| *** Supplementary Characterization Data *** |
| Pedon ID: S2018MT071510A | ( Phillips, Montana ) | Print Date: Dec 8 2025 12:53PM |
| Sampled as on Jul 24, 2018: | Vaeda ; Fine, smectitic, nonacid, frigid Aridic Ustorthent |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2019USMT050 MLRA 52 - BLM Ecological Site Development | Natural Resources Conservation Service |
| - | Site ID | S2018MT071510 Lat: 48° 5' 8.48" north Long: 107° 32' 24.28" west MLRA: 52 | National Soil Survey Center | |
| - | Pedon No. | 19N0320 | Kellogg Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | -21- | -22- | -23- | -24- | -25- | |||
| (- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -) | (- - - - - Cumulative Curve Fractions - - - - -) (<75mm) | ( Atter- ) | ( Gradation ) | |||||||||||||||||||||||||
| Percentage Passing Sieve | USDA Less Than Diameters (mm) at | berg | Uni- | Cur- | ||||||||||||||||||||||||
| Depth | 3 | 2 | 3/2 | 1 | 3/4 | 3/8 | 4 | 10 | 40 | 200 | 20 | 5 | 2 | 1. | .5 | .25 | .10 | .05 | 60 | 50 | 10 | LL | PI | fmty | vtur | |||
| Layer | (cm) | Horz | Prep | (-------------------Inches-------------------) | (---------Number---------) | (------Microns----) | (---------Millimeter----------) | (-----Percentile---) | (----%----) | CU | CC | |||||||||||||||||
| 19N02381 | 0-5 | E | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 85 | 67 | 55 | 100 | 100 | 100 | 99 | 96 | tr | 0.002 | tr | 9.8 | 0.5 | ||
| 19N02382 | 5-22 | Bss | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 90 | 74 | 63 | 100 | 100 | 100 | 100 | 98 | tr | 0.001 | tr | 6.3 | 0.7 | ||
| 19N02383 | 22-56 | BCyz | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 90 | 74 | 64 | 100 | 100 | 100 | 100 | 98 | tr | 0.001 | tr | 6.1 | 0.7 | ||
| 19N02384 | 56-87 | Cyz1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 95 | 67 | 53 | 44 | 100 | 100 | 100 | 99 | 91 | 0.01 | 0.004 | tr | 29.4 | 0.3 | ||
| 19N02385 | 87-115 | Cyz2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 82 | 67 | 57 | 100 | 100 | 100 | 99 | 94 | tr | 0.001 | tr | 8.7 | 0.6 | ||
| 19N02386 | 115-190 | Cyz3 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 85 | 72 | 63 | 100 | 100 | 100 | 99 | 95 | tr | 0.001 | tr | 6.1 | 0.7 | ||
| 19N02387 | 190-250 | Cyz4 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 96 | 80 | 65 | 56 | 100 | 100 | 100 | 99 | 93 | tr | 0.002 | tr | 9.8 | 0.5 | ||
| Tier 2 | -26- | -27- | -28- | -29- | -30- | -31- | -32- | -33- | -34- | -35- | -36- | -37- | -38- | -39- | -40- | -41- | -42- | -43- | -44- | -45- | -46- | -47- | -48- | -49- | -50- | |||||
| (- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -) | (- - Void - -) | ||||||||||||||||||||||||||||
| Whole Soil (mm) | <75 mm Fraction | Whole Soil | <2 mm Fraction | Ratios | ||||||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 75 | 75 | 20 | 5 | Soil Sur | Engineering | Soil Survey | Engineering | At 33 kPa | |||||||||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | -2 | -20 | -5 | -2 | <2 | 33 | Oven | Moist | Satur | 33 | 1500 | Oven | Moist | Satur | Whole | <2 | |||||||
