| *** Primary Characterization Data *** |
| Pedon ID: 91MT089004 | ( Sanders, Montana ) | Print Date: Feb 16 2025 5:51AM |
| Sampled as on Jul 1, 1991: | Combest ; Loamy-skeletal, mixed, frigid Andic Ustochrept |
| Revised to correlated: | Combest ; Loamy-skeletal, mixed, superactive, frigid Andic Ustochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP91MT206 SANDERS COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1991MT089004 Lat: 47° 27' 38.00" north Long: 115° 2' 2.00" west MLRA: 44 | National Soil Survey Center | |
| - | Pedon No. | 91P0882 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 91P05370 | A | A | 0-5 | SIL | SIL | |||
| 91P05371 | Bs | Bs | 5-23 | SIL | SIL | |||
| 91P05372 | 2E | 2E | 23-61 | SL | FSL | |||
| 91P05373 | 2E/Bw | 2E/Bw | 61-152 | SL | COSL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 3 | % wt | |
| Clay, total, Weighted Average | 3 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||
| PSDA & Rock Fragments | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| (- - - - - Total - - - - - -) | (- - Clay - - -) | (- - - - Silt - - - - -) | (- - - - - - - - - - - - Sand - - - - - - - - - - - -) | ( Rock Fragments (mm) ) | |||||||||||||||||
| Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
| Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
| Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | |||||||||||
| 91P05370 | 0-5 | A | N | sil | 10.6 | 71.9 | 17.5 | 52.6 | 19.3 | 7.9 | 2.6 | 2.0 | 2.9 | 2.1 | |||||||
| 91P05371 | 5-23 | Bs | N | sil | 2.2 | 70.0 | 27.8 | 47.3 | 22.7 | 12.7 | 3.1 | 2.5 | 5.1 | 4.4 | |||||||
| 91P05372 | 23-61 | 2E | N | fsl | 2.8 | 40.6 | 56.6 | 23.6 | 17.0 | 13.9 | 13.6 | 9.9 | 10.4 | 8.8 | |||||||
| 91P05373 | 61-152 | 2E/Bw | N | cosl | 3.2 | 29.9 | 66.9 | 20.2 | 9.7 | 12.0 | 16.9 | 12.3 | 13.4 | 12.3 | |||||||
| *** Primary Characterization Data *** |
| Pedon ID: 91MT089004 | ( Sanders, Montana ) | Print Date: Feb 16 2025 5:51AM |
| Sampled As | : | Combest | Loamy-skeletal, mixed, frigid Andic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 91P0882 | |||
| Bulk Density & Moisture | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (Bulk Density) | Cole | (- - - - - - - - - - - Water Content - - - - - - - - - - -) | ( Air Dry-Oven Dry ) | WRD | Aggst | ||||||||||||
| 33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
| Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
| Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
| 3C2a1a | 3D1 | 8D1 | |||||||||||||||
| 91P05370 | 0-5 | A | S | 1.92 | |||||||||||||
| 91P05370 | 0-5 | A | N | 20.3 | 1.047 | ||||||||||||
| 91P05371 | 5-23 | Bs | S | 5.59 | |||||||||||||
| 91P05371 | 5-23 | Bs | N | 12.3 | 1.049 | ||||||||||||
| 91P05372 | 23-61 | 2E | S | 1.14 | |||||||||||||
| 91P05372 | 23-61 | 2E | N | 3.2 | 1.006 | ||||||||||||
| 91P05373 | 61-152 | 2E/Bw | S | 1.19 | |||||||||||||
| 91P05373 | 61-152 | 2E/Bw | N | 3.8 | 1.008 | ||||||||||||
| Carbon & Extractions | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
| (- - - - - Total - - - - -) | Est | OC | C/N | (- - - Dith-Cit Ext - - -) | (- - - - - - Ammonium Oxalate Extraction - - - - - -) | (- - - Na Pyro-Phosphate - - -) | ||||||||||||||||
