| *** Taxonomy Characterization Data *** |
| Pedon ID: 89TX429005 | ( Stephens, Texas ) | Print Date: Feb 16 2025 5:23AM |
| Sampled as on Nov 2, 1989: | Leeray-High-9.1M ; Fine, montmorillonitic, thermic Typic Chromustert |
| Revised to correlated on Jan 7, 2001: | Leeray ; Fine, smectitic, thermic Typic Haplusterts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90TX039 VERTISOL ST.-LEERAY | Natural Resources Conservation Service |
| - | Site ID | S1989TX429005 Lat: 32° 39' 26.00" north Long: 98° 36' 36.00" west MLRA: 80B | National Soil Survey Center | |
| - | Pedon No. | 90P0149 | 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 | ||||||||
| 90P00993 | 0-16 | A | S | 40.0 | 24.4 | 2.4 | 0.44 | 11 | 1.44 | 0.073 | -- | ||
| 90P00994 | 16-87 | Bkss1 | S | 39.1 | 22.1 | 2.9 | 0.42 | 10 | 1.55 | 0.080 | 1 | 90 | |
| 90P00995 | 87-122 | Bkss2 | S | 43.1 | 19.3 | 2.9 | 0.40 | 9 | 1.54 | 0.074 | 1 | ||
| 90P00996 | 122-136 | Bk1 | S | 40.7 | 16.9 | 4.6 | 0.38 | 6 | 1.52 | 0.073 | 1 | 88 | |
| 90P00997 | 136-151 | Bk2 | S | 37.7 | 13.9 | 6.6 | 0.35 | 6 | 1.50 | 0.070 | -- | ||
| 90P00998 | 151-197 | Bkss3 | S | 35.3 | 12.8 | 4.3 | 0.33 | 7 | 1.68 | 0.055 | 1 | ||
| 90P00999 | 197-210 | 2BCkss | S | 41.3 | 16.7 | 1.4 | 0.31 | 10 | 1.61 | 0.074 | 1 | 79 | |
| 90P01000 | 210-226 | 3Cr | S | 24.1 | 12.0 | 1.1 | 0.38 | 39 | 1.72 | 0.021 | 10 | 20 | |
| 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 | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 90P00993 | 0-16 | A | S | 8.0 | 1.52 | 5 | 100* | 100 | 0.80 | 0.63 | tr | ||||||||
| 90P00994 | 16-87 | Bkss1 | S | 8.6 | 0.42 | 14 | 100* | 100 | 0.80 | 0.66 | 8 | ||||||||
| 90P00995 | 87-122 | Bkss2 | S | 8.4 | 0.30 | 17 | 100* | 100 | 0.70 | 1.99 | 14 | ||||||||
| 90P00996 | 122-136 | Bk1 | S | 8.1 | 0.24 | 26 | 100* | 100 | 0.63 | 2.80 | 14 | ||||||||
| 90P00997 | 136-151 | Bk2 | S | 8.2 | 0.12 | 31 | 100* | 100 | 0.60 | 3.39 | 16 | ||||||||
| 90P00998 | 151-197 | Bkss3 | S | 8.2 | 0.06 | 34 | 100* | 100 | 0.60 | 3.11 | 14 | ||||||||
| 90P00999 | 197-210 | 2BCkss | S | 8.4 | 0.06 | 26 | 100* | 100 | 0.55 | 2.40 | 14 | ||||||||
| 90P01000 | 210-226 | 3Cr | S | 8.4 | 0.09 | 52 | 100* | 100 | 0.50 | 2.46 | 14 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.84 | (NA) | |
| Clay, carbonate free, Weighted Average | 37 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 10 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 40 | % wt | |
| LE, Whole Soil, Summed to 1m | 8 | cm/m | |
| Weighted averages based on control section: 25-100 cm | |||