| *** Taxonomy Characterization Data *** |
| Pedon ID: 84CA079036 | ( San Luis Obispo, California ) | Print Date: Nov 21 2024 1:16PM |
| Sampled as on Sep 1, 1984: | Semper ; Coarse-loamy, mixed, calcareous, thermic Xeric Torriorthent |
| Revised to correlated: | Semper ; Coarse-loamy, mixed, superactive, calcareous, thermic Xeric Torriorthents |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84CA247 SAN LUIS OBISPO COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1984CA079036 Lat: 34° 59' 54.00" north Long: 119° 41' 15.00" west MLRA: 15 | National Soil Survey Center | |
| - | Pedon No. | 84P0931 | 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 | ||||||||||
| 84P05280 | 0-13 | A | S | 8.2 | 0.6 | 0.84 | 9 | 1.12 | 0.026 | 1 | |||
| 84P05281 | 13-56 | C | S | 8.1 | 0.7 | 0.75 | 20 | 1 | |||||
| 84P05282 | 56-68 | Cr | S | 10.2 | 0.44 | 12 | 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 | 6A1c | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 84P05280 | 0-13 | A | S | 8.0 | 0.62 | 1 | 100* | 100 | 1.93 | 2.51 | -- | ||||||||
| 84P05281 | 13-56 | C | S | 8.2 | 0.29 | 2 | 100* | 100 | 1.37 | 2.53 | 1 | ||||||||
| 84P05282 | 56-68 | Cr | S | 8.0 | 0.08 | -- | 100* | 100 | 0.74 | 2.59 | 1 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.5 | (NA) | |
| Clay, carbonate free, Weighted Average | 7 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 20 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 8 | % wt | |
| Weighted averages based on control section: 25-56 cm | |||