*** Primary Characterization Data ***
Pedon ID: 88MT017001( Custer, Montana )Print Date: Dec 6 2025 1:20PM

Sampled as on Jun 29, 1988:Cambeth ; Fine-silty, mixed Borollic Camborthids
Revised to correlated:Cargill ; Fine-silty, mixed, semiactive Borollic Calciorthid
United States Department of Agriculture
SSL-ProjectCP88MT223   MONTANA ARIDISOL TOURNatural Resources Conservation Service
-Site IDS1988MT017001   Lat: 46° 48' 14.00" north  Long: 106° 5' 22.01" west  MLRA: 58ANational Soil Survey Center
-Pedon No. 88P0851Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866

LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
88P04496A1A10-5SIL SIL
88P04497A2A25-12SIL SIL
88P04498BwBw12-22SIL SICL
88P04499BkBk22-48SIL SICL
88P04500BC1BC148-60SIL SICL
88P04501BC2BC260-88SIL SICL
88P04502Cr1CR188-114SIL SIC
88P04503Cr2CR2114-152SICL SIC
88P045040-080X15X1CM
88P045050-0SURRBGSIL
88P04506ApAp RBg0-5L

Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.35(NA)
Clay, carbonate free, Weighted Average28% wt
Weighted Particles, 0.1-75mm, 75 mm Base2% wt
Volume, >2mm, Weighted Average0% vol
Clay, total, Weighted Average32% wt
LE, Whole Soil, Summed to 1m0cm/m
 
Weighted averages based on control section: 25-89 cm


*** Primary Characterization Data ***
Pedon ID: 88MT017001( Custer, Montana )Print Date: Dec 6 2025 1:20PM
Sampled As:CambethFine-silty, mixed Borollic Camborthids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  88P0851

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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
88P044960-5A1Ssil20.957.421.76.733.523.916.14.40.60.40.2trtr--6tr
88P044975-12A2Ssil22.857.020.26.51.233.623.414.94.40.60.10.2------5--
88P0449812-22BwSsicl28.358.912.88.52.338.920.010.02.40.30.1--tr----3tr
88P0449922-48BkSsicl30.758.211.18.86.240.218.08.81.90.20.10.1------2--
88P0450048-60BC1Ssicl28.055.716.39.03.736.818.910.94.50.50.30.1tr----5tr
88P0450160-88BC2Ssicl35.362.52.210.53.250.112.41.50.7------------1--
88P0450288-114Cr1Ssic40.750.68.71.741.49.28.40.3------------tr--
88P04503114-152Cr2Ssic40.750.68.71.741.49.28.40.3------------tr--
88P045040-0S------
88P045050-0Ssil19.956.823.330.925.916.64.80.90.60.4tr----7tr
88P045060-5ApSl18.641.440.020.321.121.018.10.50.20.2tr----19--

Water Dispersible PSDA-1--2--3--4--5--6--7--8--9--10--11--12-
 
(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Dispersible - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
(- - - - - Total - - - - - -)(- - Clay - - -)(- - - - Silt - - - - -)(- - - - - - - - - - - - Sand - - - - - - - - - - - -)
ClaySiltSandFCO3FCVFFMCVC
<.002.05<<.002.02.05.10.25.51
Depth.002-.05-2.0002.002-.02-.05-.10-.25-.50-1-2
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
3A1a6a3A1a6a
 
88P0450288-114Cr1S67.0
88P045050-0S54.0


*** Primary Characterization Data ***
Pedon ID: 88MT017001( Custer, Montana )Print Date: Dec 6 2025 1:20PM
Sampled As:CambethFine-silty, mixed Borollic Camborthids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  88P0851

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%
4A1d4A1h4B1c3C2a1a3D14E2a1a1a14C13F1a1a8D18D1
 
88P044960-5A1S1.151.260.03123.29.71.0140.16610.700.46
88P044975-12A2S1.311.390.02024.19.31.0130.19880.650.41
88P0449812-22BwS1.181.270.02523.49.71.0100.16830.470.34
88P0449922-48BkS1.441.510.01624.79.61.0060.220.290.31
88P0450048-60BC1S1.511.650.03024.99.11.0060.2410.310.33
88P0450160-88BC2S1.221.590.09228.112.41.0130.1920.300.35
88P0450288-114Cr1S1.451.580.02928.415.01.0160.1910.290.37
88P04503114-152Cr2S1.451.580.02928.415.01.0201.0160.1920.330.37
88P045050-0S9.11.013260.710.46
88P045060-5ApS8.11.011210.680.44

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 - - - - -)
6A2d6B3a6R3a6A1c6C2b6G7a6D2a
 
88P044960-5A1S3.410.2500.022.42101.0trtr
88P044975-12A2S2.780.1750.021.70101.00.1tr
88P0449812-22BwS2.830.1200.011.16101.00.1tr
88P0449922-48BkS3.760.080.450.9trtr
88P0450048-60BC1S3.430.140.281.2trtr
88P0450160-88BC2S2.900.350.181.2trtr
88P0450288-114Cr1S2.510.700.200.4trtr
88P04503114-152Cr2S1.330.550.200.4trtr
88P045050-0S0.2032.1611
88P045060-5ApS0.1161.8816


*** Primary Characterization Data ***
Pedon ID: 88MT017001( Custer, Montana )Print Date: Dec 6 2025 1:20PM
Sampled As:CambethFine-silty, mixed Borollic Camborthids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  88P0851

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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b5A8b5C35C1
 
88P044960-5A1S45.1*6.90.20.714.6100100
88P044975-12A2S43.5*5.1tr0.814.9100100
88P0449812-22BwS44.7*6.90.80.613.3100100
88P0449922-48BkS37.3*12.69.00.19.0100100
88P0450048-60BC1S39.6*14.311.30.28.6100100
88P0450160-88BC2S59.0*10.315.30.210.5100100
88P0450288-114Cr1S81.6*20.515.30.312.0100100
88P04503114-152Cr2S67.2*12.513.70.313.4100100
88P045050-0S39.4*5.60.20.914.1100100
88P045060-5ApS39.4*4.70.11.212.6100100

*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 - -)%
6N1b6O1b6P1b6Q1b6I1b6J1b6U1a6K1c6Y1a6L1c6W1a6M1c8A8D58A3a4F1a1a15E
 
88P044960-5A1S13.74.22.30.7--8.20.51.311.1----54.90.11.680.9911
88P044975-12A2S7.42.60.20.5--8.50.10.41.0----54.9tr0.890.44--tr
88P0449812-22BwS2.41.54.70.2--4.80.30.82.0----54.3tr0.800.4543
88P0449922-48BkS5.720.697.60.3--1.42.17.6115.8----57.60.49.203.673827
88P0450048-60BC1S5.025.9129.30.4--1.17.7151.6----59.20.511.214233
88P0450160-88BC2S20.633.5152.20.7--0.78.9196.2----70.80.813.354329
88P0450288-114Cr1S21.620.3103.90.7--0.50.37.0139.5----85.00.710.110.255423
88P04503114-152Cr2S21.620.3103.90.7--0.50.37.029.0139.5----85.00.710.110.253623
88P045040-0S0.329.00.25
88P045050-0S19.77.31.50.9--22.70.30.933.03.6----53.60.12.410.251tr
88P045060-5ApS14.13.20.31.4--11.90.30.52.0----48.7tr1.240.251tr


*** Primary Characterization Data ***
Pedon ID: 88MT017001( Custer, Montana )Print Date: Dec 6 2025 1:20PM
Sampled As:CambethFine-silty, mixed Borollic Camborthids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  88P0851

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
4C1a2a34C1a2a4C1a2a8C1b6E1g4E2a1a1a18E1
 
88P044960-5A1S7.57.58.47.48
88P044975-12A2S7.47.58.07.59
88P0449812-22BwS7.87.88.57.915--
88P0449922-48BkS8.68.99.18.728--
88P0450048-60BC1S8.48.99.18.827--
88P0450160-88BC2S8.38.88.88.4232
88P0450288-114Cr1S7.98.58.98.3102230
88P04503114-152Cr2S7.98.58.98.3102230
88P045050-0S7.57.68.07.04
88P045060-5ApS7.57.78.07.73

Phosphorous-1--2--3--4--5--6--7--8--9--10--11--12-
 
(- - - - - - - - - - - - - - - - - - - - - - - Phosphorous - - - - - - - - - - - - - - - - - - - - -)KCl
MelanicNZAcidAnion Exch ResinBrayBrayOlsenH2OCitricMehlichExtr
DepthIndexOxalAvailableCapacity12AcidIIINO3
Layer(cm)HorzPrep%(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)
6S46S3
 
88P044960-5A1S269.0
88P044975-12A2S274.0
88P0449812-22BwS33tr
88P0449922-48BkS71--
88P0450048-60BC1S--
88P0450160-88BC2S--
88P0450288-114Cr1S1.0
88P04503114-152Cr2S1.0


*** Primary Characterization Data ***
Pedon ID: 88MT017001( Custer, Montana )Print Date: Dec 6 2025 1:20PM
Sampled As:CambethFine-silty, mixed Borollic Camborthids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  88P0851

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
DepthFract7A2i 7C3 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
88P044960.0-5.0A1tclyMI 2KK 2MT 2VR 1QZ 1 156.7 3.2
CA 1
88P0449812.0-22.0BwtclyKK 3MI 3MT 2CA 2CL 1 124.9 2.1
QZ 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA CalciteCL ChloriteKK KaoliniteMI MicaMT Montmorillonite
QZ QuartzVR Vermiculite

RELATIVE PEAK SIZE:5 Very Large4 Large3 Medium2 Small1 Very Small6 No Peaks
NSSC SSL Report Creation