| *** Taxonomy Characterization Data *** |
| Pedon ID: S1969CA061011 | ( Placer, California ) | Print Date: Nov 23 2024 8:15PM |
| Sampled as on May 5, 1969: | Trigo Hardpan |
| Revised to correlated: | Trigo ; Coarse-loamy, mixed, superactive, thermic, shallow Entic Durochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL69CA006 PLACER COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1969CA061011 Lat: 38° 50' 22.00" north Long: 121° 18' 27.01" west MLRA: 17 | National Soil Survey Center | |
| - | Pedon No. | 69C0019 | 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 | 4A1f | |||||||||||
| 69C00091 | 0-15 | Ap | S | 12.3 | 0.49 | 38 | 1.65 | 0.012 | -- | ||||
| 69C00092 | 15-36 | B | S | 15.7 | 0.40 | 32 | -- | ||||||
| 69C00093 | 36-39 | 2B | S | 16.3 | 0.65 | 18 | -- | ||||||
| 69C00094 | 39-51 | 2Bqm | S | 0.77 | 1.83 | 0.016 | -- | ||||||
| 69C00094 | 39-51 | 2Bqm | GP | 14.5 | |||||||||
| 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 | % | |||||||||||
| 8C1a | 6A1a | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||||
| 69C00091 | 0-15 | Ap | S | 6.0 | 0.98 | 98 | 100 | 1.00 | 1 | ||||||||||
| 69C00092 | 15-36 | B | S | 6.1 | 0.36 | 100* | 100 | 0.87 | 1 | ||||||||||
| 69C00093 | 36-39 | 2B | S | 5.8 | 0.29 | 91 | 100 | 1.37 | 1 | ||||||||||
| 69C00094 | 39-51 | 2Bqm | S | 1.47 | |||||||||||||||
| 69C00094 | 39-51 | 2Bqm | GP | 6.6 | 2 | ||||||||||||||
| 69C00095 | 0-0 | Ap | S | 0.50 | |||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.98 | (NA) | |
| Clay, carbonate free, Weighted Average | 16 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 29 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 16 | % wt | |
| Weighted averages based on control section: 25-39 cm | |||