| *** Primary Characterization Data *** |
| Pedon ID: S1969MT027007 | ( Fergus, Montana ) | Print Date: May 20 2024 4:30AM |
| Sampled as on Dec 30, 1968: | Mundy |
| Revised to correlated: | Creed ; Fine, smectitic, frigid Borollic Natrargids |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1969MT027007 Lat: 47° 20' 29.70" north Long: 110° 5' 7.97" west MLRA: 46 | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3687 | 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 |
| 40A28428 | Ap | Ap2 | 0-11 | 69L0697 | SICL | |||
| 40A28429 | B/A | B & A | 11-16 | 69L0698 | SIC | |||
| 40A28430 | Bt1 | B21t | 16-28 | 69L0699 | C | |||
| 40A28431 | Bt2 | B22t | 28-41 | 69L0700 | C | |||
| 40A28432 | Bky | B31cacs | 41-60 | 69L0701 | SIC | |||
| 40A28433 | By | B32Cs | 60-87 | 69L0702 | SIC | |||
| 40A28434 | C1 | C 1 | 87-120 | 69L0703 | SICL | |||
| 40A28435 | C2 | C 2 | 120-140 | 69L0704 | CL | |||
| 40A28436 | C3 | C 3 | 140-180 | 69L0705 | SIC | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.5 | (NA) | |
| Clay, carbonate free, Weighted Average | 58 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Clay, total, Weighted Average | 58 | % wt | |
| Weighted averages based on control section: 16-41 cm | |||
| *** Primary Characterization Data *** |
| Pedon ID: S1969MT027007 | ( Fergus, Montana ) | Print Date: May 20 2024 4:30AM |
| Sampled As | : | Mundy | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3687 | |||
| 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 | ||||||
| 40A28428 | 0-11 | Ap | S | sicl | 35.8 | 55.1 | 9.1 | 18.9 | 36.1 | 19.0 | 4.6 | 2.5 | 1.0 | 0.7 | 0.3 | 1 | 1 | -- | 6 | 2 | |
| 40A28429 | 11-16 | B/A | S | sic | 45.2 | 49.0 | 5.8 | 21.7 | 30.9 | 18.1 | 3.0 | 1.6 | 0.6 | 0.3 | 0.3 | -- | -- | -- | 3 | -- | |
| 40A28430 | 16-28 | Bt1 | S | c | 56.8 | 38.4 | 4.8 | 37.4 | 26.4 | 12.0 | 2.3 | 1.3 | 0.5 | 0.4 | 0.3 | -- | -- | -- | 3 | -- | |
| 40A28431 | 28-41 | Bt2 | S | c | 59.8 | 36.8 | 3.4 | 36.3 | 26.4 | 10.4 | 1.7 | 0.8 | 0.3 | 0.3 | 0.3 | -- | -- | -- | 2 | -- | |
| 40A28432 | 41-60 | Bky | S | sic | 51.0 | 45.6 | 3.4 | 20.3 | 3.0 | 32.4 | 13.2 | 1.7 | 0.9 | 0.4 | 0.2 | 0.2 | -- | -- | -- | 2 | -- |
| 40A28433 | 60-87 | By | S | sic | 45.1 | 48.4 | 6.5 | 3.0 | 32.0 | 16.4 | 3.0 | 2.3 | 0.7 | 0.3 | 0.2 | -- | -- | -- | 4 | -- | |
| 40A28434 | 87-120 | C1 | S | sicl | 38.6 | 48.2 | 13.2 | 13.9 | 3.0 | 26.5 | 21.7 | 4.7 | 4.6 | 1.9 | 1.2 | 0.8 | 1 | 2 | -- | 11 | 3 |
| 40A28435 | 120-140 | C2 | S | cl | 37.7 | 32.8 | 29.5 | 7.0 | 19.6 | 13.2 | 7.2 | 12.0 | 5.2 | 3.2 | 1.9 | 5 | 9 | -- | 33 | 14 | |
| 40A28436 | 140-180 | C3 | S | sic | 46.6 | 48.2 | 5.2 | 8.0 | 33.1 | 15.1 | 2.5 | 1.7 | 0.6 | 0.3 | 0.1 | -- | -- | -- | 3 | -- | |
| 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 | |||||||||||||
| 40A28428 | 0-11 | Ap | S | 11.9 | |||||||||||||
| 40A28429 | 11-16 | B/A | S | 14.0 | 0.49 | 0.31 | |||||||||||
| 40A28430 | 16-28 | Bt1 | S | 19.1 | 0.53 | 0.34 | |||||||||||
| 40A28431 | 28-41 | Bt2 | S | 1.46 | 1.88 | 0.088 | 29.7 | 27.4 | 19.8 | 0.11 | 0.48 | 0.33 | |||||
| 40A28432 | 41-60 | Bky | S | 1.52 | 1.90 | 0.077 | 26.4 | 24.2 | 17.8 | 0.10 | 0.42 | 0.35 | |||||
| 40A28433 | 60-87 | By | S | 1.47 | 1.80 | 0.070 | 26.6 | 25.3 | 17.1 | 0.12 | 0.46 | 0.38 | |||||
| 40A28434 | 87-120 | C1 | S | 1.48 | 1.74 | 0.054 | 25.3 | 22.5 | 15.4 | 0.10 | 0.52 | 0.40 | |||||
| 40A28435 | 120-140 | C2 | S | 13.7 | 0.44 | 0.36 | |||||||||||
| 40A28436 | 140-180 | C3 | S | 16.3 | 0.45 | 0.35 | |||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1969MT027007 | ( Fergus, Montana ) | Print Date: May 20 2024 4:30AM |
