| *** Taxonomy Characterization Data *** |
| Pedon ID: S1973CA049005 | ( Modoc, California ) | Print Date: Nov 21 2024 2:52PM |
| Sampled as on May 30, 1973: | Trojan |
| Revised to correlated: | LOVENESS ; Fine-loamy, mixed Vitrandic Argixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL73CA013 ALTURAS & MODOC | Natural Resources Conservation Service |
| - | Site ID | S1973CA049005 Lat: 41° 27' 58.00" north Long: 121° 9' 30.00" west MLRA: 22 | National Soil Survey Center | |
| - | Pedon No. | 73C0096 | 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 | |||||||||||
| 73C00656 | 0-5 | A11 | S | 15.4 | 1.16 | 52 | 0.90 | 0.020 | 7 | ||||
| 73C00657 | 5-23 | A12 | S | 15.9 | 0.90 | 46 | 1.11 | 0.014 | 6 | ||||
| 73C00658 | 23-41 | A13 | S | 16.7 | 0.89 | 48 | 1.09 | 0.020 | 6 | ||||
| 73C00659 | 41-58 | A2 | S | 19.8 | 0.79 | 56 | 17 | ||||||
| 73C00660 | 58-86 | Bt1 | S | 18.8 | 0.91 | 62 | 1.19 | 0.021 | 24 | ||||
| 73C00661 | 86-117 | Bt2 | S | 17.0 | 1.03 | 51 | 28 | ||||||
| 73C00662 | 117-132 | C | S | 9.3 | 1.67 | 38 | 1.30 | 0.020 | -- | ||||
| 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 | ||||||||||||||
| 73C00656 | 0-5 | A11 | S | 5.7 | 5.92 | 57 | 48 | 2.49 | 1 | ||||||||||
| 73C00657 | 5-23 | A12 | S | 6.0 | 1.90 | 57 | 54 | 1.77 | 1 | ||||||||||
| 73C00658 | 23-41 | A13 | S | 6.0 | 0.99 | 63 | 57 | 1.48 | 1 | ||||||||||
| 73C00659 | 41-58 | A2 | S | 6.0 | 0.54 | 58 | 54 | 1.18 | 1 | ||||||||||
| 73C00660 | 58-86 | Bt1 | S | 6.0 | 0.26 | 54 | 54 | 1.31 | 1 | ||||||||||
| 73C00661 | 86-117 | Bt2 | S | 6.0 | 0.29 | 49 | 59 | 1.55 | 1 | ||||||||||
| 73C00662 | 117-132 | C | S | 6.3 | 59 | 63 | 2.26 | 2 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.41 | (NA) | |
| Clay, carbonate free, Weighted Average | 18 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 57 | % wt | |
| Volume, >2mm, Weighted Average | 26 | % vol | |
| Clay, total, Weighted Average | 18 | % wt | |
| Weighted averages based on control section: 58-108 cm | |||