| *** Taxonomy Characterization Data *** |
| Pedon ID: 77TX143001 | ( Erath, Texas ) | Print Date: Nov 12 2024 1:39AM |
| Sampled as on Sep 1, 1977: | Windthorst ; Fine, mixed, thermic Udic Paleustalf |
| Revised to correlated on Sep 22, 2017: | Windthorst ; Fine-silty, siliceous, active, thermic Udic Paleustalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP78TX143 EASTLAND AND ERATH COUNTIES | Natural Resources Conservation Service |
| - | Site ID | S1977TX143001 Lat: 32° 15' 31.00" north Long: 98° 11' 34.01" west MLRA: 84B | National Soil Survey Center | |
| - | Pedon No. | 78P0389 | 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 | 7B1a2 | |||||||||
| 78P02117 | 0-20 | Ap | S | 11.9 | 11.1 | 0.46 | 21 | -- | |||||
| 78P02118 | 20-43 | Bt11 | S | 36.9 | 32.3 | 0.41 | 8 | -- | |||||
| 78P02119 | 43-56 | Bt12 | S | 33.9 | 30.5 | 0.41 | 4 | -- | 96 | ||||
| 78P02120 | 56-79 | Bt13 | S | 28.2 | 24.9 | 0.44 | 3 | -- | |||||
| 78P02121 | 79-94 | Bt21 | S | 24.0 | 21.1 | 0.44 | 2 | -- | |||||
| 78P02122 | 94-107 | Bt22 | S | 19.7 | 17.3 | 0.43 | 3 | -- | |||||
| 78P02123 | 107-127 | C1 | S | 16.0 | 14.7 | 0.43 | 4 | -- | |||||
| 78P02124 | 127-147 | C2 | S | 13.0 | 10.6 | 0.42 | 5 | -- | |||||
| 78P02125 | 147-163 | C3 | S | 10.6 | 9.8 | 0.6 | 0.40 | 6 | -- | ||||
| 78P02126 | 163-198 | Cr | S | 7.7 | 7.7 | 0.7 | 0.45 | 7 | -- | ||||
| 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 | 5D2 | |||||||||||||
| 78P02117 | 0-20 | Ap | S | 6.5 | 0.43 | 90 | 74 | 0.60 | -- | ||||||||||
| 78P02118 | 20-43 | Bt11 | S | 6.4 | 0.40 | 85 | 72 | 0.47 | 1 | ||||||||||
| 78P02119 | 43-56 | Bt12 | S | 6.1 | 0.30 | 79 | 72 | 0.48 | 1 | ||||||||||
| 78P02120 | 56-79 | Bt13 | S | 5.9 | 0.23 | 81 | 73 | 0.50 | 1 | ||||||||||
| 78P02121 | 79-94 | Bt21 | S | 6.0 | 0.18 | 88 | 78 | 0.50 | 1 | ||||||||||
| 78P02122 | 94-107 | Bt22 | S | 5.9 | 0.15 | 90 | 79 | 0.51 | 1 | ||||||||||
| 78P02123 | 107-127 | C1 | S | 6.0 | 0.12 | 93 | 80 | 0.51 | -- | ||||||||||
| 78P02124 | 127-147 | C2 | S | 6.4 | 0.09 | 98 | 85 | 0.50 | 2 | ||||||||||
| 78P02125 | 147-163 | C3 | S | 8.3 | 0.08 | 2 | 100* | 100 | 0.49 | -- | |||||||||
| 78P02126 | 163-198 | Cr | S | 8.4 | 0.06 | 2 | 100* | 100 | 0.49 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.48 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 6 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 34 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||