| *** Taxonomy Characterization Data *** |
| Pedon ID: 83CA105009 | ( Trinity, California ) | Print Date: Nov 26 2024 10:04PM |
| Sampled as on Oct 1, 1983: | Choop ; Sandy-skeletal, mixed, mesic Typic Xerorthent |
| Revised to correlated: | Valcreek ; Sandy-skeletal, mixed, mesic Typic Xerorthents |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84CA024 TRINITY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1983CA105009 Lat: 40° 36' 14.00" north Long: 122° 44' 50.00" west MLRA: 5 | National Soil Survey Center | |
| - | Pedon No. | 84P0084 | 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 | 8D1 | 4A1d | |||||||||||
| 84P00412 | 0-8 | A1 | S | 1.6 | 2.50 | 88 | 1.04 | 0.039 | 18 | ||||
| 84P00413 | 8-20 | A2 | S | 1.9 | 1.89 | 87 | 1.08 | 0.020 | 18 | ||||
| 84P00414 | 20-40 | C1 | S | 2.8 | 1.71 | 81 | 1.41 | 0.012 | 16 | ||||
| 84P00415 | 40-79 | C2 | S | 1.7 | 2.65 | 92 | 29 | ||||||
| 84P00416 | 79-100 | Cr | S | 1.7 | 2.06 | 93 | 34 | ||||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||||
| 84P00412 | 0-8 | A1 | S | 5.6 | 1.31 | 50 | 49 | 5.13 | -- | ||||||||||
| 84P00413 | 8-20 | A2 | S | 5.9 | 0.92 | 59 | 56 | 4.21 | -- | ||||||||||
| 84P00414 | 20-40 | C1 | S | 6.0 | 0.28 | 79 | 76 | 3.29 | -- | ||||||||||
| 84P00415 | 40-79 | C2 | S | 6.2 | 0.04 | 100* | 86 | 6.24 | 1 | ||||||||||
| 84P00416 | 79-100 | Cr | S | 6.3 | 0.04 | 100* | 89 | 6.76 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 5.42 | (NA) | |
| Clay, carbonate free, Weighted Average | 2 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 89 | % wt | |
| Volume, >2mm, Weighted Average | 26 | % vol | |
| Clay, total, Weighted Average | 2 | % wt | |
| Weighted averages based on control section: 25-79 cm | |||