| *** Taxonomy Characterization Data *** |
| Pedon ID: 84CA079033 | ( San Luis Obispo, California ) | Print Date: Feb 16 2025 9:43AM |
| Sampled as on Sep 1, 1984: | Yeguas ; Fine-loamy, mixed, thermic Mollic Haploxeralf |
| Revised to correlated: | Yeguas ; Fine-loamy, mixed, superactive, thermic Mollic Haploxeralfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP84CA247 SAN LUIS OBISPO COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1984CA079033 Lat: 35° 22' 45.00" north Long: 120° 1' 60.00" west MLRA: 17 | National Soil Survey Center | |
| - | Pedon No. | 84P0928 | 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 | ||||||||||
| 84P05258 | 0-8 | Ap1 | S | 20.4 | 0.51 | 35 | 1.49 | 0.027 | 3 | ||||
| 84P05259 | 8-28 | Ap2 | S | 21.8 | 0.52 | 38 | 1.48 | 0.026 | 2 | ||||
| 84P05260 | 28-47 | A | S | 25.1 | 0.53 | 34 | 1.43 | 0.037 | 2 | ||||
| 84P05261 | 47-60 | Bt1 | S | 35.5 | 0.52 | 22 | 1.44 | 0.050 | 2 | ||||
| 84P05262 | 60-90 | Bt2 | S | 42.9 | 0.52 | 10 | 1.38 | 0.093 | 2 | ||||
| 84P05263 | 90-113 | B | S | 31.8 | 0.6 | 0.55 | 5 | 1.29 | 0.063 | tr | |||
| 84P05264 | 113-129 | Bk | S | 17.7 | 1.1 | 0.53 | 48 | 1.46 | 0.024 | 2 | |||
| 84P05265 | 129-154 | 2C | S | 9.2 | 0.9 | 0.70 | 80 | 10 | |||||
| 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 | ||||||||||||
| 84P05258 | 0-8 | Ap1 | S | 7.1 | 0.67 | 100* | 89 | 0.84 | 1 | ||||||||||
| 84P05259 | 8-28 | Ap2 | S | 6.7 | 0.53 | 98 | 88 | 0.83 | 1 | ||||||||||
| 84P05260 | 28-47 | A | S | 7.1 | 0.34 | 100* | 90 | 0.88 | 1 | ||||||||||
| 84P05261 | 47-60 | Bt1 | S | 7.3 | 0.24 | 100* | 93 | 0.85 | 1 | ||||||||||
| 84P05262 | 60-90 | Bt2 | S | 7.4 | 0.20 | -- | 100* | 95 | 0.87 | 1 | |||||||||
| 84P05263 | 90-113 | B | S | 8.1 | 0.20 | 2 | 100* | 99 | 0.92 | 0.64 | 2 | ||||||||
| 84P05264 | 113-129 | Bk | S | 8.6 | 0.09 | 4 | 100* | 100 | 0.84 | 3 | |||||||||
| 84P05265 | 129-154 | 2C | S | 8.6 | 0.07 | 2 | 100* | 100 | 0.99 | 4 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.86 | (NA) | |
| Clay, carbonate free, Weighted Average | 41 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 14 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 41 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 47-90 cm | |||