*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM

Sampled as :Elpaloalto ; Fine-silty, mixed, superactive, thermic Pachic Haploxeroll
Revised to correlated:Elpaloalto ; Fine-silty, mixed, superactive, thermic Pachic Haploxerolls
United States Department of Agriculture
SSL-ProjectC2007USCA116   Santa Clara Area Soil Survey [641]Natural Resources Conservation Service
-Site IDS2005ca085641227   Lat: 37° 21' 22.58" north  Long: 122° 10' 11.83" west  MLRA: 14National Soil Survey Center
-Pedon No. 07N0675Kellogg Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
07N04122AA21-42S05CA085-227-1SIL CL
07N04123Bw1Bw142-65S05CA085-227-2SICL SICL
07N04124Bw2Bw265-90S05CA085-227-3SICL SICL
07N04125Bw3Bw390-120S05CA085-227-4SICL SICL
07N04126Bw4Bw4120-181S05CA085-227-5SICL SICL
07N04127CC181-240S05CA085-227-6SICL SICL
Pedon Calculations
Calculation NameResultUnits of Measure
 
Weighted Particles, 0.1-75mm, 75 mm Base8% wt
Volume, >2mm, Weighted Average1% vol
Clay, total, Weighted Average36% wt
Clay, carbonate free, Weighted Average36% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 10.9(NA)
 
Weighted averages based on control section: 25-100 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a
 
07N0412221-42AScl27.244.028.89.530.113.95.77.26.55.14.35513211
07N0412342-65Bw1Ssicl38.259.12.714.245.213.91.60.60.30.10.1tr----1tr
07N0412465-90Bw2Ssicl39.659.31.115.044.914.40.50.30.20.1tr------1--
07N0412590-120Bw3Ssicl39.856.43.816.141.415.02.80.70.3trtrtr----1tr
07N04126120-181Bw4Ssicl38.850.910.316.435.915.05.93.00.90.40.11tr--51
07N04127181-240CSsicl33.249.717.112.631.218.58.25.81.90.80.421--123


*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM
Sampled As:ElpaloaltoFine-silty, mixed, superactive, thermic Pachic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  07N0675
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%
DbWR1DbWR1DbWR13C2a1a3D1
 
07N0412221-42AS1.161.350.04931.716.31.0440.171.150.60
07N0412342-65Bw1S18.21.0480.850.48
07N0412465-90Bw2S1.201.370.04529.618.41.0510.130.830.46
07N0412590-120Bw3S18.41.0500.770.46
07N04126120-181Bw4S16.71.0460.690.43
07N04127181-240CS14.51.0390.620.44
Water Content-1--2--3--4--5--6--7--8--9--10--11--12--13-
 
(- - Atterberg - -)(- - - - - Bulk Density - - - - -)(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)
(- - - Limits - - -)FieldReconReconFieldRecon(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)
LLPI33Oven3361033100200500
DepthkPaDrykPakPakPakPakPakPakPa
Layer(cm)HorzPreppct <0.4mm(- - - - - - - - g cm-3 - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)
3C1e1a
 
07N0412221-42AS22.8
07N0412342-65Bw1S24.8
07N0412465-90Bw2S25.0
07N0412590-120Bw3S23.8
07N04126120-181Bw4S21.5
07N04127181-240CS19.3
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 - - - - -)
4H2a4H2a4H2a4G14G14G14G24G24G24G24G2
 
07N0412221-42AS5.230.410.075.2131.70.10.10.370.140.510.120.05932.5
07N0412342-65Bw1S2.310.250.042.392.10.2tr0.460.070.620.150.06502.6
07N0412465-90Bw2S2.230.270.032.282.20.2tr0.470.070.620.160.06463.6
07N0412590-120Bw3S1.910.230.021.982.20.2tr0.460.070.620.150.05402.7
07N04126120-181Bw4S1.050.140.011.172.10.2tr0.380.050.520.120.05414.4
07N04127181-240CS0.610.100.010.661.90.1tr0.330.040.470.100.05366.3


*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM
Sampled As:ElpaloaltoFine-silty, mixed, superactive, thermic Pachic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  07N0675
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 - - -)(- - - - - - - - % - - - - - - - -)
4B1a1a4B1a1a4B1a1a4B1a1a4B2b1a14B1a1a
 
