| *** Taxonomy Characterization Data *** |
| Pedon ID: S1972CA049025 | ( Modoc, California ) | Print Date: Apr 28 2024 12:18PM |
| Sampled as on Oct 3, 1972: | Thoms |
| Revised to correlated: | unnamed ; Fine-loamy, mixed, mesic Xerollic Durargids |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL72CA012 NE CALIF | Natural Resources Conservation Service |
| - | Site ID | S1972CA049025 Lat: 41° 33' 42.01" north Long: 120° 23' 43.99" west | National Soil Survey Center | |
| - | Pedon No. | 72C0117 | 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 | |||||||||||
| 72C00696 | 0-13 | A | S | 13.7 | 0.28 | 54 | 1.58 | 0.002 | 9 | ||||
| 72C00697 | 13-23 | Bt1 | S | 29.3 | 0.45 | 78 | 1.33 | 0.018 | 49 | ||||
| 72C00698 | 23-31 | Bt2 | S | 44.6 | 0.52 | 66 | 1.03 | 0.053 | 29 | ||||
| 72C00699 | 31-56 | Bqm1 | S | 14.4 | 1.44 | 95 | 75 | ||||||
| 72C00700 | 56-86 | Bqm2 | S | 16.0 | 1.12 | 91 | 70 | ||||||
| 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 8A3a | 5D2 | |||||||||||
| 72C00696 | 0-13 | A | S | 6.3 | 0.70 | 99 | 81 | 1.20 | 4 | ||||||||||
| 72C00697 | 13-23 | Bt1 | S | 6.1 | 0.44 | 100* | 84 | 0.88 | 0.16 | 3 | |||||||||
| 72C00698 | 23-31 | Bt2 | S | 5.7 | 0.41 | 67 | 79 | 28.0 | 0.93 | 0.63 | tr | 0.28 | 3 | ||||||
| 72C00699 | 31-56 | Bqm1 | S | 5.4 | 0.20 | 78 | 82 | 34.1 | 2.99 | 2.37 | 1 | 0.57 | 4 | ||||||
| 72C00700 | 56-86 | Bqm2 | S | 6.3 | 0.04 | 100* | 100 | 1.91 | 0.67 | 5 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.9 | (NA) | |
| Clay, carbonate free, Weighted Average | 36 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 73 | % wt | |
| Volume, >2mm, Weighted Average | 40 | % vol | |
| Clay, total, Weighted Average | 36 | % wt | |
| Weighted averages based on control section: 13-31 cm | |||