| *** Taxonomy Characterization Data *** |
| Pedon ID: 80MT015213 | ( Chouteau, Montana ) | Print Date: Nov 21 2024 2:03PM |
| Sampled as on Apr 1, 1980: | Kobar ; Fine, montmorillonitic Borollic Camborthid |
| Revised to correlated: | Kobar ; Fine, smectitic, frigid Borollic Camborthids |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP85MT257 CHOUTEAU COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1980MT015213 Lat: 47° 51' 26.00" north Long: 110° 44' 15.01" west MLRA: 52 | National Soil Survey Center | |
| - | Pedon No. | 85P0839 | 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 | |||||||||||
| 85P04516 | 0-15 | Ap | S | 39.6 | 0.36 | 4 | -- | ||||||
| 85P04517 | 15-36 | Bw | S | 42.7 | 2.9 | 0.33 | 1 | -- | |||||
| 85P04518 | 36-53 | Bk | S | 36.1 | 1.4 | 0.31 | 6 | -- | |||||
| 85P04519 | 117-152 | C | S | 36.9 | 1.5 | 0.37 | 2 | -- | |||||
| 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 | 8A3a | ||||||||||||||||
| 85P04516 | 0-15 | Ap | S | 7.7 | 1.46 | -- | |||||||||||||
| 85P04517 | 15-36 | Bw | S | 8.3 | 0.90 | 4 | 0.51 | ||||||||||||
| 85P04518 | 36-53 | Bk | S | 8.4 | 0.60 | 7 | 0.44 | ||||||||||||
| 85P04519 | 117-152 | C | S | 8.4 | 0.57 | 4 | 12.66 | ||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 14 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 14 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||