| *** Taxonomy Characterization Data *** |
| Pedon ID: 90CA115001 | ( Yuba, California ) | Print Date: Apr 17 2024 7:56PM |
| Sampled as on Oct 1, 1990: | Auburn ; Loamy, oxidic, thermic Ruptic-Lithic Xerochrept |
| Revised to correlated: | Auburn ; Loamy, mixed, superactive, thermic Ruptic-Lithic Xerochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91CA102 WEPP | Natural Resources Conservation Service |
| - | Site ID | S1990CA115001 Lat: 39° 16' 10.00" north Long: 121° 18' 8.00" west MLRA: 18 | National Soil Survey Center | |
| - | Pedon No. | 91P0411 | 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 | 3A1a1a | 8D1 | 4A1d | 7B1a2 | |||||||||
| 91P02375 | 0-3 | A | S | 21.1 | 6.2 | 0.58 | 24 | 3 | |||||
| 91P02376 | 3-15 | AB | S | 20.6 | 5.6 | 0.47 | 32 | 1.64 | 0.006 | 8 | |||
| 91P02377 | 15-25 | Bt1 | S | 20.1 | 5.8 | 0.53 | 31 | 1.52 | 0.010 | 5 | 72 | ||
| 91P02378 | 25-47 | Bt2 | S | 21.1 | 6.5 | 0.52 | 46 | 17 | |||||
| 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 | 6A2d | 8J | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||
| 91P02375 | 0-3 | A | S | 5.6 | 4.19 | 3.81 | 0.37 | 0.08 | 81 | 60 | 0.94 | -- | |||||||
| 91P02376 | 3-15 | AB | S | 5.6 | 1.09 | 0.25 | 0.04 | 86 | 64 | 0.78 | -- | ||||||||
| 91P02377 | 15-25 | Bt1 | S | 5.8 | 0.56 | 0.23 | 0.03 | 90 | 68 | 0.86 | -- | ||||||||
| 91P02378 | 25-47 | Bt2 | S | 5.8 | 0.42 | 0.23 | 0.03 | 92 | 72 | 0.87 | 1 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.87 | (NA) | |
| Clay, carbonate free, Weighted Average | 21 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 41 | % wt | |
| Volume, >2mm, Weighted Average | 14 | % vol | |
| Clay, total, Weighted Average | 21 | % wt | |
| Weighted averages based on control section: 15-47 cm | |||