| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT049008 | ( Lewis and Clark, Montana ) | Print Date: Nov 11 2024 9:31PM |
| Sampled as : | Sawbuck ; Loamy-skeletal, mixed Typic Argiboroll |
| Revised to correlated on Nov 28, 2007: | Sawbuck ; Loamy-skeletal, mixed Typic Argiborolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP92MT126 LEWIS AND CLARK COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT049008 Lat: 46° 59' 43.64" north Long: 111° 52' 9.18" west | National Soil Survey Center | |
| - | Pedon No. | 92P0507 | 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 | |||||||||||
| 92P02953 | 122-152 | Bt4 | S | 34.0 | 9.3 | 0.37 | 67 | 49 | |||||
| 92P02948 | 0-15 | A1 | S | 31.7 | 15.2 | 0.50 | 29 | 11 | |||||
| 92P02949 | 15-23 | A2 | S | 30.8 | 0.42 | 30 | 11 | ||||||
| 92P02950 | 23-38 | Bt1 | S | 32.3 | 0.38 | 60 | 39 | ||||||
| 92P02951 | 38-102 | Bt2 | S | 40.1 | 0.37 | 79 | 62 | ||||||
| 92P02952 | 102-122 | Bt3 | S | 39.0 | 0.32 | 65 | 43 | ||||||
| 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 | 5C1 | 5C3 | 6S4 | 8D1 | 5D2 | |||||||||||||
| 92P02953 | 122-152 | Bt4 | S | 6.1 | 0.40 | 96 | 88 | 28 | 0.82 | 1 | |||||||||
| 92P02948 | 0-15 | A1 | S | 6.0 | 3.79 | 90 | 74 | 33 | 1.05 | -- | |||||||||
| 92P02949 | 15-23 | A2 | S | 5.6 | 1.96 | 80 | 67 | 28 | 0.78 | tr | |||||||||
| 92P02950 | 23-38 | Bt1 | S | 5.6 | 1.26 | 74 | 70 | 20 | 0.70 | -- | |||||||||
| 92P02951 | 38-102 | Bt2 | S | 6.0 | 0.91 | 88 | 78 | 26 | 0.70 | 1 | |||||||||
| 92P02952 | 102-122 | Bt3 | S | 6.1 | 0.40 | 97 | 86 | 33 | 0.65 | tr | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.7 | (NA) | |
| Clay, carbonate free, Weighted Average | 38 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 73 | % wt | |
| Volume, >2mm, Weighted Average | 54 | % vol | |
| Clay, total, Weighted Average | 38 | % wt | |
| Weighted averages based on control section: 23-73 cm | |||