*** Primary Characterization Data ***
Pedon ID: 81AS603010( Manu'a (district), American Samoa )Print Date: Feb 19 2025 1:36PM

Sampled as on Aug 30, 1981:Oloava ; Medial over pumiceous or cindery, isohyperthermic Hydric Dystrandept
Revised to correlated:Oloava ; Medial, ferrihydritic, isohyperthermic Typic Hydrudands
United States Department of Agriculture
SSL-ProjectCP81AQ243   AMERICAN SAMOANatural Resources Conservation Service
-Site ID81AS603010   Lat: 14° 18' 41.00" south  Long: 170° 46' 23.00" west  MLRA: 196National Soil Survey Center
-Pedon No. 81P0548Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
81P03247AA10-23SICL SIL
81P03248BB2123-36CL SIL
81P032492B2B336-43LCOS VFSL
81P032502C2C43-152Black CindersSL
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
 
81P032470-23ASsil16.656.227.235.720.511.910.13.41.60.2394--5243
81P0324823-36BSsil--52.647.425.527.118.718.86.53.00.4trtr--30tr
81P0324936-432BSvfsl0.545.154.419.126.024.622.45.11.80.5tr----30tr
81P0325043-1522CSsl--31.268.813.417.817.520.310.411.78.91tr--521


*** Primary Characterization Data ***
Pedon ID: 81AS603010( Manu'a (district), American Samoa )Print Date: Feb 19 2025 1:36PM
Sampled As:OloavaMedial over pumiceous or cindery, isohyperthermic Hydric Dystrandept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0548
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%
3C2a1a3D18D18D1
 
81P032470-23AS34.61.1343.422.08
81P032470-23AM2.330
81P0324823-36BS27.81.121
81P0324823-36BM2.050
81P0324936-432BS26.61.119
81P0324936-432BM2.030
81P0325043-1522CS29.51.130
81P0325043-1522CM1.650
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 - - - - - - - - - - - - - - - - - - - - - -)
4F
 
81P032470-23ASNP
81P0324823-36BSNP
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 - - - - -)
6B3a6A1c6C2b6G7a6D2a8J6C9a6G126V26D5b
 
81P032470-23AS0.7148.301215.15.80.28.101.117.534.340.871800.0
81P0324823-36BS0.2713.101115.94.90.35.760.615.662.930.991300.0
81P0324936-432BS0.7615.0077.92.70.27.340.687.943.371.451200.0
81P0325043-1522CS0.238.01.70.24.220.314.272.081.011200.0


*** Primary Characterization Data ***
Pedon ID: 81AS603010( Manu'a (district), American Samoa )Print Date: Feb 19 2025 1:36PM
Sampled As:OloavaMedial over pumiceous or cindery, isohyperthermic Hydric Dystrandept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0548
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a6G9a5A3a5A8b5A3b5G15C35C1
 
81P032470-23AS1.61.00.30.13.079.60.582.656.83.51445
81P0324823-36BS1.41.10.30.12.949.20.252.137.63.1668
81P0324936-432BS16.53.60.20.120.448.969.353.52938
81P0325043-1522CS6.616.00.60.323.529.953.451.14446
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 - -)%
 
81P032470-23AS1
81P0324823-36BS1
81P0324936-432BStr
81P0325043-1522CS1
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
4C1a2a34C1a2a4C1a2a4C1a1a1
 
81P032470-23AS4.85.05.49.8
81P0324823-36BS5.15.25.59.5
81P0324936-432BS5.25.56.19.6
81P0325043-1522CS4.35.15.78.7


*** Primary Characterization Data ***
Pedon ID: 81AS603010( Manu'a (district), American Samoa )Print Date: Feb 19 2025 1:36PM
Sampled As:OloavaMedial over pumiceous or cindery, isohyperthermic Hydric Dystrandept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  81P0548
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 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
81P0324823.0-36.0BtclyKH 1 KH 29

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KH Halloysite

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