| Layer | (cm) | Horz | Prep | (------------------- % of Whole Soil ------------------) | (--------- % of <75 mm ---------) | kPa | -dry | -ated | kPa | kPa | -dry | -ated | Soil | mm | ||||||||||||||||
| DbWR1 | DbWR1 | |||||||||||||||||||||||||||||
| 19N02381 | 0-5 | E | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.26 | 1.62 | 1.66 | 1.78 | 1.26 | 1.43 | 1.62 | 1.67 | 1.78 | 1.10 | 1.10 | |||||
| 19N02382 | 5-22 | Bss | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.28 | 1.84 | 1.73 | 1.80 | 1.28 | 1.53 | 1.84 | 1.73 | 1.80 | 1.07 | 1.07 | |||||
| 19N02383 | 22-56 | BCyz | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.27 | 1.80 | 1.74 | 1.79 | 1.27 | 1.53 | 1.80 | 1.74 | 1.79 | 1.09 | 1.09 | |||||
| 19N02384 | 56-87 | Cyz1 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.34 | 1.79 | 1.73 | 1.83 | 1.34 | 1.55 | 1.79 | 1.73 | 1.83 | 0.98 | 0.98 | |||||
| 19N02385 | 87-115 | Cyz2 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.32 | 1.85 | 1.76 | 1.82 | 1.32 | 1.54 | 1.85 | 1.76 | 1.82 | 1.01 | 1.01 | |||||
| 19N02386 | 115-190 | Cyz3 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.24 | 1.90 | 1.70 | 1.77 | 1.24 | 1.53 | 1.90 | 1.70 | 1.77 | 1.14 | 1.14 | |||||
| 19N02387 | 190-250 | Cyz4 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | 1.903 | ||||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: S2018MT071510A | ( Phillips, Montana ) | Print Date: Dec 8 2025 12:53PM |
| Sampled As | : | Vaeda | Fine, smectitic, nonacid, frigid Aridic Ustorthent | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 19N0320 | |||
| Tier 3 | -51- | -52- | -53- | -54- | -55- | -56- | -57- | -58- | -59- | -60- | -61- | -62- | -63- | -64- | -65- | -66- | -67- | -68- | -69- | -70- | -71- | -72- | -73- | -74- | -75- | |||
| (- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -) | C | (- - - - - - - Ratios To Clay - - - - - -) | (- - Linear Extensiblity - -) | (- - WRD - -) | ||||||||||||||||||||||||
| Whole Soil (mm) At 33 kPa | /N | <2 mm Fraction | Whole Soil | <2 mm | Whole | <2 | ||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 2- | .05- | LT | Pores | Rat | Fine | CEC | 1500 | LEP | 33 kPa | to % | Soil | mm | |||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | .05 | .002 | .002 | D | F | -io | Clay | Sum | NH4- | kPa | 33 | 1500 | Oven | 1500 | Oven | ||||||
| Layer | (cm) | Horz | Prep | (----------------------------- % of Whole Soil ---------------------------) | Cats | OAC | H2O | kPa | kPa | -dry | kPa | -dry | (---in3/in3---) | |||||||||||||||
| 19N02381 | 0-5 | E | S | -- | -- | -- | -- | -- | -- | -- | 100 | 2 | 20 | 26 | 12 | 40 | 7 | 1.04 | 0.35 | 0.159 | 4.6 | 8.7 | 4.3 | 8.7 | 0.17 | 0.17 | ||
