*** Primary Characterization Data ***
Pedon ID: S1981CA035004( Lassen, California )Print Date: Nov 21 2024 10:03PM

Sampled as on Jun 1, 1981:Trosi ; Loamy-skeletal, mixed, mesic, shallow Xerollic Durargid
Revised to correlated:TROSI ; Loamy-skeletal, mixed, shallow Xeric Argidurids
United States Department of Agriculture
SSL-ProjectCP81CA280   LASSEN COUNTYNatural Resources Conservation Service
-Site IDS1981CA035004   Lat: 40° 33' 1.55" north  Long: 120° 10' 34.71" west  MLRA: 23National Soil Survey Center
-Pedon No. 81P0696Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
81P04166AA0-5FSL FSL
81P04167Bt1Bt15-13SL SL
81P04168Bt2Bt213-33SCL SCL
81P04169BkqmCqkm33-56LCOS LCOS
81P041702Bkq2Cqk56-74FSL FSL
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average1.01(NA)
Clay, carbonate free, Weighted Average23% wt
Weighted Particles, 0.1-75mm, 75 mm Base62% wt
Volume, >2mm, Weighted Average10% vol
Clay, total, Weighted Average23% wt
 
Weighted averages based on control section: 0-33 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
 
81P041660-5ASfsl10.716.373.08.38.010.233.422.14.62.748107122
81P041675-13Bt1Ssl19.521.858.77.913.90.925.822.06.33.74456313
81P0416813-33Bt2Sscl27.215.057.87.97.16.624.619.54.52.643116018
81P0416933-56BkqmGPlcos3.819.876.41.211.78.19.215.221.218.911.9
81P0417056-742BkqGPfsl5.122.072.912.69.416.727.015.58.94.8


*** Primary Characterization Data ***
Pedon ID: S1981CA035004( Lassen, California )Print Date: Nov 21 2024 10:03PM
Sampled As:TrosiLoamy-skeletal, mixed, mesic, shallow Xerollic Durargid
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0696
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
 
81P041660-5AS7.01.0141.240.65
81P041675-13Bt1S1.431.530.02117.110.21.0230.091.030.52
81P0416813-33Bt2S1.451.600.03020.513.81.0300.090.950.51
81P0416933-56BkqmS3.89
81P0416933-56BkqmGP14.81.035
81P0417056-742BkqS3.47
81P0417056-742BkqGP17.71.042
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 - - - - -)
6A1c6C2b6G7a6D2a
 
81P041660-5AS0.830.80.10.1
81P041675-13Bt1S0.570.90.10.1
81P0416813-33Bt2S0.580.90.10.1
81P0416933-56BkqmGP0.5trtr
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a5A8b5C35C1
 
81P041660-5AS8.04.3--0.81.413.39098
81P041675-13Bt1S12.8*6.5--0.71.820.092100
81P0416813-33Bt2S17.4*7.90.10.51.425.995100

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


*** Primary Characterization Data ***
Pedon ID: S1981CA035004( Lassen, California )Print Date: Nov 21 2024 10:03PM
Sampled As:TrosiLoamy-skeletal, mixed, mesic, shallow Xerollic Durargid
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0696
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
 
81P041660-5AS0.16--
81P041675-13Bt1S0.12--
81P0416813-33Bt2S0.12tr
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
4C1a2a4C1a2a4C1a1a16E1g
 
81P041660-5AS6.67.27.8--
81P041675-13Bt1S6.87.47.9--
81P0416813-33Bt2S6.97.78.0--
81P0416933-56BkqmGP8.08.513
81P0417056-742BkqGP7.78.42


*** Primary Characterization Data ***
Pedon ID: S1981CA035004( Lassen, California )Print Date: Nov 21 2024 10:03PM
Sampled As:TrosiLoamy-skeletal, mixed, mesic, shallow Xerollic Durargid
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0696
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
DepthFract7A2i7A3b 7C3 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
81P041660.0-5.0AtclyMT 3KK 2 KK 5 6.7 1.3
81P0416813.0-33.0Bt2tclyMT 4KK 2 KK 20 8.1 0.8

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK KaoliniteMT Montmorillonite

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


*** Primary Characterization Data ***
Pedon ID: S1981CA035004( Lassen, California )Print Date: Nov 21 2024 10:03PM
Sampled As:TrosiLoamy-skeletal, mixed, mesic, shallow Xerollic Durargid
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0696
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
81P041660.0-5.0Avfs GS 11GA 6
81P0416813.0-33.0Bt2vfs GS 5GA 3

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

MINERAL INTERPRETATION:
GA Glass AggregatesGS Glass
NSSC SSL Report Creation