| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069002 | ( Petroleum, Montana ) | Print Date: Nov 21 2024 11:07AM |
| 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 | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 40A28710 | A | A1 | 0-5 | 71L1081 | L | |||
| 40A28711 | B1 | B1 | 5-15 | 71L1082 | C | |||
| 40A28712 | B2 | B21 | 15-26 | 71L1083 | C | |||
| 40A28713 | Bt | B22t | 26-51 | 71L1084 | C | |||
| 40A28714 | Bk1 | B31ca | 51-92 | 71L1085 | C | |||
| 40A28715 | Bk2 | B32ca | 92-130 | 71L1086 | CL | |||
| 40A28716 | Bk3 | C1ca | 130-167 | 71L1087 | L | |||
| 40A28717 | 2C | 2C 2 | 167-197 | 71L1088 | L | |||
| 40A28718 | 51-92 | 71L1089 | CL | |||||
| 40A28719 | 0-15 | 71L1090 | C | |||||
| 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 | |||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069002 | ( Petroleum, Montana ) | Print Date: Nov 21 2024 11:07AM |
| Sampled As | : | Woodhawk | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3726 | |||
| 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 | 3A1a1a | 3B1 | 3B1 | 3B1 | ||||||
| 40A28710 | 0-5 | A | S | l | 25.7 | 44.8 | 29.5 | 10.5 | 23.1 | 21.7 | 16.7 | 6.5 | 2.8 | 2.1 | 1.4 | 2 | 6 | -- | 20 | 8 | |
| 40A28711 | 5-15 | B1 | S | c | 47.5 | 30.5 | 22.0 | 27.8 | 17.1 | 13.4 | 11.7 | 5.1 | 2.6 | 1.6 | 1.0 | 1 | 1 | -- | 12 | 2 | |
| 40A28712 | 15-26 | B2 | S | c | 50.5 | 31.0 | 18.5 | 26.6 | -- | 19.8 | 11.2 | 8.9 | 4.4 | 2.2 | 1.9 | 1.1 | 1 | 1 | -- | 11 | 2 |
| 40A28713 | 26-51 | Bt | S | c | 46.6 | 35.0 | 18.4 | 14.7 | 4.0 | 25.1 | 9.9 | 6.4 | 4.7 | 2.6 | 2.8 | 1.9 | -- | 1 | -- | 13 | 1 |
| 40A28714 | 51-92 | Bk1 | S | c | 45.7 | 35.3 | 19.0 | 15.1 | 3.0 | 26.3 | 9.0 | 6.8 | 4.6 | 2.5 | 2.9 | 2.2 | 1 | -- | -- | 13 | 1 |
| 40A28715 | 92-130 | Bk2 | S | cl | 29.5 | 37.9 | 32.6 | 9.6 | 2.0 | 17.1 | 20.8 | 23.9 | 4.1 | 2.2 | 1.6 | 0.8 | 1 | 2 | -- | 11 | 3 |
| 40A28716 | 130-167 | Bk3 | S | l | 22.6 | 33.9 | 43.5 | 7.9 | tr | 14.0 | 19.9 | 28.9 | 6.6 | 3.6 | 3.0 | 1.4 | 2 | 3 | -- | 19 | 5 |
| 40A28717 | 167-197 | 2C | S | l | 25.7 | 34.0 | 40.3 | 10.8 | tr | 15.0 | 19.0 | 30.5 | 5.9 | 1.7 | 1.5 | 0.7 | 2 | 4 | -- | 15 | 6 |
| 40A28718 | 51-92 | S | cl | 32.0 | 34.2 | 33.8 | 9.4 | 5.0 | 16.1 | 18.1 | 25.6 | 4.3 | 1.7 | 1.6 | 0.6 | -- | 1 | -- | 9 | 1 | |
| 40A28719 | 0-15 | S | c | 40.3 | 35.9 | 23.8 | 22.1 | 19.1 | 16.8 | 12.7 | 5.4 | 2.5 | 1.8 | 1.4 | 2 | 3 | -- | 16 | 5 | ||
| 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 | % | ||||||||||
| NK | 4A1h | 4B1c | NK | NK | |||||||||||||
| 40A28710 | 0-5 | A | S | 1.24 | 1.31 | 0.018 | 21.9 | 18.4 | 10.2 | 0.10 | 0.71 | 0.40 | |||||
| 40A28711 | 5-15 | B1 | S | 1.30 | 1.56 | 0.062 | 25.2 | 23.7 | 15.9 | 0.10 | 0.58 | 0.33 | |||||
