| *** Taxonomy Characterization Data *** |
| Pedon ID: S1981CA035004 | ( Lassen, California ) | Print Date: Nov 24 2024 7:14PM |
| Sampled as on Jun 1, 1981: | Trosi ; Loamy-skeletal, mixed, mesic, shallow Xerollic Durargid |
| Revised to correlated: | TROSI ; Loamy-skeletal, mixed, shallow Xeric Argidurids |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81CA280 LASSEN COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1981CA035004 Lat: 40° 33' 1.55" north Long: 120° 10' 34.71" west MLRA: 23 | National Soil Survey Center | |
| - | Pedon No. | 81P0696 | 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 | ||||||||||
| 81P04166 | 0-5 | A | S | 10.7 | 0.65 | 71 | 12 | ||||||
| 81P04167 | 5-13 | Bt1 | S | 19.5 | 0.52 | 63 | 1.43 | 0.021 | 8 | ||||
| 81P04168 | 13-33 | Bt2 | S | 27.2 | 0.51 | 60 | 1.45 | 0.030 | 11 | ||||
| 81P04169 | 33-56 | Bkqm | S | 3.89 | -- | ||||||||
| 81P04169 | 33-56 | Bkqm | GP | 3.8 | 1.2 | ||||||||
| 81P04170 | 56-74 | 2Bkq | S | 3.47 | -- | ||||||||
| 81P04170 | 56-74 | 2Bkq | GP | 5.1 | |||||||||
| 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 | 6E1g | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||
| 81P04166 | 0-5 | A | S | 7.2 | 7.8 | 0.83 | -- | 98 | 90 | 1.24 | -- | ||||||||
| 81P04167 | 5-13 | Bt1 | S | 7.4 | 7.9 | 0.57 | -- | 100* | 92 | 1.03 | -- | ||||||||
| 81P04168 | 13-33 | Bt2 | S | 7.7 | 8.0 | 0.58 | -- | 100* | 95 | 0.95 | tr | ||||||||
| 81P04169 | 33-56 | Bkqm | GP | 8.5 | 13 | ||||||||||||||
| 81P04170 | 56-74 | 2Bkq | GP | 8.4 | 2 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.01 | (NA) | |
| Clay, carbonate free, Weighted Average | 23 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 62 | % wt | |
| Volume, >2mm, Weighted Average | 10 | % vol | |
| Clay, total, Weighted Average | 23 | % wt | |
| Weighted averages based on control section: 0-33 cm | |||