*** Supplementary Characterization Data ***
Pedon ID: 89MT017007( Custer, Montana )Print Date: Dec 5 2025 2:25PM

Sampled as on Apr 29, 1989:Creed ; Fine, montmorillonitic Borollic Natrargids
Revised to correlated:Creed ; Fine, smectitic Borollic Natrargid
United States Department of Agriculture
SSL-ProjectCP89MT206   CUSTER COUNTYNatural Resources Conservation Service
-Site IDS1989MT017007     MLRA: 58ANational Soil Survey Center
-Pedon No. 89P0637Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, 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 SieveUSDA Less Than Diameters (mm) at bergUni-Cur-
Depth323/213/43/84104020020521..5.25.10.05605010LLPIfmtyvtur
Layer(cm)HorzPrep(-------------------Inches-------------------)(---------Number---------)(------Microns----)(---------Millimeter----------)(-----Percentile---)(----%----)CUCC
 
89P035660-13ApS10010010010010010010010099876246351001009993790.020.007--44.10.3
89P0356713-33BtnS1001001001001001001001001009171544310010010096850.010.004--24.10.4
89P0356833-43BtknS1001001001001001001001001009370534210010010095890.010.004--25.00.4
89P0356943-58BtkS100100100100100100100100100876851391001009993800.010.005--29.50.4
89P0357058-79BkS1001001001001001009995917151393193918977630.040.018--93.80.2
89P0357179-1222BCS1001001009999999896944529221896959154360.110.0850.001>1007.2
89P03572122-1522ByS1001001001001001001001009974433327100999880670.040.026--80.30.6

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 FractionWhole Soil<2 mm FractionRatios
>225025075752057575205Soil SurEngineeringSoil SurveyEngineeringAt 33 kPa
Depth-UP-75-2-20-5-2<2-2-20-5-2<233OvenMoistSatur331500OvenMoistSaturWhole<2
Layer(cm)HorzPrep(------------------- % of Whole Soil ------------------)(--------- % of <75 mm ---------)kPa-dry-ated kPa kPa -dry -ated Soilmm
3B13B13B1
 
89P035660-13ApS--------------100--------1001.451
89P0356713-33BtnS--------------100--------1001.451
89P0356833-43BtknS--------------100--------1001.451
89P0356943-58BtkS--------------100------tr1001.451
89P0357058-79BkS5----5--14955--14951.491
89P0357179-1222BCS4----4112964112961.471
89P03572122-1522ByStr------trtrtr100--trtrtr1001.461

1The whole-soil bulk density was not measured. It was calculated using 1.45 g/cc as the 1/3-bar bulk density of the less-than-2-mm fraction for mineral soils.


*** Supplementary Characterization Data ***
Pedon ID: 89MT017007( Custer, Montana )Print Date: Dec 5 2025 2:25PM
Sampled As:CreedFine, montmorillonitic Borollic Natrargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  89P0637

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 FractionWhole Soil<2 mmWhole<2
>225025075752052-.05-LTPoresRatFineCEC1500LEP33 kPato %Soilmm
Depth-UP-75-2-20-5-2<2.05.002.002DF-ioClaySumNH4-kPa331500Oven1500Oven
Layer(cm)HorzPrep(----------------------------- % of Whole Soil ---------------------------)CatsOACH2OkPakPa-drykPa-dry(---in3/in3---)
8D1
 
89P035660-13ApS--------------100122419450.400.900.38
89P0356713-33BtnS--------------10082324450.620.860.41
89P0356833-43BtknS--------------10062623450.550.40
89P0356943-58BtkS--------------100112221450.560.42
89P0357058-79BkS3----3--1297181817440.540.45
89P0357179-1222BCS2----211198341010450.510.52
89P03572122-1522ByStr------trtrtr100182215450.480.45

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 - - - - - - - - - - - - - - - - - -)TextPSDA (mm)pHElect.Part-
(--------------- Whole Soil ---------------)(------------------- <2 mm Fraction -------------------)-ureSandSiltClayCaRes-Con--icle
>275202-.05-<(------------- Sands -------------)(--- Silts ---)Clby2-.05-<Cl2ist.ductDen-
Depth-2-2.05.002.002VCCMFVFCFayPSDA.05.002.002.01MohmsdS m-1sity
Layer(cm)HorzPrep(- % of >2 mm Sand and Silt -)(------------------% of Sand and Silt -------------)<2 mm(---- % of 2 mm ----)(-------- <2 mm --------)g cm-3
3A1a1a3A1a1a3A1a1a3A1a1a4C1a2a8E18A3a
 
89P035660-13ApS336754trtr1922264154cl21.243.635.26.3
89P0356713-33BtnS277376tr720254876sic15.141.843.17.0
89P0356833-43BtknS1981731810334873sic10.747.142.27.80.54
89P0356943-58BtkS326864trtr11120204764sicl19.741.139.28.00.62
89P0357058-79BkS7774647443231922183248cl33.734.032.38.10.88
89P0357179-1222BCS554742123tr15472491324fsl62.917.919.28.111001.62
89P03572122-1522ByS4555371122417332237l32.640.626.88.21.78
NSSC SSL Report Creation