*** Primary Characterization Data ***
Pedon ID: S1979CA079001( San Luis Obispo, California )Print Date: May 17 2022 1:25PM

Sampled as on Jun 1, 1979:Typic Argixeroll ; Clayey-skeletal, serpentinitic, thermic Typic Argixeroll
Revised to correlated:SND ; Clayey-skeletal, serpentinitic Typic Argixerolls
United States Department of Agriculture
SSL-ProjectCP79CA263   LOS PADRES NATIONAL FORESTNatural Resources Conservation Service
-Site IDS1979CA079001   Lat: 35° 21' 52.00" north  Long: 120° 39' 24.01" west  MLRA: 15National Soil Survey Center
-Pedon No. 79P0460Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866

LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
79P02460A1A10-5L
79P02461A2A35-15CL
79P02462Bt1B21t15-28CL
79P02463Bt2B22t28-61CL

Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.8(NA)
Clay, carbonate free, Weighted Average37% wt
Weighted Particles, 0.1-75mm, 75 mm Base76% wt
Volume, >2mm, Weighted Average72% vol
Clay, total, Weighted Average37% wt
 
Weighted averages based on control section: 15-61 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
79P024600-5A1Sl26.632.540.925.27.37.46.49.310.27.61014176159
79P024615-15A2Scl34.730.934.423.77.26.34.07.18.38.7820135841
79P0246215-28Bt1Scl39.826.234.019.96.36.53.97.99.16.6819186045
79P0246328-61Bt2Scl36.319.544.213.26.39.95.710.710.47.5612558295


*** Primary Characterization Data ***
Pedon ID: S1979CA079001( San Luis Obispo, California )Print Date: May 17 2022 1:25PM
Sampled As:Typic ArgixerollClayey-skeletal, serpentinitic, thermic Typic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  79P0460

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%
4A1d4A1h4B1c3C2a1a3D14C18D18D1
 
79P024600-5A1S0.750.860.03239.525.01.0360.081.410.94
79P024615-15A2S0.881.010.03744.228.41.0400.111.010.82
79P0246215-28Bt1S30.01.0410.840.75
79P0246328-61Bt2S1.081.300.00743.828.11.0390.020.780.77

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 - - - - -)
6B1b6A1c6C2b
 
79P024600-5A1S0.2454.51183.8
79P024615-15A2S0.1752.92174.0
79P0246215-28Bt1S0.1452.07143.4
79P0246328-61Bt2S1.202.0

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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H2b5A8a5C35C1
 
79P024600-5A1S8.826.80.10.511.537.67696
79P024615-15A2S5.2*30.8tr0.48.835.281100
79P0246215-28Bt1S1.1*33.6tr0.26.233.685100
79P0246328-61Bt2S0.1*31.7tr0.14.128.489100

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


*** Primary Characterization Data ***
Pedon ID: S1979CA079001( San Luis Obispo, California )Print Date: May 17 2022 1:25PM
Sampled As:Typic ArgixerollClayey-skeletal, serpentinitic, thermic Typic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  79P0460

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 - -)%
4F1a1a1
 
79P024600-5A1S0.21tr
79P024615-15A2S0.21--
79P0246215-28Bt1S0.21--
79P0246328-61Bt2S0.12--

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
8C1e8C1a6E1b
 
79P024600-5A1S6.56.9--
79P024615-15A2S6.77.0--
79P0246215-28Bt1S6.77.0--
79P0246328-61Bt2S6.97.3--


*** Primary Characterization Data ***
Pedon ID: S1979CA079001( San Luis Obispo, California )Print Date: May 17 2022 1:25PM
Sampled As:Typic ArgixerollClayey-skeletal, serpentinitic, thermic Typic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  79P0460

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
79P024600.0-5.0A1tclyMT 2AG 2         15.7  0.2   
79P024615.0-15.0A2tclyMT 3AG 2         17.2  0.2   
79P0246215.0-28.0Bt1tclyMT 3AG 3         17.2  0.1   
79P0246328.0-61.0Bt2tclyMT 4AG 3                

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm    

MINERAL INTERPRETATION:
AG AntigoriteMT Montmorillonite   

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


*** Primary Characterization Data ***
Pedon ID: S1979CA079001( San Luis Obispo, California )Print Date: May 17 2022 1:25PM
Sampled As:Typic ArgixerollClayey-skeletal, serpentinitic, thermic Typic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  79P0460

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
79P024600.0-5.0A1vfs         AG 83       
79P024615.0-15.0A2vfs         AG 90       
79P0246215.0-28.0Bt1vfs         AG 89       
79P0246328.0-61.0Bt2vfs         AG 91       

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm    

MINERAL INTERPRETATION:
AG Antigorite    
NSSC SSL Report Creation