| 40A28712 | 15-26 | B2 | S | 1.33 | 1.60 | 0.063 | 28.9 | 27.0 | 17.2 | 0.13 | 0.59 | 0.34 | |||||
| 40A28713 | 26-51 | Bt | S | 1.40 | 1.64 | 0.054 | 27.1 | 23.9 | 15.2 | 0.12 | 0.55 | 0.33 | |||||
| 40A28714 | 51-92 | Bk1 | S | 1.51 | 1.74 | 0.048 | 26.1 | 23.5 | 14.7 | 0.13 | 0.52 | 0.32 | |||||
| 40A28715 | 92-130 | Bk2 | S | 9.5 | 0.45 | 0.32 | |||||||||||
| 40A28716 | 130-167 | Bk3 | S | 1.65 | 1.72 | 0.013 | 20.4 | 15.4 | 8.4 | 0.11 | 0.49 | 0.37 | |||||
| 40A28717 | 167-197 | 2C | S | 8.9 | 0.46 | 0.35 | |||||||||||
| 40A28718 | 51-92 | S | 10.3 | 0.47 | 0.32 | ||||||||||||
| 40A28719 | 0-15 | S | 14.3 | 0.35 | |||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069002 | ( Petroleum, Montana ) | Print Date: Nov 21 2024 11:07AM |
| Sampled As | : | Woodhawk | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3726 | |||
| 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 - - - - -) | |||||||||||||||
| NK | ||||||||||||||||||||||
| 40A28710 | 0-5 | A | S | 2.27 | ||||||||||||||||||
| 40A28711 | 5-15 | B1 | S | 1.51 | ||||||||||||||||||
| 40A28712 | 15-26 | B2 | S | 1.31 | ||||||||||||||||||
| 40A28713 | 26-51 | Bt | S | 1.14 | ||||||||||||||||||
| 40A28714 | 51-92 | Bk1 | S | 0.73 | ||||||||||||||||||
| 40A28715 | 92-130 | Bk2 | S | 0.24 | ||||||||||||||||||
| 40A28716 | 130-167 | Bk3 | S | 0.15 | ||||||||||||||||||
| 40A28717 | 167-197 | 2C | S | 0.15 | ||||||||||||||||||
| 40A28718 | 51-92 | S | 0.36 | |||||||||||||||||||
| 40A28719 | 0-15 | S | 2.03 | |||||||||||||||||||
| CEC & Bases | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (- - - - - - NH4OAC Extractable Bases - - - - -) | CEC8 | CEC7 | ECEC | (- - - - Base - - - -) | |||||||||||||
| Sum | Acid- | Extr | KCl | Sum | NH4 | Bases | Al | (- Saturation -) | |||||||||
| Depth | Ca | Mg | Na | K | Bases | ity | Al | Mn | Cats | OAC | +Al | Sat | Sum | NH4OAC | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - cmol(+) kg-1 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| NK | NK | NK | NK | NK | |||||||||||||
| 40A28710 | 0-5 | A | S | 12.0 | 2.0 | 0.1 | 1.3 | 15.4 | 15.4 | 18.2 | 100 | 85 | |||||
| 40A28711 | 5-15 | B1 | S | 19.0 | 3.8 | 0.1 | 1.6 | 24.5 | 24.5 | 27.5 | 100 | 89 | |||||
| 40A28712 | 15-26 | B2 | S | 23.2 | 5.0 | 0.1 | 1.2 | 30.0 | 100 | 98 | |||||||
| 40A28713 | 26-51 | Bt | S | 19.3* | 8.0 | 0.5 | 0.6 | 25.6 | 100 | 100 | |||||||
| 40A28714 | 51-92 | Bk1 | S | 9.7* | 14.1 | 3.3 | 0.5 | 23.7 | 100 | 100 | |||||||
| 40A28715 | 92-130 | Bk2 | S | 9.2 | 3.1 | 0.4 | 13.3 | 100 | |||||||||
| 40A28716 | 130-167 | Bk3 | S | 7.6 | 3.3 | 0.3 | 11.0 | 100 | |||||||||
| 40A28717 | 167-197 | 2C | S | 8.4 | 3.5 | 0.3 | 11.8 | 100 | |||||||||
