| *** Primary Characterization Data *** |
| Pedon ID: 84MT015492 | ( Chouteau, Montana ) | Print Date: May 20 2024 1:14PM |
| Sampled as on Nov 1, 1984: | Marias ; Fine, montmorillonitic, frigid Udorthentic Chromustert |
| Revised to correlated: | Marias ; Fine, smectitic, frigid Udorthentic Chromusterts |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP85MT257 CHOUTEAU COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1984MT015492 Lat: 48° 4' 53.01" north Long: 111° 19' 31.01" west MLRA: 52 | National Soil Survey Center | |
| - | Pedon No. | 85P0838 | 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 |
| 85P04511 | Ap1 | Ap1 | 0-13 | SIC | SIC | |||
| 85P04512 | Ap2 | Ap2 | 13-23 | SIC | SIC | |||
| 85P04513 | Bw1 | Bw1 | 23-56 | SIC | SIC | |||
| 85P04514 | Bw2 | Bw2 | 56-84 | SIC | SIC | |||
| 85P04515 | Bky | BkY | 84-152 | SIC | SIC | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 53 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 56 | % 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 | 3A1a1a | 3B1 | 3B1 | 3B1 | |||||||
| 85P04511 | 0-13 | Ap1 | S | sic | 55.6 | 40.5 | 3.9 | 2.4 | 27.1 | 13.4 | 1.9 | 1.3 | 0.5 | 0.2 | -- | tr | tr | -- | 2 | tr | |
| 85P04512 | 13-23 | Ap2 | S | sic | 56.0 | 40.5 | 3.5 | 4.1 | 27.5 | 13.0 | 1.8 | 1.0 | 0.5 | 0.2 | -- | -- | tr | -- | 2 | tr | |
| 85P04513 | 23-56 | Bw1 | S | sic | 55.7 | 40.9 | 3.4 | 3.8 | 27.4 | 13.5 | 2.0 | 1.1 | 0.3 | -- | -- | tr | tr | -- | 1 | -- | |
| 85P04514 | 56-84 | Bw2 | S | sic | 54.9 | 42.5 | 2.6 | 1.5 | 26.8 | 15.7 | 1.7 | 0.6 | 0.3 | -- | -- | tr | -- | -- | 1 | -- | |
| 85P04515 | 84-152 | Bky | S | sic | 56.9 | 40.7 | 2.4 | 3.0 | 33.5 | 7.2 | 0.9 | 0.8 | 0.4 | 0.3 | -- | tr | -- | -- | 2 | tr | |
| *** Primary Characterization Data *** |
| Pedon ID: 84MT015492 | ( Chouteau, Montana ) | Print Date: May 20 2024 1:14PM |
| Sampled As | : | Marias | Fine, montmorillonitic, frigid Udorthentic Chromustert | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 85P0838 | |||
| 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 | |||||||||||||||
| 85P04511 | 0-13 | Ap1 | S | 20.6 | 1.042 | 0.37 | |||||||||||
| 85P04512 | 13-23 | Ap2 | S | 21.0 | 1.042 | 0.38 | |||||||||||
| 85P04513 | 23-56 | Bw1 | S | 20.7 | 1.043 | 0.37 | |||||||||||
| 85P04514 | 56-84 | Bw2 | S | 19.8 | 1.037 | 0.36 | |||||||||||
| 85P04515 | 84-152 | Bky | S | 19.6 | 1.044 | 0.34 | |||||||||||
| 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 | ||||||||||||||||||||||
| 85P04511 | 0-13 | Ap1 | S | 1.04 | ||||||||||||||||||
| 85P04512 | 13-23 | Ap2 | S | 0.94 | ||||||||||||||||||
| 85P04513 | 23-56 | Bw1 | S | 0.75 | ||||||||||||||||||
| 85P04514 | 56-84 | Bw2 | S | 0.64 | ||||||||||||||||||
| 85P04515 | 84-152 | Bky | S | 0.54 | ||||||||||||||||||
| Salt | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | |||
| (- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -) | 1:2 | ||||||||||||||||||||||
| Total | Elec | Elec | Exch | ||||||||||||||||||||
| Depth | Ca | Mg | Na | K | CO3 | HCO3 | F | Cl | PO4 | Br | OAC | SO4 | NO2 | NO3 | H2O | Salts | Cond | Cond | Na | SAR | |||
| Layer | (cm) | Horz | Prep | (- - - - - mmol(+) L-1 - - - - -) | (- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -) | (- - - - % - - - -) | (- - dS m-1 - -) | % | |||||||||||||||
| 6N1b | 6O1b | 6P1b | 6Q1b | 8A | 8D5 | 8A3a | 5E | ||||||||||||||||
| 85P04513 | 23-56 | Bw1 | S | 1.0 | 0.7 | 2.8 | -- | 64.7 | tr | 0.42 | 3 | ||||||||||||
| 85P04514 | 56-84 | Bw2 | S | 0.7 | 0.6 | 5.2 | -- | 71.5 | tr | 0.61 | 6 | ||||||||||||
| 85P04515 | 84-152 | Bky | S | 25.0 | 29.6 | 42.2 | 0.2 | 65.8 | 0.4 | 6.96 | 8 | ||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 84MT015492 | ( Chouteau, Montana ) | Print Date: May 20 2024 1:14PM |
| Sampled As | : | Marias | Fine, montmorillonitic, frigid Udorthentic Chromustert | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 85P0838 | |||
| 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 | 8C1b | 6E1g | |||||||||||
| 85P04511 | 0-13 | Ap1 | S | 7.7 | 8.0 | 3 | ||||||||
| 85P04512 | 13-23 | Ap2 | S | 8.0 | 8.2 | 4 | ||||||||
| 85P04513 | 23-56 | Bw1 | S | 8.1 | 8.5 | 8.0 | 5 | |||||||
| 85P04514 | 56-84 | Bw2 | S | 8.1 | 8.5 | 8.1 | 10 | |||||||
| 85P04515 | 84-152 | Bky | S | 8.0 | 7.9 | 7.8 | 5 | |||||||