| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974CA093006 | ( Siskiyou, California ) | Print Date: Nov 12 2024 12:35AM |
| Sampled as on May 30, 1974: | Iller |
| Revised to correlated: | ILLER ; Ashy Alfic Vitrixerands |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74CA007 SISKIYOU CO | Natural Resources Conservation Service |
| - | Site ID | S1974CA093006 Lat: 41° 39' 10.00" north Long: 122° 13' 39.00" west MLRA: 22B | National Soil Survey Center | |
| - | Pedon No. | 74C0056 | 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 | |||||||||||
| 74C00400 | 0-6 | A1 | S | 3.4 | 9.38 | 55 | 0.60 | 0.010 | 7 | ||||
| 74C00401 | 6-33 | A2 | S | 2.8 | 3.07 | 47 | 1.06 | 0.003 | 11 | ||||
| 74C00402 | 33-54 | B1 | S | 3.9 | 2.13 | 47 | 9 | ||||||
| 74C00403 | 54-71 | B2 | S | 6.5 | 1.46 | 47 | 1.06 | 0.008 | 9 | ||||
| 74C00404 | 71-94 | 2Bt1 | S | 8.9 | 1.28 | 56 | 65 | ||||||
| 74C00405 | 94-107 | 2Bt21 | S | 10.5 | 1.34 | 76 | 76 | ||||||
| 74C00406 | 107-138 | 2Bt22 | S | 13.4 | 1.23 | 79 | 1.36 | 0.002 | 80 | ||||
| 74C00407 | 138-165 | 2Bt23 | S | 14.6 | 1.17 | 79 | 78 | ||||||
| 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 | 4C1a1a1 | 6A1c | 8J | 5C1 | 5C3 | 6S4 | 8D1 | 5D2 | |||||||||||
| 74C00400 | 0-6 | A1 | S | 9.7 | 10.86 | 1.23 | 0.07 | 42 | 59 | 54 | 14.88 | tr | |||||||
| 74C00401 | 6-33 | A2 | S | 6.7 | 10.3 | 0.93 | 1.13 | 0.06 | 60 | 52 | 54 | 5.75 | -- | ||||||
| 74C00402 | 33-54 | B1 | S | 6.6 | 10.2 | 0.73 | 0.50 | 0.05 | 53 | 49 | 38 | 4.23 | -- | ||||||
| 74C00403 | 54-71 | B2 | S | 6.6 | 9.6 | 0.58 | 0.51 | 0.07 | 62 | 61 | 30 | 2.54 | 1 | ||||||
| 74C00404 | 71-94 | 2Bt1 | S | 6.5 | 9.0 | 0.31 | 50 | 63 | 2.35 | tr | |||||||||
| 74C00405 | 94-107 | 2Bt21 | S | 6.4 | 8.8 | 54 | 63 | 2.30 | 1 | ||||||||||
| 74C00406 | 107-138 | 2Bt22 | S | 6.1 | 8.8 | 59 | 66 | 1.90 | 2 | ||||||||||
| 74C00407 | 138-165 | 2Bt23 | S | 6.5 | 8.7 | 52 | 66 | 2.11 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 3.28 | (NA) | |
| Clay, carbonate free, Weighted Average | 6 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 52 | % wt | |
| Volume, >2mm, Weighted Average | 32 | % vol | |
| Clay, total, Weighted Average | 6 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||