| *** Taxonomy Characterization Data *** |
| Pedon ID: S2018MT071510B | ( Phillips, Montana ) | Print Date: Dec 7 2025 10:53PM |
| Sampled as : | Marvan ; Fine, smectitic, frigid Sodic Haplustert |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2019USMT050 MLRA 52 - BLM Ecological Site Development | Natural Resources Conservation Service |
| - | Site ID | S2018MT071510 Lat: 48° 5' 8.48" north Long: 107° 32' 24.28" west MLRA: 52 | National Soil Survey Center | |
| - | Pedon No. | 19N0321 | Kellogg 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 | |||||||||||||
| 19N02388 | 0-7 | E | S | 51.6 | 0.38 | 1 | -- | ||||||
| 19N02389 | 7-22 | Bss | S | 62.0 | 0.33 | tr | -- | ||||||
| 19N02390 | 22-69 | Bssyz1 | S | 58.4 | 0.37 | tr | -- | ||||||
| 19N02391 | 69-90 | Bssyz2 | S | 48.0 | 0.41 | 1 | -- | ||||||
| 19N02392 | 90-106 | Cyz1 | S | 62.9 | 0.41 | 1 | -- | ||||||
| 19N02393 | 106-140 | Cyz2 | S | 62.2 | 0.39 | 1 | -- | ||||||
| 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 | 4H2a | 4E1a1a1a1 | 4F2 | ||||||||||||||||
| 19N02388 | 0-7 | E | S | 7.4 | 2.07 | 100* | 83 | 0.57 | 1.34 | 5 | |||||||||
| 19N02389 | 7-22 | Bss | S | 7.7 | 0.88 | tr | 100* | 0.57 | 3.89 | 7 | |||||||||
| 19N02390 | 22-69 | Bssyz1 | S | 8.1 | 0.50 | 1 | 100* | 96 | 0.58 | 6.67 | 17 | ||||||||
| 19N02391 | 69-90 | Bssyz2 | S | 8.5 | 0.44 | 1 | 100* | 0.60 | 9.97 | 27 | |||||||||
| 19N02392 | 90-106 | Cyz1 | S | 8.6 | 0.48 | -- | 100* | 96 | 0.61 | 16.23 | 41 | ||||||||
| 19N02393 | 106-140 | Cyz2 | S | 8.3 | 0.36 | -- | 100* | 0.57 | 17.38 | 35 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, carbonate free, set 2, Weighted Average | 56 | % wt | |
| Clay, total, set 2, Weighted Average | 56 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 7 | 0.59 | (NA) | |
| Weighted averages based on control section: 25-100 cm | |||