| *** Taxonomy Characterization Data *** |
| Pedon ID: 91MT049007 | ( Lewis and Clark, Montana ) | Print Date: Nov 22 2024 12:47AM |
| Sampled as : | Rittel ; Fine, mixed Typic Eutroboralf |
| Revised to correlated on Nov 28, 2007: | Rittel ; Fine, mixed Typic Eutroboralfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP92MT126 LEWIS AND CLARK COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT049007 Lat: 47° 19' 29.63" north Long: 112° 30' 3.27" west | National Soil Survey Center | |
| - | Pedon No. | 92P0506 | 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 | |||||||||||
| 92P02941 | 0-3 | A | S | 26.0 | 12.5 | 1.12 | 48 | 11 | |||||
| 92P02942 | 3-10 | E | S | 26.4 | 9.5 | 0.39 | 56 | 18 | |||||
| 92P02943 | 10-20 | Bt/E | S | 51.5 | 23.6 | 0.34 | 54 | 30 | |||||
| 92P02944 | 20-38 | Bt1 | S | 73.2 | 42.5 | 0.34 | 4 | 1 | |||||
| 92P02945 | 38-61 | Bt2 | S | 67.4 | 40.0 | 0.34 | 5 | 1 | |||||
| 92P02946 | 61-81 | Bt3 | S | 47.5 | 26.5 | 0.37 | 10 | 3 | |||||
| 92P02947 | 81-152 | Cr | S | 37.3 | 17.4 | 0.39 | 51 | 34 | |||||
| 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 | 5C1 | 5C3 | 6S4 | 5A3b | 8D1 | 5G1 | 8A3a | 5D2 | |||||||||
| 92P02941 | 0-3 | A | S | 5.8 | 11.13 | 0.33 | 0.38 | 78 | 68 | 31 | 2.07 | 0.80 | tr | ||||||
| 92P02942 | 3-10 | E | S | 5.7 | 1.83 | 0.22 | 0.08 | 85 | 73 | 28 | 0.78 | tr | |||||||
| 92P02943 | 10-20 | Bt/E | S | 5.5 | 1.34 | 0.31 | 0.06 | 84 | 80 | 31 | 0.74 | 1 | |||||||
| 92P02944 | 20-38 | Bt1 | S | 5.4 | 1.09 | 0.36 | 0.06 | 85 | 80 | 42 | 48.5 | 0.77 | 0.66 | 1 | 1 | ||||
| 92P02945 | 38-61 | Bt2 | S | 5.4 | 0.83 | 0.29 | 0.04 | 85 | 80 | 42 | 42.2 | 0.72 | 0.63 | 1 | 1 | ||||
| 92P02946 | 61-81 | Bt3 | S | 5.5 | 0.56 | 0.27 | 0.03 | 82 | 81 | 41 | 0.78 | 1 | |||||||
| 92P02947 | 81-152 | Cr | S | 5.2 | 0.44 | 0.20 | 0.03 | 84 | 74 | 31 | 0.87 | 0.76 | 1 | ||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.74 | (NA) | |
| Clay, carbonate free, Weighted Average | 66 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 14 | % wt | |
| Volume, >2mm, Weighted Average | 6 | % vol | |
| Clay, total, Weighted Average | 66 | % wt | |
| Weighted averages based on control section: 10-60 cm | |||