| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974CA093015 | ( Siskiyou, California ) | Print Date: Nov 24 2024 12:16AM |
| Sampled as on May 30, 1974: | Ishi Pishi |
| Revised to correlated: | IPISH ; Fine-loamy, serpentinitic Mollic Haploxeralfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74CA007 SISKIYOU CO | Natural Resources Conservation Service |
| - | Site ID | S1974CA093015 Lat: 41° 55' 19.00" north Long: 121° 56' 42.00" west MLRA: 22 | National Soil Survey Center | |
| - | Pedon No. | 74C0065 | 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 | |||||||||||
| 74C00470 | 0-5 | A1 | S | 19.7 | 0.90 | 77 | 43 | ||||||
| 74C00471 | 5-13 | A2 | S | 28.3 | 0.50 | 52 | 1.30 | 0.030 | 26 | ||||
| 74C00472 | 13-25 | Bt1 | S | 31.3 | 0.54 | 54 | 29 | ||||||
| 74C00473 | 25-38 | Bt21 | S | 38.2 | 0.47 | 45 | 1.28 | 0.050 | 24 | ||||
| 74C00474 | 38-53 | Bt22 | S | 34.7 | 0.48 | 57 | 32 | ||||||
| 74C00475 | 53-87 | Bt23 | S | 32.5 | 0.54 | 58 | 1.25 | 0.029 | 32 | ||||
| 74C00476 | 87-112 | Bt24 | S | 32.4 | 0.52 | 54 | 26 | ||||||
| 74C00477 | 112-165 | Bt3 | S | 39.2 | 0.50 | 58 | 1.22 | 0.045 | 34 | ||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 74C00470 | 0-5 | A1 | S | 6.3 | 7.8 | 5.25 | 59 | 74 | 1.45 | -- | |||||||||
| 74C00471 | 5-13 | A2 | S | 6.8 | 8.4 | 1.84 | 61 | 78 | 0.93 | -- | |||||||||
| 74C00472 | 13-25 | Bt1 | S | 6.3 | 8.3 | 1.77 | 67 | 84 | 0.90 | -- | |||||||||
| 74C00473 | 25-38 | Bt21 | S | 6.6 | 8.2 | 0.86 | 67 | 91 | 0.79 | -- | |||||||||
| 74C00474 | 38-53 | Bt22 | S | 6.7 | 8.2 | 0.35 | 61 | 93 | 0.76 | tr | |||||||||
| 74C00475 | 53-87 | Bt23 | S | 7.0 | 8.4 | 67 | 89 | 0.78 | -- | ||||||||||
| 74C00476 | 87-112 | Bt24 | S | 7.1 | 8.4 | 74 | 96 | 0.84 | -- | ||||||||||
| 74C00477 | 112-165 | Bt3 | S | 7.3 | 8.3 | 70 | 93 | 0.84 | tr | ||||||||||
| 74C00478 | 165-170 | R | S | 7.4 | 8.4 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.81 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 53 | % wt | |
| Volume, >2mm, Weighted Average | 30 | % vol | |
| Clay, total, Weighted Average | 34 | % wt | |
| Weighted averages based on control section: 13-63 cm | |||