| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT089019 | ( Sanders, Montana ) | Print Date: Dec 4 2024 2:53AM |
| Sampled as : | Rock Creek ; Medial over sandy or sandy-skeletal, mixed, frigid Typic Haploxerand |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91MT199 SANDERS COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT089019 Lat: 47° 58' 50.00" north Long: 115° 44' 23.99" west | National Soil Survey Center | |
| - | Pedon No. | 91P0864 | 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 | |||||||||||
| 91P05217 | 0-23 | Bs1 | S | 1.9 | 4.79 | 21 | 0.94 | 0.010 | 5 | ||||
| 91P05218 | 23-43 | Bs2 | S | 2.0 | 3.75 | 12 | 1.08 | 0.003 | 2 | ||||
| 91P05219 | 43-74 | 2C1 | S | 2.2 | 1.23 | 89 | 81 | ||||||
| 91P05220 | 74-109 | 2C2 | S | 2.7 | 1.04 | 93 | 79 | ||||||
| 91P05221 | 109-152 | 2C3 | S | 3.4 | 0.88 | 96 | 86 | ||||||
| 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 | |||||||||
| 91P05217 | 0-23 | Bs1 | S | 6.3 | 10.6 | 1.68 | 2.26 | 0.16 | 53 | 27 | 77 | 6.95 | 1 | ||||||
| 91P05218 | 23-43 | Bs2 | S | 6.4 | 10.4 | 0.82 | 1.66 | 0.06 | 51 | 28 | 68 | 4.85 | 1 | ||||||
| 91P05219 | 43-74 | 2C1 | S | 5.8 | 8.6 | 0.18 | 0.12 | 0.02 | 77 | 55 | 18 | 2.00 | 2 | ||||||
| 91P05220 | 74-109 | 2C2 | S | 5.5 | 8.1 | 0.11 | 0.09 | 0.01 | 78 | 58 | 14 | 1.52 | 2 | ||||||
| 91P05221 | 109-152 | 2C3 | S | 5.0 | 8.1 | 0.22 | 0.15 | 0.02 | 45 | 37 | 20 | 2.9 | 1.62 | 0.85 | 14 | 4 | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 2.52 | (NA) | |
| Clay, carbonate free, Weighted Average | 2 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 72 | % wt | |
| Volume, >2mm, Weighted Average | 61 | % vol | |
| Clay, total, Weighted Average | 2 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||