*** Supplementary Characterization Data ***
Pedon ID: S1958CA001003( Alameda, California )Print Date: Oct 5 2026 11:05PM

Sampled as on May 30, 1958:Altamont
Revised to correlated:ALTAMONT ; Fine, smectitic, thermic Aridic Haploxererts
United States Department of Agriculture
SSL-ProjectNL40001   SSIR SAMPLESSoil Conservation Service
-Site IDS1958CA001003   Lat: 37° 44' 46.99" north  Long: 121° 41' 30.00" west  MLRA: 15Riverside Soil Survey Laboratory
-Pedon No. 40A3082Soil Laboratory
-General Methods 1B1A, 2A1, 2BRiverside, California

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
 
40A241110-18A1S1001001001001001001001009889735951100999792850.010.002--16.90.4
40A2411218-48A2S1001001001001001001001009990746050100999793860.010.002--16.30.4
40A2411348-71A3S1001001001001001001001009890745949100999792860.010.002--16.90.4
40A2411471-94AkS1001001001001001001001009890755848100999793870.010.002--17.70.4
40A2411594-127BkS1001001001001001001001009892775947100999794890.010.003--17.00.4
40A24116127RS100100100100100100100100979481523299989795930.010.005--18.20.9

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
 
40A241110-18A1S--------------100--------1001.451
40A2411218-48A2S--------------100--------1001.451
40A2411348-71A3S--------------100--------1001.451
40A2411471-94AkS--------------100--------1001.451
40A2411594-127BkS--------------100--------1001.451
40A24116127RS--------------100--------1001.451

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: S1958CA001003( Alameda, California )Print Date: Oct 5 2026 11:05PM
Sampled As:Altamont
USDA-SCS-Soil Survey Laboratory;Pedon No.  40A3082

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---)
 
40A241110-18A1S--------------10081928450.79
40A2411218-48A2S--------------1008192845
40A2411348-71A3S--------------10082027450.02
40A2411471-94AkS--------------10072226450.03
40A2411594-127BkS--------------10062326450.03
40A24116127RS--------------10043318450.04

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
3A1a1a3A1a1a3A1a1a3A1a1a
 
40A241110-18A1S3169103tr2410142544103c15.134.250.7
40A2411218-48A2S2971102tr249142447102c14.235.450.4
40A2411348-71A3S287298tr24912244998c14.036.649.4
40A2411471-94AkS257591tr23811235291c13.039.447.6
40A2411594-127BkS217988123610235688sic11.441.846.8
40A24116127RS11894822133177248sicl7.360.332.4
NSSC SSL Report Creation