| *** Taxonomy Characterization Data *** |
| Pedon ID: S1955CA079001 | ( San Luis Obispo, California ) | Print Date: Dec 11 2024 4:07PM |
| Sampled as on Sep 5, 1955: | Ahwahnee |
| Revised to correlated: | AHWAHNEE ; Coarse-loamy, mixed, thermic Mollic Haploxeralfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1955CA079001 MLRA: 15 | Riverside Soil Survey Laboratory | |
| - | Pedon No. | 40A2872 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Riverside, California | ||
| 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 | |||||||||||||
| 40A22649 | 0-10 | A11 | S | 5.6 | 0.66 | 88 | -- | ||||||
| 40A22650 | 10-30 | A12 | S | 6.0 | 0.55 | 87 | -- | ||||||
| 40A22651 | 30-46 | A2 | S | 6.2 | 0.56 | 86 | -- | ||||||
| 40A22652 | 46-76 | B1 | S | 12.3 | 0.49 | 77 | -- | ||||||
| 40A22653 | 76-112 | B2 | S | 13.1 | 0.49 | 78 | -- | ||||||
| 40A22654 | 112-152 | C | S | 15.8 | 0.43 | 76 | -- | ||||||
| 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 | % | |||||||||||
| 6A1a | |||||||||||||||||||
| 40A22649 | 0-10 | A11 | S | 1.18 | 71 | ||||||||||||||
| 40A22650 | 10-30 | A12 | S | 0.52 | 79 | ||||||||||||||
| 40A22651 | 30-46 | A2 | S | 0.29 | 83 | ||||||||||||||
| 40A22652 | 46-76 | B1 | S | 0.22 | 87 | ||||||||||||||
| 40A22653 | 76-112 | B2 | S | 0.16 | 86 | ||||||||||||||
| 40A22654 | 112-152 | C | S | 0.14 | 86 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 11 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 80 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 11 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||