| *** Taxonomy Characterization Data *** |
| Pedon ID: 84TX145001 | ( Falls, Texas ) | Print Date: Feb 16 2025 5:28AM |
| Sampled as on Jun 1, 1984: | Houston Black ; Fine, montmorillonitic, thermic Udic Pellustert |
| Revised to correlated: | HOUSTON BLACK ; Fine, montmorillonitic Udic Pellusterts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP85NL048 SOIL MUSEUM | Natural Resources Conservation Service |
| - | Site ID | S1984TX145001 Lat: 31° 28' 34.00" north Long: 96° 53' 9.99" west MLRA: 86A | National Soil Survey Center | |
| - | Pedon No. | 85P0188 | 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 | |||||||||
| 85P00948 | 0-14 | A1 | S | 53.1 | 11.8 | -- | 0.50 | 6 | 1.16 | 0.131 | tr | ||
| 85P00949 | 14-38 | A2 | S | 56.4 | 6.4 | 3.4 | 0.45 | 5 | 1.15 | 0.148 | tr | ||
| 85P00950 | 38-60 | A3 | S | 56.2 | 6.4 | 4.6 | 0.46 | 5 | 1.18 | 0.145 | -- | ||
| 85P00951 | 60-86 | Bw1 | S | 57.5 | 8.3 | 7.7 | 0.46 | 5 | 1.16 | 0.149 | tr | ||
| 85P00952 | 86-108 | Bw2 | S | 57.4 | 7.8 | 5.8 | 0.44 | 4 | 1.14 | 0.147 | tr | ||
| 85P00953 | 108-130 | Bw3 | S | 58.3 | 8.0 | 8.6 | 0.44 | 5 | 1.17 | 0.139 | tr | ||
| 85P00954 | 130-172 | Bw4 | S | 58.0 | 8.3 | 7.7 | 0.43 | 5 | 1.19 | 0.137 | tr | ||
| 85P00955 | 172-193 | Bk | S | 51.4 | 12.6 | 10.7 | 0.38 | 3 | 1.27 | 0.111 | -- | ||
| 85P00956 | 193-259 | BC | S | 53.5 | 12.9 | 15.5 | 0.37 | 2 | -- | ||||
| 85P00957 | 193-280 | BEk | S | 51.3 | 12.1 | 19.1 | 0.35 | 4 | -- | ||||
| 85P00958 | 280-320 | C | S | 53.7 | 11.2 | 22.2 | 0.34 | 4 | -- | ||||
| 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 | ||||||||||||
| 85P00948 | 0-14 | A1 | S | 7.5 | 2.68 | 13 | 100* | 100 | 0.98 | 1.15 | tr | ||||||||
| 85P00949 | 14-38 | A2 | S | 7.8 | 1.51 | 15 | 100* | 100 | 0.97 | 0.64 | tr | ||||||||
| 85P00950 | 38-60 | A3 | S | 7.8 | 1.36 | 17 | 100* | 100 | 0.97 | 0.63 | tr | ||||||||
| 85P00951 | 60-86 | Bw1 | S | 7.9 | 1.26 | 18 | 100* | 100 | 0.95 | 0.59 | tr | ||||||||
| 85P00952 | 86-108 | Bw2 | S | 7.9 | 1.10 | 18 | 100* | 100 | 0.93 | 0.58 | 1 | ||||||||
| 85P00953 | 108-130 | Bw3 | S | 8.0 | 1.01 | 19 | 100* | 100 | 0.90 | 0.50 | 1 | ||||||||
| 85P00954 | 130-172 | Bw4 | S | 7.9 | 0.96 | 18 | 100* | 100 | 0.90 | 0.57 | 1 | ||||||||
| 85P00955 | 172-193 | Bk | S | 7.8 | 0.33 | 43 | 100* | 100 | 0.77 | 1 | |||||||||
| 85P00956 | 193-259 | BC | S | 8.0 | 0.17 | 55 | 100* | 100 | 0.53 | 0.56 | 1 | ||||||||
| 85P00957 | 193-280 | BEk | S | 7.9 | 0.12 | 64 | 100* | 100 | 0.40 | 1 | |||||||||
| 85P00958 | 280-320 | C | S | 7.7 | 0.15 | 64 | 100* | 100 | 0.35 | 1 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.06 | (NA) | |
| Clay, carbonate free, Weighted Average | 51 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 5 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 57 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 25-100 cm | |||