| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT049006 | ( Lewis and Clark, Montana ) | Print Date: Dec 4 2024 3:25AM |
| Sampled as on Sep 25, 1976: | Nippt ; Sandy-skeletal, mixed Borollic Haplargids |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP92MT126 LEWIS AND CLARK COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT049006 Lat: 46° 46' 7.63" north Long: 112° 11' 3.19" west | National Soil Survey Center | |
| - | Pedon No. | 92P0505 | 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 | ||||||||||
| 92P02937 | 0-8 | E | S | 10.6 | 4.1 | 0.53 | 52 | 9 | |||||
| 92P02938 | 8-23 | Bt | S | 27.0 | 14.7 | 0.43 | 55 | 23 | |||||
| 92P02939 | 23-38 | Bk | S | 14.7 | 5.6 | 3.1 | 0.49 | 86 | 55 | ||||
| 92P02940 | 38-152 | 2Bk | S | 6.0 | 2.2 | 0.78 | 95 | 59 | |||||
| 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 | 6E1g | 5C1 | 5C3 | 6S4 | 8D1 | 8A3a | 5D2 | |||||||||||
| 92P02937 | 0-8 | E | S | 6.1 | 1.16 | 83 | 71 | 20 | 0.99 | -- | |||||||||
| 92P02938 | 8-23 | Bt | S | 7.3 | 0.95 | tr | 100* | 100 | 23 | 0.83 | 0.79 | tr | |||||||
| 92P02939 | 23-38 | Bk | S | 7.9 | 0.92 | 8 | 100* | 100 | 20 | 0.76 | 0.56 | 1 | |||||||
| 92P02940 | 38-152 | 2Bk | S | 8.2 | 0.13 | 1 | 100* | 100 | 14 | 1.18 | 1 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.01 | (NA) | |
| Clay, carbonate free, Weighted Average | 14 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 80 | % wt | |
| Volume, >2mm, Weighted Average | 47 | % vol | |
| Clay, total, Weighted Average | 15 | % wt | |
| Weighted averages based on control section: 8-58 cm | |||