| *** Taxonomy Characterization Data *** |
| Pedon ID: S1973CA049004 | ( Modoc, California ) | Print Date: Nov 21 2024 1:21PM |
| Sampled as on Sep 15, 1973: | Alturas |
| Revised to correlated: | ALTURAS ; Fine, mixed, mesic Typic Natrixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL73CA013 ALTURAS & MODOC | Natural Resources Conservation Service |
| - | Site ID | S1973CA049004 Lat: 41° 39' 46.00" north Long: 120° 24' 52.99" west MLRA: 21 | National Soil Survey Center | |
| - | Pedon No. | 73C0095 | 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 | |||||||||||
| 73C00648 | 0-5 | A1 | S | 21.3 | 0.75 | 29 | 1.34 | 0.034 | -- | ||||
| 73C00649 | 5-25 | A2 | S | 21.2 | 0.75 | 28 | 1.30 | 0.023 | tr | ||||
| 73C00650 | 25-32 | A3 | S | 23.3 | 0.69 | 24 | 1.32 | 0.022 | tr | ||||
| 73C00651 | 32-56 | Bt1 | S | 33.3 | 0.56 | 22 | 1.20 | 0.072 | tr | ||||
| 73C00652 | 56-76 | Btk1 | S | 27.8 | 0.55 | 29 | 1.28 | 0.042 | -- | ||||
| 73C00653 | 76-107 | Btk2 | S | 22.9 | 0.51 | 36 | 1.28 | 0.028 | 1 | ||||
| 73C00654 | 107-127 | C1 | S | 21.5 | 0.57 | 63 | 1.31 | 0.035 | 19 | ||||
| 73C00655 | 127-148 | C2 | S | 17.0 | 0.74 | 84 | 50 | ||||||
| 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 | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 73C00648 | 0-5 | A1 | S | 8.7 | 2.44 | 3 | 100* | 100 | 1.44 | 20 | |||||||||
| 73C00649 | 5-25 | A2 | S | 8.7 | 1.65 | 4 | 100* | 100 | 1.52 | 0.76 | 7 | ||||||||
| 73C00650 | 25-32 | A3 | S | 8.2 | 0.42 | 1 | 100* | 100 | 1.47 | 0.69 | 6 | ||||||||
| 73C00651 | 32-56 | Bt1 | S | 8.0 | 0.31 | 4 | 100* | 100 | 1.03 | 0.61 | 6 | ||||||||
| 73C00652 | 56-76 | Btk1 | S | 8.0 | 8 | 100* | 100 | 1.06 | 0.56 | 7 | |||||||||
| 73C00653 | 76-107 | Btk2 | S | 8.0 | 2 | 100* | 100 | 1.18 | 6 | ||||||||||
| 73C00654 | 107-127 | C1 | S | 7.9 | 1 | 100* | 100 | 1.20 | 6 | ||||||||||
| 73C00655 | 127-148 | C2 | S | 7.8 | 100* | 100 | 1.60 | 7 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.06 | (NA) | |
| Clay, carbonate free, Weighted Average | 30 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 26 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 30 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 32-82 cm | |||