| *** Taxonomy Characterization Data *** |
| Pedon ID: 90MT089004 | ( Sanders, Montana ) | Print Date: Dec 4 2024 1:46PM |
| Sampled as on Sep 1, 1990: | Hogheaven ; Coarse-silty, mixed, frigid Aquic Haploxeroll |
| Revised to correlated on Jul 9, 2007: | Hogheaven ; Coarse-silty, mixed, superactive, frigid Aquic Haploxerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP90MT079 SANDERS COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1990MT089004 Lat: 47° 50' 25.00" north Long: 114° 36' 29.99" west MLRA: 44 | National Soil Survey Center | |
| - | Pedon No. | 90P0323 | 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 | |||||||||||
| 90P01926 | 0-5 | Ap1 | N | 34.8 | 6.1 | 0.74 | |||||||
| 90P01927 | 5-20 | Ap2 | N | 30.4 | 5.4 | 0.84 | |||||||
| 90P01928 | 20-38 | Bk1 | N | 26.0 | 0.6 | 0.82 | |||||||
| 90P01929 | 38-53 | Bk2 | N | 13.3 | 7.6 | 0.84 | |||||||
| 90P01930 | 53-107 | C1 | N | 1.4 | |||||||||
| 90P01931 | 107-152 | C2 | N | 2.5 | 1.44 | ||||||||
| 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 | 8D1 | 8A3a | 5D2 | ||||||||||||||
| 90P01926 | 0-5 | Ap1 | N | 7.9 | 6.58 | 13 | 1.04 | 2.61 | tr | ||||||||||
| 90P01927 | 5-20 | Ap2 | N | 8.7 | 4.16 | 17 | 1.01 | 4.23 | tr | ||||||||||
| 90P01928 | 20-38 | Bk1 | N | 8.3 | 1.47 | 13 | 0.97 | 11.32 | tr | ||||||||||
| 90P01929 | 38-53 | Bk2 | N | 8.4 | 0.39 | 18 | 0.61 | 1.54 | 2 | ||||||||||
| 90P01930 | 53-107 | C1 | N | 8.5 | 0.08 | 1 | 0.27 | 2 | |||||||||||
| 90P01931 | 107-152 | C2 | N | 8.6 | 0.08 | 2 | 2.08 | 4 | |||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.46 | (NA) | |
| Clay, carbonate free, Weighted Average | 6 | % wt | |
| Clay, total, Weighted Average | 8 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||