Clay | kPa | Clay | mm | Den | Whole | % of | Min | ||||
| Depth | <.002 | <.0002 | <.002 | /Clay | Est | Frac | 33 kPa | Soil | Whole | % | |||
| Layer | (cm) | Horz | Prep | (---------% of <2 mm-------) | (-------- % --------) | g cm-3 | cm cm-1 | ||||||
| 3A1a1a | 8D1 | 4A1d | |||||||||||
| 82P03222 | 0-25 | A | S | 10.4 | 0.55 | 51 | 3 | ||||||
| 82P03223 | 25-36 | BA | S | 22.0 | 0.40 | 49 | 4 | ||||||
| 82P03224 | 36-68 | Bt1 | S | 39.0 | 0.40 | 34 | 1.55 | 0.035 | 2 | ||||
| 82P03225 | 68-117 | Bt2 | S | 39.6 | 0.44 | 64 | 30 | ||||||
| 82P03226 | 117-160 | Bt3 | S | 26.5 | 0.40 | 48 | 1.63 | 0.024 | tr | ||||
| 82P03227 | 160-178 | BC | S | 16.0 | 0.40 | 70 | 1.78 | 0.009 | -- | ||||
| 82P03228 | 178-200 | C | S | 18.6 | 0.42 | 73 | 1.63 | 0.042 | 2 | ||||
| Taxonomy Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | |||
| pH | pH | Org | Tot | Al+½ Fe | CO3 as | (--- Base Sat ---) | NZ | ECEC | CEC7 | ECEC | Al | ||||||||
| Depth | H2O | NaF | C | C | Oxal | ODOE | CaCO3 | NH4 | Bases | P Ret | cmol(+) | /Clay | /Clay | Sat | E C | ESP | |||
| Layer | (cm) | Horz | Prep | (------------------------------------------ % --------------------------------------------) | kg -1 | % | dS m-1 | % | |||||||||||
| 4C1a2a | 6A1c | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||||
| 82P03222 | 0-25 | A | S | 6.1 | 0.79 | 85 | 67 | 0.70 | -- | ||||||||||
| 82P03223 | 25-36 | BA | S | 6.1 | 0.52 | 82 | 66 | 0.40 | -- | ||||||||||
| 82P03224 | 36-68 | Bt1 | S | 6.3 | 0.62 | 80 | 67 | 0.36 | -- | ||||||||||
| 82P03225 | 68-117 | Bt2 | S | 6.3 | 0.41 | 76 | 66 | 0.41 | -- | ||||||||||
| 82P03226 | 117-160 | Bt3 | S | 5.6 | 0.23 | 82 | 71 | 0.40 | -- | ||||||||||
| 82P03227 | 160-178 | BC | S | 5.5 | 0.07 | 87 | 77 | 0.43 | -- | ||||||||||
| 82P03228 | 178-200 | C | S | 5.3 | 0.08 | 88 | 82 | 0.48 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.38 | (NA) | |
| Clay, carbonate free, Weighted Average | 39 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 45 | % wt | |
| Volume, >2mm, Weighted Average | 11 | % vol | |
| Clay, total, Weighted Average | 39 | % wt | |
| Weighted averages based on control section: 36-86 cm | |||