| *** Taxonomy Characterization Data *** |
| Pedon ID: S1972CA049017 | ( Modoc, California ) | Print Date: Nov 21 2024 11:55AM |
| Sampled as on Sep 9, 1972: | Bieber |
| Revised to correlated: | BIEBER ; Clayey, montmorillonitic, mesic, shallow Aridic Durixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL72CA012 NE CALIF | Natural Resources Conservation Service |
| - | Site ID | S1972CA049017 Lat: 41° 26' 53.00" north Long: 120° 27' 16.99" west MLRA: 21 | National Soil Survey Center | |
| - | Pedon No. | 72C0108 | 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 | |||||||||||
| 72C00635 | 0-15 | A | S | 17.0 | 0.57 | 54 | 1.57 | 0.009 | 16 | ||||
| 72C00636 | 15-33 | Bt1 | S | 28.5 | 0.46 | 60 | 1.36 | 0.029 | 30 | ||||
| 72C00637 | 33-46 | Bt2 | S | 47.6 | 0.49 | 66 | 1.13 | 0.029 | 33 | ||||
| 72C00638 | 46-56 | Bqm1 | S | 3.6 | 3.50 | 98 | 1.45 | -- | 62 | ||||
| 72C00639 | 56-79 | Bqm2 | S | 4.7 | 2.19 | 96 | 1.44 | 0.002 | 67 | ||||
| 72C00640 | 79-132 | Bqm3 | S | 6.4 | 1.52 | 96 | 1.03 | 0.004 | 59 | ||||
| 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 | ||||||||||||
| 72C00635 | 0-15 | A | S | 6.7 | 0.80 | 100* | 100 | 1.06 | 0.34 | 3 | |||||||||
| 72C00636 | 15-33 | Bt1 | S | 6.8 | 0.47 | 100* | 100 | 0.95 | 0.15 | 3 | |||||||||
| 72C00637 | 33-46 | Bt2 | S | 7.0 | 0.47 | 100* | 100 | 0.88 | 0.35 | 2 | |||||||||
| 72C00638 | 46-56 | Bqm1 | S | 8.1 | 0.07 | 100* | 100 | 9.03 | 0.44 | 3 | |||||||||
| 72C00639 | 56-79 | Bqm2 | S | 8.5 | 0.03 | tr | 100* | 100 | 5.81 | 0.36 | 3 | ||||||||
| 72C00640 | 79-132 | Bqm3 | S | 8.3 | 100* | 100 | 3.61 | 0.44 | 4 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.92 | (NA) | |
| Clay, carbonate free, Weighted Average | 37 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 63 | % wt | |
| Volume, >2mm, Weighted Average | 31 | % vol | |
| Clay, total, Weighted Average | 37 | % wt | |
| LE, Whole Soil, Summed to 1m | 1 | cm/m | |
| Weighted averages based on control section: 15-46 cm | |||