*** Primary Characterization Data ***
Pedon ID: 91VI020004( St. John, Virgin Islands )Print Date: Apr 14 2025 4:14PM

Sampled as on Sep 4, 1991:Victory ; Loamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept
Revised to correlated:Southgate ; Loamy-skeletal, mixed, active, isohyperthermic, shallow Typic Ustropepts
United States Department of Agriculture
SSL-ProjectCP91VI269   ST JOHN, VIRGIN ISLANDSNatural Resources Conservation Service
-Site IDS1991VI020004   Lat: 18° 20' 20.00" north  Long: 64° 43' 29.01" west  MLRA: 27National Soil Survey Center
-Pedon No. 91P1192Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
91P07952AA0-8L L
91P07953BwBw8-30CL L
91P07954CrCR30-66L
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average1.02(NA)
Clay, carbonate free, Weighted Average18% wt
Weighted Particles, 0.1-75mm, 75 mm Base62% wt
Volume, >2mm, Weighted Average33% vol
Clay, total, Weighted Average18% wt
 
Weighted averages based on control section: 0-30 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
 
91P079520-8ASl18.746.834.510.835.611.26.86.55.08.57.743194626
91P079538-30BwSl17.146.936.09.534.812.16.46.25.47.011.0929156856
91P0795430-66CrSl13.539.646.95.330.88.88.78.38.610.710.6------38


*** Primary Characterization Data ***
Pedon ID: 91VI020004( St. John, Virgin Islands )Print Date: Apr 14 2025 4:14PM
Sampled As:VictoryLoamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1192
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
 
91P079520-8AS1.211.310.02316.412.01.0170.051.110.64
91P079538-30BwS1.381.460.01117.69.21.0140.070.980.54
91P0795430-66CrS7.31.0111.010.54
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
 
91P079520-8AS18.6
91P079538-30BwS14.0
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 - - - - -)
6A1c6C2b6G7a6D2a8J6C9b6G12b6V2b6D5b
 
91P079520-8AS4.401.30.10.10.330.060.420.120.041020.6
91P079538-30BwS1.891.30.10.10.330.050.380.140.04832.2
91P0795430-66CrS0.731.00.1tr0.160.020.150.090.03115.0


*** Primary Characterization Data ***
Pedon ID: 91VI020004( St. John, Virgin Islands )Print Date: Apr 14 2025 4:14PM
Sampled As:VictoryLoamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1192
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a6G9c6D3b5A3a5A8b5A3b5G15C35C1
 
91P079520-8AS9.76.80.40.417.37.825.120.86983
91P079538-30BwS6.04.70.30.211.28.80.54.320.016.811.745667
91P0795430-66CrS4.76.10.20.111.14.60.40.615.713.611.537182
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 - -)%
 
91P079520-8AS2
91P079538-30BwS2
91P0795430-66CrS1
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
4C1a2a34C1a2a4C1a2a
 
91P079520-8AS4.95.35.5
91P079538-30BwS3.95.05.0
91P0795430-66CrS5.05.1


*** Primary Characterization Data ***
Pedon ID: 91VI020004( St. John, Virgin Islands )Print Date: Apr 14 2025 4:14PM
Sampled As:VictoryLoamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1192
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
91P079538.0-30.0BwtclyVR 3KK 3MT 1MI 1FD 1 107.4 0.5
91P0795430.0-66.0CrtclyVR 3KK 3FD 2MT 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
FD FeldsparKK KaoliniteMI MicaMT MontmorilloniteVR Vermiculite

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


*** Primary Characterization Data ***
Pedon ID: 91VI020004( St. John, Virgin Islands )Print Date: Apr 14 2025 4:14PM
Sampled As:VictoryLoamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1192
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
91P079538.0-30.0Bwcsi 15FP 33PR 32OT 18QZ 14OP 1BT 1
FK 1PO trHN trGS tr
91P079538.0-30.0Bwvfs 97QZ 95OP 1PO 1OW 1FK 1ZR tr
GS trTM trPR tr

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mmvfs - Very Fine Sand 0.05-0.1 mm

MINERAL INTERPRETATION:
BT BiotiteFK Potassium FeldsparFP Plagioclase FeldsparGS GlassHN Hornblende
OP OpaquesOT OtherOW Other Weatherable MineralsPO Plant OpalPR Pyroxene
QZ QuartzTM TourmalineZR Zircon


*** Primary Characterization Data ***
Pedon ID: 91VI020004( St. John, Virgin Islands )Print Date: Apr 14 2025 4:14PM
Sampled As:VictoryLoamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1192
Fine Earth Mineralogy (<2.0 mm)-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18-
X-RayThermalElementalEGMEInter
SiO2Al2O3Fe2O3MgOCaOK2ONa2ORetnpreta
DepthFract7A2 7C3 tion
Layer(cm)Horzion( - - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -)mg g-1
91P0795430.0-66.0CrfethVR 3KK 3MT 2FD 2MI 1 137.4 0.2

FRACTION INTERPRETATION:
feth - Fine Earth <2 mm

MINERAL INTERPRETATION:
FD FeldsparKK KaoliniteMI MicaMT MontmorilloniteVR Vermiculite

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