| *** Taxonomy Characterization Data *** |
| Pedon ID: 97TX489001 | ( Willacy, Texas ) | Print Date: Apr 22 2025 8:35PM |
| Sampled as on Nov 30, 1997: | WILLACY ; Fine-loamy, mixed Udic Argiustolls |
| Revised to SSL: | (unnamed) ; Fine-loamy, mixed, superactive, hyperthermic Udic Haplustalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP98TX051 WILLACY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1997TX489001 Lat: 26° 23' 59.80" north Long: 97° 43' 8.10" west MLRA: 83D | National Soil Survey Center | |
| - | Pedon No. | 98P0178 | 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 | ||||||||
| 98P01122 | 0-19 | Ap1 | S | 9.4 | 7.6 | 0.63 | 54 | 1.32 | 0.020 | -- | |||
| 98P01123 | 19-36 | Ap2 | S | 10.1 | 8.5 | 0.55 | 55 | 1.53 | 0.019 | -- | |||
| 98P01124 | 36-47 | Bt1 | S | 18.0 | 15.1 | 0.49 | 44 | 1.52 | 0.019 | -- | |||
| 98P01125 | 47-88 | Bt2 | S | 21.2 | 17.5 | 0.49 | 43 | 1.56 | 0.027 | -- | 74 | ||
| 98P01126 | 88-109 | Bt3 | S | 24.4 | 18.1 | 0.48 | 40 | 1.58 | 0.041 | -- | |||
| 98P01127 | 109-123 | Btk | S | 25.1 | 14.2 | 4.3 | 0.43 | 36 | 1.44 | 0.040 | tr | ||
| 98P01128 | 123-180 | Bk1 | S | 19.6 | 11.5 | 4.2 | 0.41 | 37 | 1.53 | 0.023 | 1 | ||
| 98P01129 | 180-200 | Bk2 | S | 22.3 | 10.7 | 8.6 | 0.38 | 29 | 1.50 | 0.024 | -- | ||
| 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 | 6A2e | 4E1a1a1a1 | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 98P01122 | 0-19 | Ap1 | S | 6.3 | 0.85 | -- | 100* | 89 | 0.90 | 13 | |||||||||
| 98P01123 | 19-36 | Ap2 | S | 6.6 | 0.40 | -- | 99 | 88 | 0.91 | 3 | |||||||||
| 98P01124 | 36-47 | Bt1 | S | 6.8 | 0.38 | 99 | 93 | 0.77 | 2 | ||||||||||
| 98P01125 | 47-88 | Bt2 | S | 7.1 | 0.26 | 100* | 97 | 0.75 | 3 | ||||||||||
| 98P01126 | 88-109 | Bt3 | S | 7.6 | 0.22 | tr | 100* | 100 | 0.77 | 6 | |||||||||
| 98P01127 | 109-123 | Btk | S | 7.8 | 1.11 | 6 | 100* | 100 | 0.64 | 1.41 | 3 | ||||||||
| 98P01128 | 123-180 | Bk1 | S | 7.9 | 1.29 | 10 | 100* | 100 | 0.61 | 6.44 | 9 | ||||||||
| 98P01129 | 180-200 | Bk2 | S | 7.9 | 2.19 | 17 | 100* | 100 | 0.49 | 5.92 | 10 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.76 | (NA) | |
| Clay, carbonate free, Weighted Average | 20 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 43 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 20 | % wt | |
| LE, Whole Soil, Summed to 1m | 3 | cm/m | |
| Weighted averages based on control section: 36-86 cm | |||