*** Primary Characterization Data ***
Pedon ID: 89MT017006( Custer, Montana )Print Date: Dec 7 2025 11:45PM

Sampled as on May 30, 1989:Creed ; Fine, montmorillonitic Borollic Natrargids
Revised to correlated:Vanstel ; Fine-silty, mixed, superactive Borollic Haplargid
United States Department of Agriculture
SSL-ProjectCP89MT206   CUSTER COUNTYNatural Resources Conservation Service
-Site IDS1989MT017006     MLRA: 58ANational Soil Survey Center
-Pedon No. 89P0636Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
89P03559EE0-15L CL
89P035602Btn2Btn15-36SC CL
89P035612Btk2Btk36-51SCL CL
89P035622Bk2Bk51-64CL L
89P035632Bky12Bky164-79CL CL
89P035642Bky22Bky279-119CL L
89P035652By2By119-152CL L
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.79(NA)
Clay, carbonate free, Weighted Average32% wt
Weighted Particles, 0.1-75mm, 75 mm Base9% wt
Volume, >2mm, Weighted Average0% vol
Clay, total, Weighted Average32% wt
 
Weighted averages based on control section: 15-51 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
 
89P035590-15EScl33.244.722.116.726.817.914.66.30.70.30.2------8--
89P0356015-362BtnScl34.939.026.121.018.720.318.56.90.50.10.1------8--
89P0356136-512BtkScl27.547.724.815.026.221.514.49.11.00.20.1------10--
89P0356251-642BkSl23.044.132.911.522.122.021.311.00.6----------12--
89P0356364-792Bky1Scl27.646.525.915.72.318.128.411.812.80.90.20.2------14--
89P0356479-1192Bky2Sl25.032.342.712.73.414.717.622.918.21.6----------20--
89P03565119-1522BySl24.738.936.412.80.920.218.722.212.81.00.30.1tr----14tr


*** Primary Characterization Data ***
Pedon ID: 89MT017006( Custer, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:CreedFine, montmorillonitic Borollic Natrargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  89P0636
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%
3C2a1a3D18D18D1
 
89P035590-15ES13.01.0240.720.39
89P0356015-362BtnS12.61.0280.730.36
89P0356136-512BtkS12.21.0280.870.44
89P0356251-642BkS8.91.0210.760.39
89P0356364-792Bky1S11.41.0250.700.41
89P0356479-1192Bky2S10.91.0210.640.44
89P03565119-1522ByS12.01.0230.820.49
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
 
89P035590-15ES2.85
89P0356015-362BtnS1.65
89P0356136-512BtkS1.84
89P0356251-642BkS0.81
89P0356364-792Bky1S0.86
89P0356479-1192Bky2S0.82
89P03565119-1522ByS1.24


*** Primary Characterization Data ***
Pedon ID: 89MT017006( Custer, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:CreedFine, montmorillonitic Borollic Natrargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  89P0636
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a5A3a5A8b5C35C1
 
89P035590-15ES13.97.2--1.25.424.08193
89P0356015-362BtnS15.58.8--0.825.14.429.525.58598
89P0356136-512BtkS38.7*11.3--0.324.0100100
89P0356251-642BkS36.7*9.7--0.317.4100100
89P0356364-792Bky1S40.8*13.40.40.319.3100100
89P0356479-1192Bky2S35.8*14.20.80.215.9100100
89P03565119-1522ByS31.2*15.63.20.320.2100100

*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 - -)%
6N1b6O1b6P1b6Q1b6I1b6J1b6U1a6K1c6L1c6W1a6M1c8A8D58A3a4F1a1a15E
 
89P035590-15ES0.17--
89P0356015-362BtnS0.07--
89P0356136-512BtkS0.22--
89P0356251-642BkS0.19--
89P0356364-792Bky1S0.212
89P0356479-1192Bky2S1.01.82.3tr--3.80.10.30.7----46.7tr0.450.2642
89P03565119-1522ByS0.50.44.80.1--3.50.30.80.9----58.1tr0.550.47147


*** Primary Characterization Data ***
Pedon ID: 89MT017006( Custer, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:CreedFine, montmorillonitic Borollic Natrargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  89P0636
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
4C1a2a4C1a2a8C1b6E1g8E1
 
89P035590-15ES6.37.1tr
89P0356015-362BtnS6.16.9
89P0356136-512BtkS7.68.24
89P0356251-642BkS7.88.52
89P0356364-792Bky1S8.08.65
89P0356479-1192Bky2S8.18.88.292700
89P03565119-1522ByS8.49.28.55


*** Primary Characterization Data ***
Pedon ID: 89MT017006( Custer, Montana )Print Date: Dec 7 2025 11:45PM
Sampled As:CreedFine, montmorillonitic Borollic Natrargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  89P0636
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
89P035590.0-15.0EtclyKK 3MT 3MI 3QZ 1 206.3 2.2
89P0356136.0-51.02BtktclyMT 4KK 3MI 2VC 1QZ 1 195.6 1.6

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK KaoliniteMI MicaMT MontmorilloniteQZ QuartzVC Vermiculite-Chlorite

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