| *** Taxonomy Characterization Data *** |
| Pedon ID: S1970MT063007 | ( Missoula, Montana ) | Print Date: Apr 28 2025 8:23AM |
| Sampled as on Jul 27, 1970: | Winkler |
| Revised to SSL: | (unnamed) ; Loamy-skeletal, mixed, frigid Udic Ustochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL70MT002 MISSOULA CO. | Natural Resources Conservation Service |
| - | Site ID | S1970MT063007 Lat: 46° 57' 37.59" north Long: 113° 42' 53.38" west | National Soil Survey Center | |
| - | Pedon No. | 70C0021 | 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 | |||||||||||
| 70C00132 | 0-5 | E1 | S | 3.8 | 0.61 | 71 | 1.57 | 0.003 | 27 | ||||
| 70C00133 | 5-20 | E2 | S | 4.0 | 0.40 | 83 | 1.62 | -- | 52 | ||||
| 70C00134 | 20-110 | E3 | S | 2.8 | 0.50 | 93 | 75 | ||||||
| 70C00135 | 110-180 | A/B | S | 2.3 | 0.57 | 86 | 1.62 | 0.003 | 68 | ||||
| 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 | ||||||||||||||
| 70C00131 | 3-0 | O | S | 5.8 | 13.62 | ||||||||||||||
| 70C00132 | 0-5 | E1 | S | 6.0 | 0.72 | 83 | 66 | 1.26 | 2 | ||||||||||
| 70C00133 | 5-20 | E2 | S | 6.4 | 0.19 | 86 | 74 | 0.73 | 3 | ||||||||||
| 70C00134 | 20-110 | E3 | S | 6.0 | 0.20 | 67 | 63 | 0.64 | 6 | ||||||||||
| 70C00135 | 110-180 | A/B | S | 5.6 | 0.17 | 63 | 52 | 0.83 | 5 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.64 | (NA) | |
| Clay, carbonate free, Weighted Average | 3 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 93 | % wt | |
| Volume, >2mm, Weighted Average | 74 | % vol | |
| Clay, total, Weighted Average | 3 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||