| *** Taxonomy Characterization Data *** |
| Pedon ID: 75MT087229 | ( Big Horn, Montana ) | Print Date: Nov 13 2024 2:57PM |
| Sampled as on Jul 1, 1975: | Sagedale ; Fine, montmorillonitic, frigid Typic Ustochrept |
| Revised to correlated: | Sagedale ; Fine, montmorillonitic, frigid Typic Ustochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP83MT220 ROSEBUD COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1975MT087229 Lat: 45° 23' 44.01" north Long: 106° 54' 25.00" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 83P0721 | 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 | 3A1a1a | 8D1 | ||||||||||
| 83P03566 | 0-10 | A | S | 36.4 | 20.0 | 0.37 | 5 | tr | |||||
| 83P03567 | 10-28 | Bw | S | 40.4 | 17.9 | 0.6 | 0.34 | 3 | tr | ||||
| 83P03568 | 28-53 | Bk1 | S | 39.7 | 15.8 | 2.0 | 0.33 | 2 | -- | ||||
| 83P03569 | 53-76 | Bk2 | S | 64.6 | 16.7 | 0.31 | 1 | -- | |||||
| 83P03570 | 79-91 | Bky | S | 67.4 | 12.5 | 0.30 | 4 | -- | |||||
| 83P03571 | 91-152 | BC | S | 75.7 | 22.7 | 0.28 | 2 | -- | |||||
| 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 | 8A3a | 5D2 | ||||||||||||
| 83P03566 | 0-10 | A | S | 7.7 | 1.43 | tr | 100* | 100 | 0.60 | 1.05 | -- | ||||||||
| 83P03567 | 10-28 | Bw | S | 8.2 | 0.93 | 4 | 100* | 100 | 0.55 | 0.57 | -- | ||||||||
| 83P03568 | 28-53 | Bk1 | S | 8.3 | 0.63 | 5 | 100* | 100 | 0.54 | 0.50 | -- | ||||||||
| 83P03569 | 53-76 | Bk2 | S | 7.9 | 0.86 | tr | 100* | 100 | 0.53 | 4.95 | 1 | ||||||||
| 83P03570 | 79-91 | Bky | S | 7.7 | 0.25 | tr | 100* | 100 | 0.44 | 7.09 | 2 | ||||||||
| 83P03571 | 91-152 | BC | S | 7.7 | 0.25 | tr | 100* | 100 | 0.42 | 7.33 | 1 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.5 | (NA) | |
| Clay, carbonate free, Weighted Average | 54 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 55 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||