| *** Taxonomy Characterization Data *** |
| Pedon ID: S1972CA055007 | ( Napa, California ) | Print Date: Apr 12 2026 4:40AM |
| Sampled as on Nov 14, 1972: | Bale |
| Revised to correlated: | Bale ; Fine-loamy, mixed, thermic Cumulic Haploxerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL72CA014 NAPA CO. | Natural Resources Conservation Service |
| - | Site ID | S1972CA055007 Lat: 38° 34' 7.00" north Long: 122° 33' 45.00" west MLRA: 14 | National Soil Survey Center | |
| - | Pedon No. | 72C0149 | 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 | |||||||||||
| 72C00910 | 0-15 | Ap | S | 17.5 | 0.64 | 45 | 1.41 | 0.015 | 6 | ||||
| 72C00911 | 15-43 | Bt1 | S | 19.7 | 0.66 | 42 | 1.02 | 0.124 | 4 | ||||
| 72C00912 | 43-61 | Bt2 | S | 19.0 | 0.65 | 47 | 1.32 | 0.025 | 6 | ||||
| 72C00913 | 61-84 | 2Ab1 | S | 18.7 | 0.67 | 54 | 1.30 | 0.022 | 12 | ||||
| 72C00914 | 84-112 | 2Ab2 | S | 16.1 | 0.69 | 62 | 1.21 | 0.035 | 16 | ||||
| 72C00915 | 112-127 | 3C | S | 16.4 | 0.67 | 76 | 36 | ||||||
| 72C00916 | 127-147 | 4C | S | 17.6 | 0.68 | 56 | 1.24 | 0.027 | 13 | ||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 72C00910 | 0-15 | Ap | S | 5.9 | 5.3 | 1.55 | 100* | 84 | 1.47 | 2 | |||||||||
| 72C00911 | 15-43 | Bt1 | S | 6.0 | 5.3 | 0.93 | 100* | 82 | 1.35 | 3 | |||||||||
| 72C00912 | 43-61 | Bt2 | S | 6.0 | 5.7 | 0.70 | 100* | 86 | 1.32 | 5 | |||||||||
| 72C00913 | 61-84 | 2Ab1 | S | 5.9 | 5.1 | 1.13 | 86 | 81 | 1.41 | 4 | |||||||||
| 72C00914 | 84-112 | 2Ab2 | S | 5.9 | 4.2 | 0.87 | 93 | 82 | 1.41 | 4 | |||||||||
| 72C00915 | 112-127 | 3C | S | 5.9 | 0.43 | 100* | 86 | 1.37 | 5 | ||||||||||
| 72C00916 | 127-147 | 4C | S | 5.8 | 0.24 | 100* | 88 | 1.33 | 5 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.34 | (NA) | |
| Clay, carbonate free, Weighted Average | 19 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 44 | % wt | |
| Volume, >2mm, Weighted Average | 5 | % vol | |
| Clay, total, Weighted Average | 19 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 15-61 cm | |||