| *** Taxonomy Characterization Data *** |
| Pedon ID: S1973CA049008 | ( Modoc, California ) | Print Date: Dec 4 2024 1:19PM |
| Sampled as on May 30, 1973: | Sattley |
| Revised to correlated: | ROUNDBARN ; Loamy-skeletal, mixed Vitrandic Argixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL73CA013 ALTURAS & MODOC | Natural Resources Conservation Service |
| - | Site ID | S1973CA049008 Lat: 41° 32' 3.99" north Long: 121° 0' 49.99" west MLRA: 21 | National Soil Survey Center | |
| - | Pedon No. | 73C0099 | 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 | |||||||||||
| 73C00677 | 0-15 | A1 | S | 13.8 | 1.08 | 53 | 0.97 | 0.032 | 19 | ||||
| 73C00678 | 15-33 | A2 | S | 19.4 | 0.84 | 43 | 15 | ||||||
| 73C00679 | 33-61 | Bt1 | S | 24.0 | 0.75 | 64 | 1.00 | 0.028 | 36 | ||||
| 73C00680 | 61-96 | Bt2 | S | 19.7 | 0.96 | 63 | 36 | ||||||
| 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 | ||||||||||||||
| 73C00677 | 0-15 | A1 | S | 6.1 | 2.27 | 72 | 62 | 2.54 | 1 | ||||||||||
| 73C00678 | 15-33 | A2 | S | 6.1 | 2.16 | 64 | 66 | 1.75 | 1 | ||||||||||
| 73C00679 | 33-61 | Bt1 | S | 6.1 | 1.15 | 70 | 64 | 1.17 | 1 | ||||||||||
| 73C00680 | 61-96 | Bt2 | S | 5.8 | 0.57 | 60 | 63 | 1.51 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.28 | (NA) | |
| Clay, carbonate free, Weighted Average | 20 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 60 | % wt | |
| Volume, >2mm, Weighted Average | 34 | % vol | |
| Clay, total, Weighted Average | 20 | % wt | |
| Weighted averages based on control section: 33-100 cm | |||