| 40A28718 | 51-92 | S | 9.2* | 8.4 | 1.1 | 0.4 | 14.9 | 100 | 100 | ||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069002 | ( Petroleum, Montana ) | Print Date: Nov 21 2024 11:07AM |
| Sampled As | : | Woodhawk | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3726 | |||
| 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 - -) | % | |||||||||||||||
| NK | NK | NK | NK | NK | NK | NK | NK | NK | 8D5 | NK | |||||||||||||
| 40A28710 | 0-5 | A | S | 1 | |||||||||||||||||||
| 40A28711 | 5-15 | B1 | S | 3.6 | 1.1 | 0.2 | 0.4 | -- | 4.8 | -- | -- | 50.8 | tr | 0.45 | tr | tr | |||||||
| 40A28712 | 15-26 | B2 | S | tr | |||||||||||||||||||
| 40A28713 | 26-51 | Bt | S | 2.2 | 1.3 | 1.6 | 0.1 | -- | 5.4 | -- | -- | 49.6 | tr | 0.46 | 2 | 1 | |||||||
| 40A28714 | 51-92 | Bk1 | S | 1.0 | 2.0 | 9.8 | 0.1 | -- | 8.5 | 0.9 | 5.1 | 53.2 | tr | 1.21 | 12 | 8 | |||||||
| 40A28715 | 92-130 | Bk2 | S | 23 | |||||||||||||||||||
| 40A28716 | 130-167 | Bk3 | S | 28.0 | 46.4 | 56.0 | 0.5 | -- | 6.9 | 6.1 | 35.1 | 0.2 | 7.97 | 12 | 9 | ||||||||
| 40A28717 | 167-197 | 2C | S | 26.0 | 65.0 | 73.5 | 0.5 | -- | 3.3 | 7.0 | 152.0 | 38.4 | 0.3 | 9.05 | 6 | 11 | |||||||
| 40A28718 | 51-92 | S | 0.8 | 1.1 | 4.6 | 0.1 | -- | 5.6 | -- | 0.5 | 40.1 | tr | 0.58 | 6 | 5 | ||||||||
| 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 | |||
| 8C1e | 8C1a | NK | NK | NK | ||||||||||
| 40A28710 | 0-5 | A | S | 6.5 | 6.8 | |||||||||
| 40A28711 | 5-15 | B1 | S | 6.5 | 6.9 | 6.6 | ||||||||
| 40A28712 | 15-26 | B2 | S | 7.0 | 7.3 | 1 | ||||||||
| 40A28713 | 26-51 | Bt | S | 7.6 | 8.0 | 7.5 | 11 | |||||||
| 40A28714 | 51-92 | Bk1 | S | 8.1 | 7.9 | 8.0 | 8 | -- | ||||||
| 40A28715 | 92-130 | Bk2 | S | 8.1 | 8.1 | 6 | 2 | |||||||
| 40A28716 | 130-167 | Bk3 | S | 8.0 | 8.1 | 7.9 | 3 | 3 | ||||||
| 40A28717 | 167-197 | 2C | S | 8.1 | 8.2 | 7.9 | 4 | 4 | ||||||
| 40A28718 | 51-92 | S | 7.9 | 8.3 | 8.0 | 9 | ||||||||
| 40A28719 | 0-15 | S | 6.3 | 6.5 | ||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069002 | ( Petroleum, Montana ) | Print Date: Nov 21 2024 11:07AM |
| Sampled As | : | Woodhawk | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3726 | |||
| Clay Mineralogy (<.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| X-Ray | Thermal | Elemental | EGME | Inter | |||||||||||||||||
| SiO2 | Al2O3 | Fe2O3 | MgO | CaO | K2O | Na2O | Retn | preta | |||||||||||||
| Depth | Fract | 7A2i | tion | ||||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 40A28712 | 15.0-26.0 | B2 | tcly | MT 3 | MI 3 | KK 3 | CL 1 | QZ 1 | |||||||||||||
| 40A28717 | 167.0-197.0 | 2C | tcly | MT 3 | MI 3 | KK 3 | CL 1 | QZ 1 | |||||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| CL Chlorite | KK Kaolinite | MI Mica | MT Montmorillonite | QZ Quartz |
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |