| *** Taxonomy Characterization Data *** |
| Pedon ID: S1970MT027002 | ( Fergus, Montana ) | Print Date: Apr 25 2025 7:47PM |
| Sampled as on Dec 30, 1969: | Coffeek |
| Revised to correlated: | Fairfield ; Fine-loamy, mixed, superactive, frigid Typic Argiborolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1970MT027002 Lat: 47° 16' 59.70" north Long: 109° 58' 2.97" west MLRA: 58A | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3693 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| 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 | 4A1d | |||||||||||
| 40A28469 | 0-12 | Ap | S | 31.5 | -- | 0.43 | 26 | 1.23 | 0.037 | 4 | |||
| 40A28470 | 12-24 | B1 | S | 33.8 | -- | 0.41 | 27 | 1.34 | 0.037 | 4 | |||
| 40A28471 | 24-38 | B2 | S | 36.5 | 11.0 | 0.39 | 31 | 5 | |||||
| 40A28472 | 38-84 | Bk | S | 41.4 | 19.0 | 0.32 | 42 | 1.50 | 0.019 | 18 | |||
| 40A28473 | 84-152 | C | S | 36.1 | 8.0 | 0.36 | 30 | 1.40 | 0.029 | 10 | |||
| 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 | % | |||||||||||
| 8C1a | 6A1a | 6E1b | |||||||||||||||||
| 40A28469 | 0-12 | Ap | S | 7.3 | 2.14 | -- | |||||||||||||
| 40A28470 | 12-24 | B1 | S | 7.4 | 1.74 | -- | |||||||||||||
| 40A28471 | 24-38 | B2 | S | 7.8 | 1.17 | 22 | |||||||||||||
| 40A28472 | 38-84 | Bk | S | 7.9 | 0.56 | 30 | |||||||||||||
| 40A28473 | 84-152 | C | S | 8.6 | 0.15 | 18 | |||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 24 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 38 | % wt | |
| Volume, >2mm, Weighted Average | 14 | % vol | |
| Clay, total, Weighted Average | 39 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||