*** Primary Characterization Data ***
Pedon ID: S2018MT071511( Phillips, Montana )Print Date: Dec 7 2025 11:45PM

Sampled as on Jul 23, 2018:Kevin ; Fine-loamy, mixed, superactive, frigid Aridic Argiustoll
Revised to :
United States Department of Agriculture
SSL-ProjectC2019USMT050   MLRA 52 - BLM Ecological Site DevelopmentNatural Resources Conservation Service
-Site IDS2018MT071511   Lat: 48° 2' 41.64" north  Long: 107° 30' 10.19" west  MLRA: 52National Soil Survey Center
-Pedon No. 19N0327Kellogg Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
19N02427AA0-6S2018MT071511-1GR-L L
19N02428BtBt6-23S2018MT071511-2CL CL
19N02429Bk1Bk123-53S2018MT071511-3CL L
19N02430Bk2Bk253-94S2018MT071511-4CL L
19N02431BkyBky94-128S2018MT071511-5CL L
19N02432BCyzBCyz128-180S2018MT071511-6CL L
19N02433CzCz180-260S2018MT071511-7CL CL
Pedon Calculations
Calculation NameResultUnits of Measure
 
Weighted Particles, 0.1-75mm, 75 mm Base26% wt
Volume, >2mm, Weighted Average3% vol
Clay, total, set 2, Weighted Average23% wt
Clay, carbonate free, set 2, Weighted Average19% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 70.61(NA)
 
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) )
LabClaySiltSandFineCO3FineCoarseVFFMCVC(- - - - - - - - Weight - - - - - - - -)>2 mm
Text-<.002.05<<.002.02.05.10.25.512520.1-wt %
Depthure.002-.05-2.0002.002-.02-.05-.10-.25-.50-1-2-5-20-7575whole
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)(- - - - - - - % of <75mm - - - - - -)soil
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a
 
19N024270-6ASl13.937.748.414.223.520.315.77.03.32.128154625
19N024286-23BtScl32.728.638.713.615.015.315.25.61.90.7222286
19N0242923-53Bk1Sl23.537.339.24.419.018.317.214.15.71.50.714--265
19N0243053-94Bk2Sl22.738.438.93.219.019.416.614.64.82.00.9131265
19N0243194-128BkySl19.838.341.90.618.619.718.714.74.82.31.4242298
19N02432128-180BCyzSl18.240.541.3--15.924.622.212.84.41.20.7241257
19N02433180-260CzScl30.435.634.00.416.319.312.012.55.82.51.24513010


*** Primary Characterization Data ***
Pedon ID: S2018MT071511( Phillips, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:KevinFine-loamy, mixed, superactive, frigid Aridic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  19N0327
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 )WRDAggst
33OvenWhole6103315001500 kPa(- - - - Ratio - - - -)WholeStabl(- - Ratio/Clay - -)
DepthkPaDrySoilkPakPakPakPaMoistCorrectedSoil2-0.5mm CEC71500 kPa
Layer(cm)HorzPrep (- - - g cm-3 - - -) (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) cm3 cm-3%
DbWR1DbWR1DbWR13C2a1a3D14E2a1a1a1
 
19N024270-6AS6.31.0200.780.45
19N024286-23BtS1.341.440.02421.912.31.0470.120.700.38
19N0242923-53Bk1S1.451.530.01817.58.91.0310.120.630.38
19N0243053-94Bk2S1.541.640.02119.08.21.0290.160.590.36
19N0243194-128BkyS1.481.560.01718.97.81.0270.160.640.39
19N02432128-180BCyzS1.511.620.02318.58.01.0321.0280.150.740.44
19N02433180-260CzS12.01.0401.0380.600.39
Carbon  &  Extractions-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18--19-
 
(- - - - - Total - - - - -)EstOCC/N(- - - Dith-Cit Ext - - -)(- - - - - - Ammonium Oxalate Extraction - - - - - -)(- - - Na Pyro-Phosphate - - -)
DepthCNSOC(WB)RatioFeAlMnAl+½FeODOEFeAlSiMnCFeAlMn
Layer(cm)HorzPrep(- - - - - - - - - - % of <2 mm - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)mg kg-1(- - - - - - % of < 2mm - - - - -)
4H2a4H2a4H2a
 