| 19N02382 | 5-22 | Bss | S | -- | -- | -- | -- | -- | -- | -- | 100 | 1 | 17 | 30 | 7 | 45 | 7 | 0.36 | 0.205 | 6.1 | 12.9 | 6.1 | 12.9 | 0.16 | 0.16 | |||
| 19N02383 | 22-56 | BCyz | S | -- | -- | -- | -- | -- | -- | -- | 100 | 1 | 17 | 30 | 5 | 47 | 5 | 0.35 | 0.193 | 6.4 | 12.3 | 6.4 | 12.3 | 0.19 | 0.19 | |||
| 19N02384 | 56-87 | Cyz1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 5 | 23 | 22 | 10 | 39 | 4 | 0.40 | 0.228 | 5.0 | 10.1 | 5.0 | 10.1 | 0.15 | 0.15 | |||
| 19N02385 | 87-115 | Cyz2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 3 | 18 | 28 | 6 | 44 | 4 | 0.38 | 0.208 | 5.5 | 11.9 | 5.3 | 11.9 | 0.15 | 0.15 | |||
| 19N02386 | 115-190 | Cyz3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 3 | 14 | 30 | 7 | 46 | 4 | 0.37 | 0.241 | 7.0 | 15.3 | 7.3 | 15.3 | 0.16 | 0.16 | |||
| 19N02387 | 190-250 | Cyz4 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 4 | 20 | 31 | 4 | 0.37 | ||||||||||||
| Tier 4 | -76- | -77- | -78- | -79- | -80- | -81- | -82- | -83- | -84- | -85- | -86- | -87- | -88- | -89- | -90- | -91- | -92- | -93- | -94- | -95- | -96- | -97- | -98- | |||
| (- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -) | Text | PSDA (mm) | pH | Elect. | Part- | |||||||||||||||||||||
| (--------------- Whole Soil ---------------) | (------------------- <2 mm Fraction -------------------) | -ure | Sand | Silt | Clay | Ca | Res- | Con- | -icle | |||||||||||||||||
| >2 | 75 | 20 | 2- | .05- | < | (------------- Sands -------------) | (--- Silts ---) | Cl | by | 2- | .05- | < | Cl2 | ist. | duct | Den- | ||||||||||
| Depth | -2 | -2 | .05 | .002 | .002 | VC | C | M | F | VF | C | F | ay | PSDA | .05 | .002 | .002 | .01M | ohms | dS m-1 | sity | |||||
| Layer | (cm) | Horz | Prep | (- % of >2 mm Sand and Silt -) | (------------------% of Sand and Silt -------------) | <2 mm | (---- % of 2 mm ----) | (-------- <2 mm --------) | g cm-3 | |||||||||||||||||
| 3A1a1a | 4C1a2a | 4F2 | ||||||||||||||||||||||||
| 19N02381 | 0-5 | E | S | -- | -- | -- | 8 | 92 | 121 | -- | -- | tr | 1 | 7 | 25 | 67 | 121 | sic | 3.6 | 41.7 | 54.7 | 7.6 | 12.53 | |||
| 19N02382 | 5-22 | Bss | S | -- | -- | -- | 5 | 95 | 169 | -- | -- | 1 | 1 | 4 | 21 | 74 | 169 | c | 1.8 | 35.4 | 62.8 | 8.1 | 17.37 | |||
| 19N02383 | 22-56 | BCyz | S | -- | -- | -- | 5 | 95 | 175 | -- | -- | -- | 1 | 4 | 22 | 73 | 175 | c | 1.7 | 34.7 | 63.6 | 8.2 | 21.47 | |||
| 19N02384 | 56-87 | Cyz1 | S | -- | -- | -- | 17 | 83 | 80 | -- | -- | tr | 1 | 15 | 43 | 41 | 80 | sic | 9.4 | 46.3 | 44.3 | 8.5 | 16.83 | |||
| 19N02385 | 87-115 | Cyz2 | S | -- | -- | -- | 13 | 87 | 134 | -- | -- | tr | 2 | 11 | 29 | 58 | 134 | c | 5.6 | 37.2 | 57.2 | 8.6 | 14.47 | |||
| 19N02386 | 115-190 | Cyz3 | S | -- | -- | -- | 15 | 85 | 173 | -- | -- | tr | 4 | 11 | 26 | 59 | 173 | c | 5.5 | 31.1 | 63.4 | 8.5 | 20.78 | |||
| 19N02387 | 190-250 | Cyz4 | S | -- | -- | -- | 15 | 85 | 127 | -- | tr | tr | 2 | 13 | 31 | 53 | 127 | c | 6.8 | 37.2 | 56.0 | 8.5 | 16.86 | |||