| *** Taxonomy Characterization Data *** |
| Pedon ID: 81CA071004 | ( San Bernardino, California ) | Print Date: Apr 26 2025 4:34PM |
| Sampled as on Jan 1, 1981: | Carrizo ; Sandy-skeletal, mixed, hyperthermic Typic Torriorthent |
| Revised to correlated on Jan 30, 2010: | Carrizo ; Sandy-skeletal, mixed, hyperthermic Typic Torrifluvents |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81AZ184 COLORADO RIVER INDIAN RESERVATION (AZ-CA) | Natural Resources Conservation Service |
| - | Site ID | S1981CA071004 Lat: 34° 16' 26.00" north Long: 114° 21' 26.00" west MLRA: 31 | National Soil Survey Center | |
| - | Pedon No. | 81P0380 | 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 | |||||||||||
| 81P02065 | 0-12 | C1 | S | 2.0 | 0.95 | 97 | 63 | ||||||
| 81P02066 | 12-40 | C2 | S | 2.0 | 0.80 | 97 | 56 | ||||||
| 81P02067 | 40-65 | C3 | S | 2.8 | 0.68 | 96 | 49 | ||||||
| 81P02068 | 65-105 | C4 | S | 6.1 | 0.51 | 96 | 62 | ||||||
| 81P02069 | 105-120 | C5 | S | 2.0 | 1.00 | 98 | 58 | ||||||
| 81P02070 | 120-155 | C6 | S | 4.0 | 0.68 | 96 | 1.55 | -- | 53 | ||||
| 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 | 5D2 | |||||||||||||
| 81P02065 | 0-12 | C1 | S | 8.4 | 0.21 | 5 | 100* | 100 | 1.50 | 3 | |||||||||
| 81P02066 | 12-40 | C2 | S | 8.5 | 0.16 | 4 | 100* | 100 | 1.50 | 3 | |||||||||
| 81P02067 | 40-65 | C3 | S | 8.5 | 0.14 | 4 | 100* | 100 | 1.25 | -- | |||||||||
| 81P02068 | 65-105 | C4 | S | 8.5 | 0.16 | 4 | 100* | 100 | 0.92 | 2 | |||||||||
| 81P02069 | 105-120 | C5 | S | 8.5 | 0.12 | 4 | 100* | 100 | 1.75 | 3 | |||||||||
| 81P02070 | 120-155 | C6 | S | 8.5 | 0.14 | 4 | 100* | 100 | 1.25 | 2 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.15 | (NA) | |
| Clay, carbonate free, Weighted Average | 4 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 96 | % wt | |
| Volume, >2mm, Weighted Average | 56 | % vol | |
| Clay, total, Weighted Average | 4 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||