19N024270-6AS1.630.150.041.611
19N024286-23BtS1.170.140.041.29
19N0242923-53Bk1S2.010.110.030.87
19N0243053-94Bk2S1.530.080.030.45
19N0243194-128BkyS0.980.070.050.34
19N02432128-180BCyzS0.770.060.610.35
19N02433180-260CzS0.790.060.360.35


*** Primary Characterization Data ***
Pedon ID: S2018MT071511( Phillips, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:KevinFine-loamy, mixed, superactive, frigid Aridic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  19N0327
CEC  &  Bases-1--2--3--4--5--6--7--8--9--10--11--12--13--14-
 
(- - - - - - NH4OAC Extractable Bases - - - - -)CEC8CEC7ECEC(- - - - Base - - - -)
SumAcid-ExtrKClSumNH4BasesAl(- Saturation -)
DepthCaMgNaKBasesityAlMnCatsOAC+AlSatSumNH4OAC
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)mg kg-1(- - - - cmol(+) kg-1 - - -)(- - - - - - - - % - - - - - - - -)
4B1a1a4B1a1a4B1a1a4B1a1a4B2b1a14B1a1a
 
19N024270-6AS5.62.7tr0.89.13.412.510.87384
19N024286-23BtS12.16.9tr0.819.84.524.323.08186
19N0242923-53Bk1S48.9*7.30.10.356.614.7100
19N0243053-94Bk2S41.3*11.80.30.453.813.4100
19N0243194-128BkyS24.6*11.62.00.438.612.7100
19N02432128-180BCyzS34.5*12.84.20.552.0tr13.5100
19N02433180-260CzS29.9*16.06.90.653.40.918.1100

*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.
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
TotalElecElecExch
DepthCaMgNaKCO3HCO3FClPO4BrOACSO4NO2NO3H2OSaltsCondCondNaSAR
Layer(cm)HorzPrep(- - - - - mmol(+) L-1 - - - - -)(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)(- - - - % - - - -)(- - dS m-1 - -)%
4F24F24F24F24F24F24F24F24F24F24F24F24F24F24F24F24F1a1a1
 
19N024270-6AS0.20tr
19N024286-23BtS0.09tr
19N0242923-53Bk1S0.16tr
19N0243053-94Bk2S0.182
19N0243194-128BkyS3.87.515.70.3--2.20.20.2------25.2----44.52.510.78117
19N02432128-180BCyzS24.238.846.10.5--1.5--1.2------98.3----49.77.052.78148
19N02433180-260CzS22.839.957.30.7--1.4--2.5------114.4----59.68.594.041910


*** Primary Characterization Data ***
Pedon ID: S2018MT071511( Phillips, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:KevinFine-loamy, mixed, superactive, frigid Aridic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  19N0327
pH  &  Carbonates-1--2--3--4--5--6--7--8--9--10--11-
 
(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)(- - Carbonate - -)(- - Gypsum - - -)
CaCl2As CaCO3As CaSO4*2H2OResist
Depth0.01MH2OSat<2mm<20mm<2mm<20mmohms
Layer(cm)HorzPrepKCl1:21:1PasteOxidNaF(- - - - - - - - - - - - % - - - - - - - - - - -)cm-1
4C1a2a4C1a2a4F24E1a1a1a14E2a1a1a1
 
19N024270-6AS6.67.2
19N024286-23BtS6.47.1
19N0242923-53Bk1S7.98.510
19N0243053-94Bk2S8.28.89
19N0243194-128BkyS8.38.68.15--
19N02432128-180BCyzS8.18.17.942
19N02433180-260CzS8.08.07.841


*** Primary Characterization Data ***
Pedon ID: S2018MT071511( Phillips, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:KevinFine-loamy, mixed, superactive, frigid Aridic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  19N0327
Clay Mineralogy (<.002 mm)-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18-
X-RayThermalElementalEGMEInter
SiO2Al2O3Fe2O3MgOCaOK2ONa2ORetnpreta
DepthFract7A1b1 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
19N024286.0-23.0BttclyMT 5KK 2 SMEC
19N0243053.0-94.0Bk2tclyMT 3MI 2KK 2 SMEC
19N02433180.0-260.0CztclyMT 3MI 3KK 2 SMEC

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK KaoliniteMI MicaMT Montmorillonite

RELATIVE PEAK SIZE:5 Very Large4 Large3 Medium2 Small1 Very Small6 No Peaks

INTERPRETATION (BY HORIZON):
SMEC - Smectitic
NSSC SSL Report Creation