07N0412221-42AS26.1*4.50.21.332.110.042.131.376100
07N0412342-65Bw1S22.66.80.21.431.014.645.632.46896
07N0412465-90Bw2S25.2*8.20.31.034.78.843.532.880100
07N0412590-120Bw3S24.5*8.40.40.834.17.041.130.883100
07N04126120-181Bw4S20.7*8.10.50.529.85.735.526.684100
07N04127181-240CS17.1*6.80.70.425.03.928.920.587100

*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 - -)%
4F24F24F24F24F24F24F24F24F24F24F24F24F24F24F24F24F1a1a1
 
07N0412221-42AS4.01.31.50.6--1.5tr3.5------1.2--1.187.9tr0.850.31tr1
07N0412342-65Bw1S0.171
07N0412465-90Bw2S0.181
07N0412590-120Bw3S0.221
07N04126120-181Bw4S4.12.22.10.1--0.7tr3.5tr--1.50.63.061.0tr0.970.2921
07N04127181-240CS5.53.03.60.1--0.7tr3.9--tr--1.60.18.157.0tr1.380.3922
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
4C1a2a4C1a2a4F2
 
07N0412221-42AS6.06.36.2
07N0412342-65Bw1S6.26.7
07N0412465-90Bw2S6.46.9
07N0412590-120Bw3S6.77.1
07N04126120-181Bw4S6.77.06.6
07N04127181-240CS7.07.36.8


*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM
Sampled As:ElpaloaltoFine-silty, mixed, superactive, thermic Pachic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  07N0675
Phosphorus-1--2--3--4--5--6--7--8--9--10--11--12-
 
(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)KCl
MelanicNZAcidAnion Exch ResinBrayBrayOlsenH2OCitricMehlichExtr
DepthIndexOxalAvailableCapacity12AcidIIINO3
Layer(cm)HorzPrep%(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)
4G2
 
07N0412221-42AS774.6
07N0412342-65Bw1S745.3
07N0412465-90Bw2S668.3
07N0412590-120Bw3S582.5
07N04126120-181Bw4S455.3
07N04127181-240CS407.7


*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM
Sampled As:ElpaloaltoFine-silty, mixed, superactive, thermic Pachic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  07N0675
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
DepthFract7A1a1 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
07N0412221.0-42.0AtclyMT 2KK 2MI 2 SMEC
07N0412465.0-90.0Bw2tclyMT 3KK 3MI 2 SMEC

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK KaoliniteMI MicaMT Montmorillonite

RELATIVE PEAK SIZE:5 Very Large4 Large3 Medium2 Small1 Very Small6 No Peaks

INTERPRETATION (BY HORIZON):
SMEC - Smectitic


*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM
Sampled As:ElpaloaltoFine-silty, mixed, superactive, thermic Pachic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  07N0675
Sand - Silt Mineralogy (2.0-0.002 mm)-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18-
X-RayThermalOpticalEGMEInter
Tot ReGrain CountRetnpreta
DepthFract 7B1a2 tion
Layer(cm)Horzion( - - - - - - - - peak size - - - - - - - - - )(- - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -) mg g-1
07N0412221.0-42.0Acsi 60QZ 51FK 26AR 5FE 4CD 3HN 3 SMIX
OP 2PR 2MS 1BT 1FP trGN tr
GS trPO trSS trTM trVM tr
07N0412465.0-90.0Bw2csi 56QZ 50FK 31FE 4AR 3MS 3BT 2 SMIX
HN 2PR 2PO 1CD 1CL trFG tr
BY trCA trOP trFP trGS trTM tr
ZE trZR tr

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm

MINERAL INTERPRETATION:
AR Weatherable AggregatesBT BiotiteBY BerylCA CalciteCD Chert (Chalcedony
CL ChloriteFE Iron Oxides (GoethiteFG Glass Coated FeldsparFK Potassium FeldsparFP Plagioclase Feldspar
GN GarnetGS GlassHN HornblendeMS MuscoviteOP Opaques
PO Plant OpalPR PyroxeneQZ QuartzSS Sponge SpiculeTM Tourmaline
VM Vermiculite-MicaZE ZeoliteZR Zircon


*** Primary Characterization Data ***
Pedon ID: S05CA085227( Santa Clara, California )Print Date: Apr 27 2025 10:34PM
Sampled As:ElpaloaltoFine-silty, mixed, superactive, thermic Pachic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  07N0675

INTERPRETATION (BY HORIZON):
SMIX - Mixed Sand
NSSC SSL Report Creation