| *** Taxonomy Characterization Data *** |
| Pedon ID: 84MT077524 | ( Powell, Montana ) | Print Date: Apr 28 2025 3:56PM |
| Sampled as on May 30, 1984: | Not Designated ; Fine-loamy, mixed Typic Argiboroll |
| Revised to correlated: | MARTINSDALE ; Fine-loamy, mixed Typic Argiborolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP85MT087 UPPER CLARK FORK | Natural Resources Conservation Service |
| - | Site ID | S1984MT077524 Lat: 46° 25' 18.61" north Long: 112° 51' 14.25" west MLRA: 44 | National Soil Survey Center | |
| - | Pedon No. | 85P0283 | 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 | ||||||||||||
| 85P01349 | 0-18 | A | S | 21.8 | 0.53 | 18 | -- | ||||||
| 85P01350 | 18-36 | Bt | S | 22.2 | 0.46 | 19 | tr | ||||||
| 85P01351 | 36-69 | C1 | S | 20.6 | 0.44 | 24 | -- | ||||||
| 85P01352 | 69-152 | C2 | S | 9.6 | 0.55 | 62 | 1 | ||||||
| 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 | |||||||||||||
| 85P01349 | 0-18 | A | S | 5.9 | 3.01 | ||||||||||||||
| 85P01350 | 18-36 | Bt | S | 6.4 | 1.12 | 99 | 81 | 0.93 | tr | ||||||||||
| 85P01351 | 36-69 | C1 | S | 7.1 | 0.57 | ||||||||||||||
| 85P01352 | 69-152 | C2 | S | 7.2 | 0.63 | tr | |||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.93 | (NA) | |
| Clay, carbonate free, Weighted Average | 22 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 19 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 22 | % wt | |
| Weighted averages based on control section: 18-36 cm | |||