| *** Taxonomy Characterization Data *** |
| Pedon ID: 87SD103001C | ( Pennington, South Dakota ) | Print Date: Feb 3 2025 5:50PM |
| Sampled as on Jun 1, 1987: | Pierre ; Very-fine, montmorillonitic, mesic Typic Torrert |
| Revised to correlated: | Pierre ; Fine, smectitic, mesic Typic Torrerts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP87SD177 WEPP SOUTH DAKOTA | Natural Resources Conservation Service |
| - | Site ID | S1987SD103001C Lat: 43° 58' 21.00" north Long: 102° 3' 0.01" west MLRA: 60A | National Soil Survey Center | |
| - | Pedon No. | 87P0528 | 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 | ||||||||||
| 87P02812 | 0-12 | Ap | S | 45.6 | 18.6 | 0.41 | 3 | -- | |||||
| 87P02813 | 12-44 | Bw | S | 49.7 | 19.1 | 0.41 | 2 | 1.34 | 0.099 | -- | |||
| 87P02814 | 44-65 | Bk | S | 47.0 | 12.4 | 0.41 | 2 | 1.37 | 0.083 | -- | |||
| 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 | 6A2d | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | |||||||||||
| 87P02812 | 0-12 | Ap | S | 7.6 | 1.48 | 1.47 | tr | 100* | 100 | 0.81 | 0.45 | tr | |||||||
| 87P02813 | 12-44 | Bw | S | 7.9 | 1.01 | -- | 100* | 100 | 0.80 | 1 | |||||||||
| 87P02814 | 44-65 | Bk | S | 8.2 | 0.77 | 2 | 100* | 100 | 0.77 | 1 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.57 | (NA) | |
| Clay, carbonate free, Weighted Average | 35 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 35 | % wt | |
| Weighted averages based on control section: 25-80 cm | |||