| *** Taxonomy Characterization Data *** |
| Pedon ID: 79TX143002 | ( Erath, Texas ) | Print Date: Nov 23 2024 5:24PM |
| Sampled as on Jun 1, 1979: | Thurber ; Fine, montmorillonitic, thermic Typic Haplustalf |
| Revised to correlated: | Thurber ; Fine, smectitic, thermic Typic Haplustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP79TX153 HARD-SETTING SOILS | Natural Resources Conservation Service |
| - | Site ID | S1979TX143002 Lat: 32° 26' 28.01" north Long: 98° 21' 38.01" west MLRA: 80B | National Soil Survey Center | |
| - | Pedon No. | 79P0186 | 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 | |||||||||
| 79P00908 | 0-20 | A | S | 29.2 | 13.4 | 0.34 | 8 | 1.65 | 0.022 | -- | |||
| 79P00909 | 20-35 | Bt11 | S | 42.8 | 22.0 | -- | 0.31 | 5 | 1.60 | 0.051 | -- | ||
| 79P00910 | 35-50 | Bt12 | S | 44.2 | 17.7 | -- | 0.28 | 7 | 1.62 | 0.051 | -- | ||
| 79P00911 | 50-70 | Bt21 | S | 45.1 | 10.0 | 3.2 | 0.27 | 8 | 1.65 | 0.043 | -- | ||
| 79P00912 | 70-88 | Bt22 | S | 42.7 | 16.8 | 0.3 | 0.31 | 4 | 1.65 | 0.043 | -- | ||
| 79P00913 | 88-120 | Btk | S | 41.9 | 14.7 | 0.30 | 7 | 1.69 | 0.047 | tr | |||
| 79P00914 | 120-145 | Bt31 | S | 26.4 | 10.3 | 0.32 | 24 | 1.64 | 0.022 | 1 | |||
| 79P00915 | 145-180 | Bt32 | S | 29.4 | 12.4 | 0.34 | 16 | 1 | |||||
| 79P00916 | 180-235 | B | S | 33.2 | 15.8 | 0.36 | 14 | tr | |||||
| 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 | ||||||||||||
| 79P00908 | 0-20 | A | S | 7.8 | 1.25 | -- | 100* | 93 | 0.55 | -- | |||||||||
| 79P00909 | 20-35 | Bt11 | S | 8.1 | 1.13 | -- | 100* | 96 | 0.56 | 1 | |||||||||
| 79P00910 | 35-50 | Bt12 | S | 8.5 | 0.89 | 1 | 100* | 100 | 0.51 | 0.48 | 2 | ||||||||
| 79P00911 | 50-70 | Bt21 | S | 8.5 | 0.65 | 5 | 100* | 100 | 0.45 | 1.18 | 6 | ||||||||
| 79P00912 | 70-88 | Bt22 | S | 8.2 | 0.52 | 4 | 100* | 100 | 0.49 | 3.03 | 8 | ||||||||
| 79P00913 | 88-120 | Btk | S | 8.0 | 0.39 | 3 | 100* | 100 | 0.47 | 4.72 | 8 | ||||||||
| 79P00914 | 120-145 | Bt31 | S | 8.1 | 0.22 | 1 | 100* | 99 | 0.47 | 3.54 | 9 | ||||||||
| 79P00915 | 145-180 | Bt32 | S | 8.0 | 0.23 | tr | 100* | 94 | 0.49 | 3.00 | 11 | ||||||||
| 79P00916 | 180-235 | B | S | 7.9 | 0.16 | tr | 100* | 94 | 0.46 | 3.33 | 10 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.52 | (NA) | |
| Clay, carbonate free, Weighted Average | 43 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 44 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 20-70 cm | |||