| *** Taxonomy Characterization Data *** |
| Pedon ID: 77MT077208 | ( Powell, Montana ) | Print Date: Mar 13 2025 4:19PM |
| Sampled as on Aug 1, 1977: | Wildgen ; Loamy-skeletal, mixed, frigid Udic Ustochrept |
| Revised to correlated: | Wildgen ; Loamy-skeletal, mixed, superactive, frigid Typic Ustochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP89MT120 DEER LODGE | Natural Resources Conservation Service |
| - | Site ID | S1977MT077208 Lat: 47° 3' 0.62" north Long: 113° 6' 2.33" west MLRA: 43 | National Soil Survey Center | |
| - | Pedon No. | 89P0435 | 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 | ||||||||||||
| 89P02439 | 0-20 | E1 | S | 8.2 | 0.62 | 55 | 19 | ||||||
| 89P02440 | 20-38 | E2 | S | 10.4 | 0.49 | 60 | 23 | ||||||
| 89P02441 | 38-69 | Bw1 | S | 12.0 | 0.43 | 69 | 35 | ||||||
| 89P02442 | 69-152 | Bw2 | S | 9.3 | 0.51 | 86 | 62 | ||||||
| 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 | 5C1 | 5C3 | 8D1 | 5D2 | ||||||||||||||
| 89P02439 | 0-20 | E1 | S | 5.3 | 0.58 | 76 | 66 | 1.30 | -- | ||||||||||
| 89P02440 | 20-38 | E2 | S | 5.4 | 0.52 | 85 | 73 | 1.07 | -- | ||||||||||
| 89P02441 | 38-69 | Bw1 | S | 5.6 | 0.27 | 86 | 82 | 0.88 | -- | ||||||||||
| 89P02442 | 69-152 | Bw2 | S | 5.5 | 0.35 | 83 | 79 | 1.08 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.99 | (NA) | |
| Clay, carbonate free, Weighted Average | 11 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 74 | % wt | |
| Volume, >2mm, Weighted Average | 44 | % vol | |
| Clay, total, Weighted Average | 11 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||