| *** Taxonomy Characterization Data *** |
| Pedon ID: 1977AR143004 | ( Washington, Arkansas ) | Print Date: Jan 29 2025 9:55PM |
| Sampled as on Jun 1, 1977: | Fayetteville ; Fine-loamy, mixed, thermic Rhodic Paleudalf |
| Revised to correlated: | Fayetteville ; Fine-loamy, siliceous, thermic Rhodic Paleudalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP79AR131 TYPE LOCATION CHARACTERIZATION | Natural Resources Conservation Service |
| - | Site ID | S1977AR143004 Lat: 35° 53' 21.00" north Long: 94° 24' 20.99" west MLRA: 116A | National Soil Survey Center | |
| - | Pedon No. | 79P0156 | 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 | 7B1a2 | ||||||||||
| 79P00784 | 0-20 | Ap | S | 14.1 | 0.43 | 59 | -- | ||||||
| 79P00785 | 20-43 | B | S | 16.4 | 0.38 | 60 | -- | ||||||
| 79P00786 | 43-79 | Bt1 | S | 24.0 | 0.31 | 55 | 1.60 | 0.010 | -- | 100 | |||
| 79P00787 | 79-120 | Bt21 | S | 31.6 | 0.34 | 54 | -- | ||||||
| 79P00788 | 120-157 | Bt22 | S | 27.2 | 0.32 | 60 | -- | ||||||
| 79P00789 | 157-185 | Bt3 | S | 24.7 | 0.32 | 59 | 1.52 | 0.021 | -- | 92 | |||
| 79P00790 | 185-203 | Bt4 | S | 24.0 | 0.31 | 63 | -- | ||||||
| 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 | % | |||||||||||
| 8C1a | 6A1c | 5C3 | 5A3b | 5G1 | |||||||||||||||
| 79P00784 | 0-20 | Ap | S | 5.4 | 54 | ||||||||||||||
| 79P00785 | 20-43 | B | S | 5.7 | 48 | ||||||||||||||
| 79P00786 | 43-79 | Bt1 | S | 5.6 | 60 | ||||||||||||||
| 79P00787 | 79-120 | Bt21 | S | 5.6 | 55 | ||||||||||||||
| 79P00788 | 120-157 | Bt22 | S | 5.5 | 0.12 | 46 | |||||||||||||
| 79P00789 | 157-185 | Bt3 | S | 5.6 | 44 | 6.5 | 0.26 | 2 | |||||||||||
| 79P00790 | 185-203 | Bt4 | S | 5.6 | 46 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 26 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 55 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 26 | % wt | |
| Weighted averages based on control section: 43-93 cm | |||