| *** Taxonomy Characterization Data *** |
| Pedon ID: MLRA78-Obaro-TX263-002 | ( Kent, Texas ) | Print Date: Dec 11 2024 4:00PM |
| Sampled as on Apr 29, 1980: | Obaro ; Fine-silty, mixed Typic Haplustalfs |
| Revised to correlated on Dec 1, 1985: | Woodward ; Coarse-loamy, mixed, active, thermic Typic Ustochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP80TX207 PERMIAN REDBED STUDY | Natural Resources Conservation Service |
| - | Site ID | S80-TX263-002 Lat: 33° 10' 44.99" north Long: 100° 42' 25.01" west MLRA: 78B | National Soil Survey Center | |
| - | Pedon No. | 80P0281 | 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 | 3A1a1a | 3A1a1a | 8D1 | 4A1d | 7B1a2 | ||||||||
| 80P01517 | 0-12 | A | S | 12.3 | 5.7 | 0.3 | 0.44 | 25 | 3 | ||||
| 80P01518 | 12-36 | Bk11 | S | 14.4 | 13.1 | 2.0 | 0.47 | 18 | 1.46 | 0.007 | 2 | 75 | |
| 80P01519 | 36-57 | Bk12 | S | 16.9 | 9.4 | 2.3 | 0.45 | 21 | 1.39 | -- | 5 | ||
| 80P01520 | 57-82 | Bk21 | S | 12.3 | 6.6 | 0.6 | 0.51 | 22 | 1.52 | 0.009 | 6 | 66 | |
| 80P01521 | 82-102 | Bk22 | S | 10.6 | 4.5 | 0.53 | 18 | 1.39 | 0.076 | tr | |||
| 80P01522 | 102-134 | Crk1 | S | 19.8 | 7.0 | 0.49 | 13 | 1.61 | 0.008 | 4 | |||
| 80P01523 | 134-154 | Crk2 | S | 18.1 | 6.2 | 0.56 | 8 | 1.63 | 0.026 | tr | |||
| 80P01524 | 154-165 | Crk3 | S | 8.1 | 3.3 | 0.68 | 20 | 1.62 | 0.004 | 5 | |||
| 80P01525 | 165-190 | Cr | S | 7.0 | 4.1 | 0.94 | 5 | 1.68 | 0.012 | tr | 75 | ||
| 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 | % | |||||||||||
| 8C1a | 6A1c | 6E1b | 5C1 | 5C3 | 8D1 | 8A1a | 5D2 | ||||||||||||
| 80P01517 | 0-12 | A | S | 8.3 | 0.60 | 7 | 100* | 100 | 0.57 | 0.53 | -- | ||||||||
| 80P01518 | 12-36 | Bk11 | S | 8.3 | 0.70 | 10 | 100* | 100 | 0.54 | 0.40 | -- | ||||||||
| 80P01519 | 36-57 | Bk12 | S | 8.4 | 0.57 | 17 | 100* | 100 | 0.47 | -- | |||||||||
| 80P01520 | 57-82 | Bk21 | S | 8.5 | 0.28 | 11 | 100* | 100 | 0.55 | -- | |||||||||
| 80P01521 | 82-102 | Bk22 | S | 8.5 | 0.16 | 8 | 100* | 100 | 0.60 | 2 | |||||||||
| 80P01522 | 102-134 | Crk1 | S | 8.4 | 0.12 | 9 | 100* | 100 | 0.60 | 1.48 | 5 | ||||||||
| 80P01523 | 134-154 | Crk2 | S | 8.3 | 0.10 | 6 | 100* | 100 | 0.67 | 1.80 | 5 | ||||||||
| 80P01524 | 154-165 | Crk3 | S | 8.4 | 0.06 | 5 | 100* | 100 | 0.89 | 1.34 | 5 | ||||||||
| 80P01525 | 165-190 | Cr | S | 8.5 | 0.07 | 4 | 100* | 100 | 1.19 | 1.29 | 5 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.58 | (NA) | |
| Clay, carbonate free, Weighted Average | 12 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 20 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 13 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||