| Depth | C | N | S | OC | (WB) | Ratio | Fe | Al | Mn | Al+½Fe | ODOE | Fe | Al | Si | Mn | C | Fe | Al | Mn | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - % of <2 mm - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - - - % of < 2mm - - - - -) | |||||||||||||||
| 6A1c | 8J | 6C9a | 6G12 | 6V2 | 6D5b | |||||||||||||||||
| 91P05370 | 0-5 | A | N | 10.19 | 0.99 | 0.33 | 0.56 | 0.71 | 0.11 | 2710.8 | ||||||||||||
| 91P05371 | 5-23 | Bs | N | 1.88 | 2.77 | 0.13 | 0.85 | 2.35 | 0.92 | 438.5 | ||||||||||||
| 91P05372 | 23-61 | 2E | N | 0.36 | 0.05 | 0.03 | 0.04 | 0.04 | -- | -- | ||||||||||||
| 91P05373 | 61-152 | 2E/Bw | N | 0.24 | 0.06 | 0.02 | 0.07 | 0.02 | -- | 58.2 | ||||||||||||
| pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
| (- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
| CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
| Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
| Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
| 4C1a2a | 4C1a2a | 4C1a1a1 | ||||||||||||
| 91P05370 | 0-5 | A | N | 5.2 | 5.8 | 9.1 | ||||||||
| 91P05371 | 5-23 | Bs | N | 5.4 | 5.9 | 10.6 | ||||||||
| 91P05372 | 23-61 | 2E | N | 4.9 | 5.6 | 8.5 | ||||||||
| 91P05373 | 61-152 | 2E/Bw | N | 4.9 | 5.3 | 8.4 | ||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 91MT089004 | ( Sanders, Montana ) | Print Date: Feb 16 2025 5:51AM |
| Sampled As | : | Combest | Loamy-skeletal, mixed, frigid Andic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 91P0882 | |||
| Phosphorus | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | |||
| (- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -) | KCl | ||||||||||||||
| Melanic | NZ | Acid | Anion Exch Resin | Bray | Bray | Olsen | H2O | Citric | Mehlich | Extr | |||||
| Depth | Index | Oxal | Available | Capacity | 1 | 2 | Acid | III | NO3 | ||||||
| Layer | (cm) | Horz | Prep | % | (- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -) | ||||||||||
| 6S4 | |||||||||||||||
| 91P05370 | 0-5 | A | N | 58 | |||||||||||
| 91P05371 | 5-23 | Bs | N | 84 | |||||||||||
| 91P05372 | 23-61 | 2E | N | 13 | |||||||||||
| 91P05373 | 61-152 | 2E/Bw | N | 6 | |||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 91MT089004 | ( Sanders, Montana ) | Print Date: Feb 16 2025 5:51AM |
| Sampled As | : | Combest | Loamy-skeletal, mixed, frigid Andic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 91P0882 | |||
| Sand - Silt Mineralogy (2.0-0.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| X-Ray | Thermal | Optical | EGME | Inter | |||||||||||||||||
| Tot Re | Grain Count | Retn | preta | ||||||||||||||||||
| Depth | Fract | 7B1a2 | tion | ||||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - peak size - - - - - - - - - ) | (- - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 91P05370 | 0.0-5.0 | A | csi | OT 59 | GS 20 | PO 17 | GC 3 | GA 1 | |||||||||||||
| 91P05371 | 5.0-23.0 | Bs | csi | OT 58 | GS 32 | PO 5 | GA 3 | GC 2 | DI tr | ||||||||||||
| 91P05372 | 23.0-61.0 | 2E | csi | OT 92 | GS 7 | GC 1 | PO tr | GA tr | |||||||||||||
| 91P05373 | 61.0-152.0 | 2E/Bw | fs | OT 99 | GS tr | ||||||||||||||||
| FRACTION INTERPRETATION: | ||||
| csi - Coarse Silt 0.02-0.05 mm | fs - Fine Sand 0.1-0.25 mm | |||
| MINERAL INTERPRETATION: | ||||
| DI Diatoms | GA Glass Aggregates | GC Glass-coated Grain | GS Glass | OT Other |
| PO Plant Opal | ||||