| *** Taxonomy Characterization Data *** |
| Pedon ID: 84CA079037 | ( San Luis Obispo, California ) | Print Date: Nov 23 2024 7:16AM |
| Sampled as on Sep 1, 1984: | Beam ; Loamy, mixed (calcareous), thermic, shallow Typic Xerorthent |
| Revised to correlated: | Beam ; Loamy, mixed, superactive, calcareous, thermic, shallow Xeric Torriorthents |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84CA247 SAN LUIS OBISPO COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1984CA079037 Lat: 35° 12' 20.00" north Long: 119° 42' 53.00" west MLRA: 15 | National Soil Survey Center | |
| - | Pedon No. | 84P0932 | 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 | |||||||||||
| 84P05283 | 0-10 | A | S | 19.2 | 2.1 | 0.53 | 38 | 3 | |||||
| 84P05284 | 10-38 | C | S | 20.1 | 1.5 | 0.56 | 38 | 3 | |||||
| 84P05285 | 38-59 | Cr | S | 7.5 | -- | 1.37 | 37 | tr | |||||
| 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 | ||||||||||||
| 84P05283 | 0-10 | A | S | 8.2 | 0.62 | 9 | 100* | 100 | 1.10 | 2.53 | -- | ||||||||
| 84P05284 | 10-38 | C | S | 8.2 | 0.39 | 8 | 100* | 100 | 0.90 | 2.61 | 1 | ||||||||
| 84P05285 | 38-59 | Cr | S | 8.1 | 0.11 | 6 | 100* | 100 | 3.33 | 4.34 | 5 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.97 | (NA) | |
| Clay, carbonate free, Weighted Average | 19 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 38 | % wt | |
| Volume, >2mm, Weighted Average | 3 | % vol | |
| Clay, total, Weighted Average | 20 | % wt | |
| Weighted averages based on control section: 25-38 cm | |||