*** Primary Characterization Data ***
Pedon ID: S1973CA079003( San Luis Obispo, California )Print Date: Nov 21 2024 1:50PM

Sampled as on May 30, 1973:Greenfield
Revised to correlated:GREENFIELD ; Coarse-loamy, mixed Typic Haploxeralfs
United States Department of Agriculture
SSL-ProjectNL73CA004   PASO ROBLESNatural Resources Conservation Service
-Site IDS1973CA079003   Lat: 35° 46' 33.00" north  Long: 120° 45' 0.00" west  MLRA: 14National Soil Survey Center
-Pedon No. 73C0031Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
73C00209ApAp0-2073209FSL FSL
73C00210Bt1B1 t20-5873210FSL FSL
73C00211Bt2B2 t58-10573211FSL FSL
73C00212BB3105-13873212FSL FSL
73C002132C2 C138-15573213S COS
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.87(NA)
Clay, carbonate free, Weighted Average14% wt
Weighted Particles, 0.1-75mm, 75 mm Base46% wt
Volume, >2mm, Weighted Average3% vol
Clay, total, Weighted Average14% wt
LE, Whole Soil, Summed to 1m0cm/m
 
Weighted averages based on control section: 20-70 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
73C002090-20ApSfsl9.329.061.74.211.617.415.222.89.110.54.133--506
73C0021020-58Bt1Sfsl14.325.959.811.214.716.624.48.57.33.023--465
73C0021158-105Bt2Sfsl13.225.361.56.910.814.516.826.18.86.43.423--475
73C00212105-138BSfsl12.020.367.78.911.417.935.19.33.81.612--513
73C00213138-1552CScos4.77.388.03.43.95.015.69.323.334.81019409569


*** Primary Characterization Data ***
Pedon ID: S1973CA079003( San Luis Obispo, California )Print Date: Nov 21 2024 1:50PM
Sampled As:Greenfield
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  73C0031
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%
4A1d4A1h4B1c4B1c3C2a1a3D14C18D18D1
 
73C002090-20ApS1.781.810.00514.010.24.71.0570.090.990.51
73C0021020-58Bt1S1.511.580.01512.78.85.71.0150.050.830.40
73C0021158-105Bt2S1.441.540.02214.110.36.01.0150.060.990.45
73C00212105-138BS1.551.610.01318.712.05.91.0150.091.250.49
73C00213138-1552CS2.81.0151.510.60
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 - - - - -)
6B3a6A1c
 
73C002090-20ApS0.0850.739
73C0021020-58Bt1S0.0310.237
73C0021158-105Bt2S0.0240.146
73C00212105-138BS0.0170.095
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b5A3a5A8b5C35C1
 
73C002090-20ApS7.1*2.40.30.710.510.59.2100100
73C0021020-58Bt1S8.1*4.60.40.413.513.511.8100100
73C0021158-105Bt2S9.2*6.50.40.216.316.313.1100100
73C00212105-138BS9.2*7.20.40.217.017.015.0100100
73C00213138-1552CS4.7*3.70.30.18.88.87.1100100

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


*** Primary Characterization Data ***
Pedon ID: S1973CA079003( San Luis Obispo, California )Print Date: Nov 21 2024 1:50PM
Sampled As:Greenfield
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  73C0031
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 - -)%
 
73C002090-20ApS3
73C0021020-58Bt1S3
73C0021158-105Bt2S3
73C00212105-138BS3
73C00213138-1552CS4
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
4C1a2a4C1a2a
 
73C002090-20ApS6.16.9
73C0021020-58Bt1S6.06.5
73C0021158-105Bt2S6.36.8
73C00212105-138BS6.57.2
73C00213138-1552CS6.57.7
Miscellaneous Data-1--2--3--4--5--6--7--8--9--10--11--12--13--14-
 
(- Sat Paste Ex. -)(- Sand -)( Water Content )Bulk
(- - - - Extractable Bases - - - -)(- - - CEC8 - - -)CO3+(- - - pH - - -)M+C+VCMoist SievedDensity
DepthCaMgNaKNaOACBaCl2Ca+MgHCO3CaCl2H2O.25-2100 kPa200 kPa10 kPa
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)mmol(+)L-1mmol(-)L-11:101:10(- - - - - % of <2mm - - - - -)g cm-3
NK
 
73C0021020-58Bt1S7.7
73C0021158-105Bt2S6.0
73C00212105-138BS6.7
73C00213138-1552CS6.3


*** Primary Characterization Data ***
Pedon ID: S1973CA079003( San Luis Obispo, California )Print Date: Nov 21 2024 1:50PM
Sampled As:Greenfield
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  73C0031
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 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
73C002090.0-20.0AptclyMI 2
73C0021020.0-58.0Bt1tclyMI 2
73C0021158.0-105.0Bt2fclyMI 2
73C0021158.0-105.0Bt2tclyMI 2
73C00213138.0-155.02CtclyMT 2MI 2

FRACTION INTERPRETATION:
fcly - Fine Clay <0.0002 mmtcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
MI MicaMT Montmorillonite

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