| *** Taxonomy Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Nov 27 2024 10:14AM |
| Sampled as on Jan 10, 1999: | HORNSBORO ; Fine, mixed, semiactive, thermic Aeric Albaqualfs |
| Revised to SSL: | (unnamed) ; Fine-silty, mixed, active, thermic Typic Natraqualf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP99NC084 HORNSBORO SERIES | Natural Resources Conservation Service |
| - | Site ID | S1999NC063001 Lat: 35° 54' 8.00" north Long: 78° 54' 5.99" west | National Soil Survey Center | |
| - | Pedon No. | 99P0304 | 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 | 7B1a2 | ||||||||||
| 99P01540 | 0-13 | A | S | 27.6 | 11.0 | 0.43 | 15 | -- | |||||
| 99P01541 | 13-25 | BE | S | 16.3 | 5.3 | 0.40 | 15 | -- | |||||
| 99P01542 | 25-63 | Btg | S | 28.9 | 11.9 | 0.42 | 9 | tr | 54 | ||||
| 99P01543 | 63-85 | Bt | S | 25.4 | 11.9 | 0.43 | 8 | -- | |||||
| 99P01544 | 85-120 | BC | S | 19.8 | 9.4 | 0.45 | 12 | -- | |||||
| 99P01545 | 120-150 | Cg | S | 13.7 | 7.7 | 0.48 | 23 | -- | |||||
| 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 | 6A2e | 8J1c | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||
| 99P01540 | 0-13 | A | S | 5.7 | 8.2 | 1.44 | 0.29 | 0.07 | 76 | 65 | 13.8 | 0.65 | 0.50 | 1 | 3 | ||||
| 99P01541 | 13-25 | BE | S | 5.4 | 8.0 | 0.46 | 0.22 | 0.05 | 57 | 48 | 5.2 | 0.50 | 0.32 | 12 | 5 | ||||
| 99P01542 | 25-63 | Btg | S | 6.0 | 8.2 | 0.20 | 0.25 | 0.05 | 74 | 66 | 12.6 | 0.56 | 0.44 | 6 | 17 | ||||
| 99P01543 | 63-85 | Bt | S | 7.4 | 8.1 | 0.11 | 0.09 | 0.02 | 92 | 87 | 0.65 | 20 | |||||||
| 99P01544 | 85-120 | BC | S | 7.5 | 8.0 | 0.08 | 0.07 | 0.04 | 92 | 87 | 0.71 | 14 | |||||||
| 99P01545 | 120-150 | Cg | S | 7.3 | 7.9 | 0.06 | 0.07 | 0.02 | 87 | 89 | 0.84 | 3 | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.58 | (NA) | |
| Clay, carbonate free, Weighted Average | 28 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 9 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 28 | % wt | |
| Weighted averages based on control section: 25-75 cm | |||