| *** Taxonomy Characterization Data *** |
| Pedon ID: 84CA105004 | ( Trinity, California ) | Print Date: Dec 4 2024 2:57AM |
| Sampled as on Jun 1, 1984: | Choop ; Sandy-skeletal, mixed, mesic Typic Xerorthent |
| Revised to correlated: | CHOOP ; Sandy-skeletal, mixed Typic Xerorthents |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP84CA141 TRINITY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1984CA105004 Lat: 40° 37' 40.00" north Long: 122° 42' 47.01" west MLRA: 5 | National Soil Survey Center | |
| - | Pedon No. | 84P0542 | 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 | ||||||||||||
| 84P02957 | 0-13 | A | S | 1.8 | 2.94 | 86 | 17 | ||||||
| 84P02958 | 13-28 | C1 | S | 1.3 | 2.92 | 85 | 23 | ||||||
| 84P02959 | 28-64 | C2 | S | 1.0 | 3.40 | 89 | 28 | ||||||
| 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 | ||||||||||||||
| 84P02957 | 0-13 | A | S | 5.9 | 2.78 | 43 | 44 | 6.78 | -- | ||||||||||
| 84P02958 | 13-28 | C1 | S | 5.7 | 0.43 | 30 | 32 | 4.69 | -- | ||||||||||
| 84P02959 | 28-64 | C2 | S | 5.8 | 0.15 | 50 | 54 | 5.80 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 5.71 | (NA) | |
| Clay, carbonate free, Weighted Average | 1 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 89 | % wt | |
| Volume, >2mm, Weighted Average | 27 | % vol | |
| Clay, total, Weighted Average | 1 | % wt | |
| Weighted averages based on control section: 25-64 cm | |||