| *** Taxonomy Characterization Data *** |
| Pedon ID: 92MT053005 | ( Lincoln, Montana ) | Print Date: Dec 11 2024 4:57PM |
| Sampled as on Jun 2, 1992: | Blackbird ; Fine-silty, mixed, calcareous, frigid Mollic Halaquept |
| Revised to correlated: | Blacklake ; Coarse-silty, mixed, superactive, nonacid, frigid Histic Humaquepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP92MT196 LINCOLN COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1992MT053005 Lat: 48° 2' 52.99" north Long: 115° 6' 48.00" west MLRA: 44 | National Soil Survey Center | |
| - | Pedon No. | 92P0712 | 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 | 3A1a1a | 8D1 | |||||||||||
| 92P04337 | 20-66 | A/C | S | 43.7 | 29.4 | 0.73 | 8 | ||||||
| 92P04338 | 66-81 | C1 | S | 5.0 | 2.4 | 2.00 | 4 | ||||||
| 92P04339 | 81-106 | C2 | S | 41.3 | 34.8 | 0.61 | 9 | ||||||
| 92P04340 | 106-152 | C3 | S | 24.8 | 19.6 | 1.36 | 14 | 3 | |||||
| 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 | 6A2d | 8J | 6E1g | 5C1 | 5C3 | 6S4 | 8D1 | 8A3a | 5D2 | ||||||||
| 92P04336 | 20-20 | Oa | S | 7.6 | 10.0 | 35.32 | 28.91 | 15 | 49 | ||||||||||
| 92P04337 | 20-66 | A/C | S | 8.1 | 10.5 | 11.45 | 0.32 | 3.50 | 52 | 100* | 100 | 45 | 1.22 | 0.97 | 1 | ||||
| 92P04338 | 66-81 | C1 | S | 8.1 | 10.3 | 2.36 | 0.13 | 0.40 | 9 | 100* | 100 | 13 | 2.56 | 0.89 | 2 | ||||
| 92P04339 | 81-106 | C2 | S | 8.1 | 10.4 | 4.99 | 0.18 | 0.50 | 76 | 100* | 100 | 41 | 0.41 | 0.92 | 1 | ||||
| 92P04340 | 106-152 | C3 | S | 7.7 | 10.4 | 9.92 | 0.06 | 0.21 | 55 | 100* | 100 | 25 | 0.77 | 2.14 | 2 | ||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 3.68 | (NA) | |
| Clay, carbonate free, Weighted Average | 10 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 35 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||