| *** Taxonomy Characterization Data *** |
| Pedon ID: 83CA019304 | ( Fresno, California ) | Print Date: Feb 16 2025 12:43PM |
| Sampled as on Jun 1, 1983: | Roche ; Coarse-loamy, mixed, mesic Aquic Dystric Xerochrept |
| Revised to correlated: | Roche ; Coarse-loamy, mixed, active, mesic Aquic Dystric Xerochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84CA124 SHASTA-TRINITY NATIONAL FOREST | Natural Resources Conservation Service |
| - | Site ID | S1983CA019304 MLRA: 22 | National Soil Survey Center | |
| - | Pedon No. | 84P0460 | 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 | 7B1a2 | ||||||||||
| 84P02448 | 0-18 | A | S | 4.0 | 0.93 | 69 | 1.37 | 0.014 | 2 | ||||
| 84P02449 | 18-43 | B1 | S | 4.6 | 0.76 | 68 | 1.58 | 0.010 | 2 | ||||
| 84P02450 | 43-122 | B2 | S | 5.4 | 0.83 | 70 | 1.64 | 0.008 | 2 | 1 | |||
| 84P02451 | 122-152 | C | S | 6.1 | 0.92 | 72 | 2 | ||||||
| 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 | 6A2d | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||||
| 84P02448 | 0-18 | A | S | 5.5 | 1.37 | 1.31 | 52 | 44 | 3.4 | 1.53 | 0.85 | 6 | -- | ||||||
| 84P02449 | 18-43 | B1 | S | 5.7 | 0.25 | 0.33 | 100* | 69 | 0.87 | 3 | |||||||||
| 84P02450 | 43-122 | B2 | S | 6.1 | 0.27 | 0.26 | 95 | 83 | 1.06 | -- | |||||||||
| 84P02451 | 122-152 | C | S | 6.2 | 0.11 | 0.15 | 99 | 86 | 1.20 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.01 | (NA) | |
| Clay, carbonate free, Weighted Average | 5 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 70 | % wt | |
| Volume, >2mm, Weighted Average | 2 | % vol | |
| Clay, total, Weighted Average | 5 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 25-100 cm | |||