| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT023001 | ( Deer Lodge, Montana ) | Print Date: Apr 26 2025 2:09AM |
| Sampled as on Jun 29, 1991: | Worock ; Loamy-skeletal, mixed Typic Cryoboralfs |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91MT221 BUTTE | Natural Resources Conservation Service |
| - | Site ID | S1991MT023001 Lat: 46° 0' 19.01" north Long: 112° 58' 10.00" west | National Soil Survey Center | |
| - | Pedon No. | 91P0934 | 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 | |||||||||||
| 91P05742 | 0-5 | E1 | S | 8.2 | 1.40 | 62 | 15 | ||||||
| 91P05743 | 5-18 | E2 | S | 9.5 | 0.72 | 61 | 19 | ||||||
| 91P05744 | 18-43 | Bt1 | S | 14.4 | 0.63 | 68 | 1.24 | 0.002 | 33 | ||||
| 91P05745 | 43-74 | Bt2 | S | 20.6 | 0.59 | 89 | 69 | ||||||
| 91P05746 | 74-114 | BC1 | S | 19.8 | 0.72 | 76 | 1.29 | 0.008 | 45 | ||||
| 91P05747 | 114-152 | BC2 | S | 17.5 | 0.71 | 87 | 65 | ||||||
| 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 | 4C1a1a1 | 6A1c | 8J | 5C1 | 5C3 | 6S4 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||
| 91P05742 | 0-5 | E1 | S | 4.0 | 7.5 | 8.09 | 0.32 | 0.11 | 11 | 9 | 33 | 6.7 | 3.13 | 0.82 | 60 | 1 | |||
| 91P05743 | 5-18 | E2 | S | 5.2 | 9.1 | 0.47 | 0.26 | 0.03 | 49 | 40 | 23 | 7.4 | 1.14 | 0.78 | 28 | 1 | |||
| 91P05744 | 18-43 | Bt1 | S | 5.2 | 8.9 | 0.30 | 0.18 | 0.04 | 80 | 72 | 20 | 14.1 | 1.12 | 0.98 | 9 | 1 | |||
| 91P05745 | 43-74 | Bt2 | S | 5.5 | 8.7 | 0.29 | 0.12 | 0.01 | 93 | 83 | 18 | 22.8 | 1.17 | 1.11 | 2 | 1 | |||
| 91P05746 | 74-114 | BC1 | S | 5.6 | 8.6 | 0.11 | 0.10 | 0.01 | 97 | 90 | 18 | 33.9 | 1.76 | 1.71 | tr | 1 | |||
| 91P05747 | 114-152 | BC2 | S | 5.7 | 0.08 | 0.08 | 0.02 | 96 | 94 | 11 | 29.7 | 1.71 | 1.70 | 3 | 1 | ||||
| 91P05748 | 0-1 | E | S | 3.9 | |||||||||||||||
| 91P05749 | 1-3 | E | S | 4.5 | |||||||||||||||
| 91P05750 | 3-7 | E1/E2 | S | 5.0 | |||||||||||||||
| 91P05751 | 7-15 | E | S | 5.0 | |||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.14 | (NA) | |
| Clay, carbonate free, Weighted Average | 18 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 78 | % wt | |
| Volume, >2mm, Weighted Average | 50 | % vol | |
| Clay, total, Weighted Average | 18 | % wt | |
| Weighted averages based on control section: 18-68 cm | |||