| *** Taxonomy Characterization Data *** |
| Pedon ID: S1971MT069002 | ( Petroleum, Montana ) | Print Date: Apr 27 2024 11:52AM |
| Sampled as on May 30, 1971: | Woodhawk |
| Revised to correlated: | unnamed ; Fine, montmorillonitic Abruptic Aridic Argiborolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1971MT069002 Lat: 47° 2' 38.74" north Long: 108° 24' 47.74" west MLRA: 58A | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3726 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| 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 | NK | ||||||||||
| 40A28710 | 0-5 | A | S | 25.7 | 10.5 | 0.40 | 20 | 1.24 | 0.018 | 4 | |||
| 40A28711 | 5-15 | B1 | S | 47.5 | 27.8 | 0.33 | 12 | 1.30 | 0.062 | 1 | |||
| 40A28712 | 15-26 | B2 | S | 50.5 | 26.6 | -- | 0.34 | 11 | 1.33 | 0.063 | 1 | ||
| 40A28713 | 26-51 | Bt | S | 46.6 | 14.7 | 4.0 | 0.33 | 13 | 1.40 | 0.054 | 1 | ||
| 40A28714 | 51-92 | Bk1 | S | 45.7 | 15.1 | 3.0 | 0.32 | 13 | 1.51 | 0.048 | 1 | ||
| 40A28715 | 92-130 | Bk2 | S | 29.5 | 9.6 | 2.0 | 0.32 | 11 | 2 | ||||
| 40A28716 | 130-167 | Bk3 | S | 22.6 | 7.9 | tr | 0.37 | 19 | 1.65 | 0.013 | 3 | ||
| 40A28717 | 167-197 | 2C | S | 25.7 | 10.8 | tr | 0.35 | 15 | 4 | ||||
| 40A28718 | 51-92 | S | 32.0 | 9.4 | 5.0 | 0.32 | 9 | 1 | |||||
| 40A28719 | 0-15 | S | 40.3 | 22.1 | 0.35 | 16 | 3 | ||||||
| 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 | % | |||||||||||
| 8C1a | NK | NK | NK | 5D2 | |||||||||||||||
| 40A28710 | 0-5 | A | S | 6.8 | 2.27 | 85 | 100 | 0.71 | 1 | ||||||||||
| 40A28711 | 5-15 | B1 | S | 6.9 | 1.51 | 89 | 100 | 0.58 | 0.45 | tr | |||||||||
| 40A28712 | 15-26 | B2 | S | 7.3 | 1.31 | 1 | 98 | 100 | 0.59 | tr | |||||||||
| 40A28713 | 26-51 | Bt | S | 8.0 | 1.14 | 11 | 100* | 100 | 0.55 | 0.46 | 2 | ||||||||
| 40A28714 | 51-92 | Bk1 | S | 7.9 | 0.73 | 8 | 100* | 100 | 0.52 | 1.21 | 12 | ||||||||
| 40A28715 | 92-130 | Bk2 | S | 8.1 | 0.24 | 6 | 100 | 0.45 | 23 | ||||||||||
| 40A28716 | 130-167 | Bk3 | S | 8.1 | 0.15 | 3 | 100 | 0.49 | 7.97 | 12 | |||||||||
| 40A28717 | 167-197 | 2C | S | 8.2 | 0.15 | 4 | 100 | 0.46 | 9.05 | 6 | |||||||||
| 40A28718 | 51-92 | S | 8.3 | 0.36 | 9 | 100* | 100 | 0.47 | 0.58 | 6 | |||||||||
| 40A28719 | 0-15 | S | 6.5 | 2.03 | |||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.6 | (NA) | |
| Clay, carbonate free, Weighted Average | 43 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 13 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 47 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 26-51 cm | |||