| Sampled As | : | Mundy | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3687 | |||
| 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 | NK | |||||||||||||||||||||
| 40A28428 | 0-11 | Ap | S | 1.62 | 1.0 | |||||||||||||||||
| 40A28429 | 11-16 | B/A | S | 1.38 | 1.4 | |||||||||||||||||
| 40A28430 | 16-28 | Bt1 | S | 1.20 | 1.4 | |||||||||||||||||
| 40A28431 | 28-41 | Bt2 | S | 0.78 | 1.3 | |||||||||||||||||
| 40A28432 | 41-60 | Bky | S | 0.42 | 1.1 | |||||||||||||||||
| 40A28433 | 60-87 | By | S | 0.32 | 1.1 | |||||||||||||||||
| 40A28434 | 87-120 | C1 | S | 0.29 | 1.1 | |||||||||||||||||
| 40A28435 | 120-140 | C2 | S | 0.17 | 1.1 | |||||||||||||||||
| 40A28436 | 140-180 | C3 | S | 0.21 | 0.8 | |||||||||||||||||
| 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 | NK | ||||||||||||
| 40A28428 | 0-11 | Ap | S | 6.3 | 9.4 | 0.7 | 1.5 | 5.0 | 18.9 | 78 | 95 | ||||||
| 40A28429 | 11-16 | B/A | S | 5.1 | 12.5 | 1.7 | 1.0 | 22.3 | 100 | 91 | |||||||
| 40A28430 | 16-28 | Bt1 | S | 5.1 | 19.0 | 3.3 | 1.2 | 30.0 | 100 | 95 | |||||||
| 40A28431 | 28-41 | Bt2 | S | 6.4* | 26.7 | 7.2 | 1.2 | 28.7 | 100 | 100 | |||||||
| 40A28432 | 41-60 | Bky | S | 22.4 | 6.1 | 0.8 | 21.2 | 100 | |||||||||
| 40A28433 | 60-87 | By | S | 18.1 | 5.4 | 0.7 | 20.7 | 100 | |||||||||
| 40A28434 | 87-120 | C1 | S | 15.3* | 13.0 | 4.4 | 0.7 | 20.0 | 100 | 100 | |||||||
| 40A28435 | 120-140 | C2 | S | 17.5* | 10.4 | 3.1 | 0.5 | 16.6 | 100 | 100 | |||||||
| 40A28436 | 140-180 | C3 | S | 12.9 | 3.4 | 0.5 | 20.8 | 100 | |||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1969MT027007 | ( Fergus, Montana ) | Print Date: May 20 2024 4:30AM |
| Sampled As | : | Mundy | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3687 | |||
| 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 | 8D5 | NK | ||||||||||||||||||
| 40A28428 | 0-11 | Ap | S | 4 | |||||||||||||||||||
| 40A28429 | 11-16 | B/A | S | 8 | |||||||||||||||||||
| 40A28430 | 16-28 | Bt1 | S | 3.8 | 20.0 | 19.8 | 59.3 | 0.1 | 3.49 | 7 | 6 | ||||||||||||
| 40A28431 | 28-41 | Bt2 | S | 25 | |||||||||||||||||||
| 40A28432 | 41-60 | Bky | S | 29 | |||||||||||||||||||
| 40A28433 | 60-87 | By | S | 24.5 | 77.5 | 56.3 | 54.9 | 0.4 | 9.78 | 11 | 8 | ||||||||||||
| 40A28434 | 87-120 | C1 | S | 22 | |||||||||||||||||||
| 40A28435 | 120-140 | C2 | S | 19 | |||||||||||||||||||
| 40A28436 | 140-180 | C3 | S | 16 | |||||||||||||||||||
| 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 | |||
| NK | NK | NK | NK | NK | ||||||||||
| 40A28428 | 0-11 | Ap | S | 6.2 | 6.9 | -- | ||||||||
| 40A28429 | 11-16 | B/A | S | 6.7 | 7.5 | -- | ||||||||
| 40A28430 | 16-28 | Bt1 | S | 7.2 | 7.4 | 7.2 | -- | |||||||
| 40A28431 | 28-41 | Bt2 | S | 7.7 | 7.8 | -- | ||||||||
| 40A28432 | 41-60 | Bky | S | 8.2 | 8.1 | 4 | -- | |||||||
| 40A28433 | 60-87 | By | S | 8.1 | 8.1 | 7.9 | 4 | 4 | ||||||
| 40A28434 | 87-120 | C1 | S | 8.0 | 8.0 | 4 | ||||||||
| 40A28435 | 120-140 | C2 | S | 7.9 | 8.0 | 14 | ||||||||
| 40A28436 | 140-180 | C3 | S | 7.9 | 7.9 | 14 | ||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1969MT027007 | ( Fergus, Montana ) | Print Date: May 20 2024 4:30AM |
| Sampled As | : | Mundy | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3687 | |||
| 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 | ||||||||||||||
| 40A28428 | 0.0-11.0 | Ap | tcly | MI 2 | KK 2 | MT 1 | | | | | | | | | | | | | | | |
| 40A28430 | 16.0-28.0 | Bt1 | tcly | MI 2 | KK 2 | MT 2 | | | | | | | | | | | | | | | |
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | | | | |
| MINERAL INTERPRETATION: | ||||
| KK Kaolinite | MI Mica | MT Montmorillonite | | |
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |