*** Primary Characterization Data ***
Pedon ID: 77MT055028( McCone, Montana )Print Date: Nov 23 2024 7:11AM

Sampled as on Mar 1, 1977:Pendroy ; Very-fine, montmorillonitic (calcareous) Ustertic Torriorthent
Revised to correlated:Pendroy ; Very-fine, smectitic, frigid Udorthentic Chromusterts
United States Department of Agriculture
SSL-ProjectRP78MT023   MCCONE COUNTYNatural Resources Conservation Service
-Site IDS1977MT055028   Lat: 48° 1' 2.00" north  Long: 105° 19' 9.99" west  MLRA: 53ANational Soil Survey Center
-Pedon No. 78P0074Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
78P00394ApA1p0-10SIC C
78P00395Bz1B2sA18-43C C
78P00396Bz2B31sA43-79C C
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.65(NA)
Clay, carbonate free, Weighted Average62% wt
Weighted Particles, 0.1-75mm, 75 mm Base3% wt
Volume, >2mm, Weighted Average0% vol
Clay, total, Weighted Average62% wt
 
Weighted averages based on control section: 25-79 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
78P003940-10ApSc59.834.95.320.127.17.83.11.40.50.20.1trtr--2--
78P0039518-43Bz1Sc64.130.75.225.80.123.27.53.40.70.70.30.1trtr--2--
78P0039643-79Bz2Sc61.733.25.127.425.37.92.61.40.70.20.2trtr--3tr


*** Primary Characterization Data ***
Pedon ID: 77MT055028( McCone, Montana )Print Date: Nov 23 2024 7:11AM
Sampled As:PendroyVery-fine, montmorillonitic (calcareous) Ustertic Torriorthent
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  78P0074
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%
3C2a1a8D18D1
 
78P003940-10ApS24.10.740.40
78P0039518-43Bz1S25.40.650.40
78P0039643-79Bz2S25.40.660.41
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 - - - - -)
6A1c
 
78P003940-10ApS2.30
78P0039518-43Bz1S1.17
78P0039643-79Bz2S1.16
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b5A8a5C35C1
 
78P003940-10ApS41.3*15.61.42.644.3100100
78P0039518-43Bz1S52.7*24.55.41.841.6100100
78P0039643-79Bz2S51.1*28.48.61.840.5100100

*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.


*** Primary Characterization Data ***
Pedon ID: 77MT055028( McCone, Montana )Print Date: Nov 23 2024 7:11AM
Sampled As:PendroyVery-fine, montmorillonitic (calcareous) Ustertic Torriorthent
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  78P0074
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 - -)%
6N1b6O1b6P1b6Q1b6J1b8A8D58A1a5E
 
78P003940-10ApS2.41.33.10.46.484.5tr0.6532
78P0039518-43Bz1S0.50.77.60.14.399.7tr0.921110
78P0039643-79Bz2S2.25.322.90.33.797.60.22.901612
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
8C1e8C1a8C1b6E1b8E1
 
78P003940-10ApS7.68.17.711500
78P0039518-43Bz1S8.08.48.141200
78P0039643-79Bz2S8.18.58.24530
Miscellaneous Data-1--2--3--4--5--6--7--8--9--10--11--12--13--14-
 
(- Sat Paste Ex. -)(- Sand -)( Water Content )Bulk
(- - - - Extractable Bases - - - -)(- - - CEC8 - - -)CO3+(- - - pH - - -)M+C+VCMoist SievedDensity
DepthCaMgNaKNaOACBaCl2Ca+MgHCO3CaCl2H2O.25-2100 kPa200 kPa10 kPa
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)mmol(+)L-1mmol(-)L-11:101:10(- - - - - % of <2mm - - - - -)g cm-3
NK
 
78P003940-10ApS8.5
78P0039518-43Bz1S9.2
78P0039643-79Bz2S9.2
NSSC SSL Report Creation