| *** Taxonomy Characterization Data *** |
| Pedon ID: 84NC063014 | ( Durham, North Carolina ) | Print Date: Nov 23 2024 11:19PM |
| Sampled as on Jun 1, 1984: | Iredell ; Fine, montmorillonitic, thermic Typic Hapludalf |
| Revised to correlated on Aug 1, 1996: | Iredell ; Very-fine, mixed, active, thermic Typic Hapludalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP84NC199 TRIASSIC BASIN | Natural Resources Conservation Service |
| - | Site ID | S1984NC063014 MLRA: 136 | National Soil Survey Center | |
| - | Pedon No. | 84P0706 | 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 | ||||||||||||
| 84P03898 | 0-33 | A | S | 11.5 | 0.83 | 45 | 1 | ||||||
| 84P03899 | 33-71 | Bt1 | S | 66.3 | 0.48 | 9 | -- | ||||||
| 84P03900 | 71-91 | Bt2 | S | 19.5 | 0.89 | 47 | -- | ||||||
| 84P03901 | 91-130 | C1 | S | 5.2 | 1.15 | 72 | 1 | ||||||
| 84P03902 | 130-140 | C2 | S | 11.5 | 1.20 | 54 | -- | ||||||
| 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 | |||||||||||||
| 84P03898 | 0-33 | A | S | 5.6 | 1.19 | 54 | 49 | 1.01 | 1 | ||||||||||
| 84P03899 | 33-71 | Bt1 | S | 6.3 | 0.50 | 96 | 81 | 0.48 | 2 | ||||||||||
| 84P03900 | 71-91 | Bt2 | S | 7.6 | 0.17 | 1 | 100* | 93 | 1.33 | 3 | |||||||||
| 84P03901 | 91-130 | C1 | S | 7.5 | 0.08 | 100* | 91 | 2.27 | 3 | ||||||||||
| 84P03902 | 130-140 | C2 | S | 7.6 | 0.10 | 100* | 92 | 1.69 | 3 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.68 | (NA) | |
| Clay, carbonate free, Weighted Average | 55 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 18 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 55 | % wt | |
| Weighted averages based on control section: 33-83 cm | |||