| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT049005 | ( Lewis and Clark, Montana ) | Print Date: Nov 21 2024 11:36AM |
| Sampled as on Nov 17, 1979: | Burgraff ; Fine-silty, mixed Aridic Calciborolls |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP92MT126 LEWIS AND CLARK COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT049005 Lat: 47° 26' 41.63" north Long: 112° 21' 10.27" west | National Soil Survey Center | |
| - | Pedon No. | 92P0500 | 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 | 3A1a1a | 8D1 | ||||||||||
| 92P02914 | 69-152 | Cr | S | 14.7 | 4.4 | 0.6 | 0.48 | 6 | 1 | ||||
| 92P02911 | 0-15 | A1/A2 | S | 24.9 | 10.2 | 1.6 | 0.45 | 33 | 3 | ||||
| 92P02912 | 15-43 | Bk1 | S | 21.4 | 5.5 | 8.7 | 0.35 | 8 | 1 | ||||
| 92P02913 | 43-69 | Bk2 | S | 17.7 | 4.2 | 6.8 | 0.31 | 7 | 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 | 6A1c | 8J | 6E1g | 5C1 | 5C3 | 6S4 | 8D1 | 8A3a | 5D2 | ||||||||||
| 92P02914 | 69-152 | Cr | S | 8.7 | 0.09 | 0.02 | 0.01 | 26 | 100* | 100 | 23 | 1.24 | 1 | ||||||
| 92P02911 | 0-15 | A1/A2 | S | 7.9 | 2.32 | 0.13 | 0.02 | 11 | 100* | 100 | 26 | 0.82 | 0.63 | tr | |||||
| 92P02912 | 15-43 | Bk1 | S | 8.1 | 0.70 | 0.05 | 0.02 | 48 | 100* | 100 | 47 | 0.52 | 0.51 | 1 | |||||
| 92P02913 | 43-69 | Bk2 | S | 8.2 | 0.41 | 0.02 | 0.01 | 49 | 100* | 100 | 81 | 0.59 | 1 | ||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.93 | (NA) | |
| Clay, carbonate free, Weighted Average | 12 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 19 | % wt | |
| Weighted averages based on control section: 25-69 cm | |||