*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM

Sampled as on Sep 1, 1987:Kachemak ; Medial over loamy, mixed Haplic Cryohumod
Revised to correlated:Kachemak ; Medial over loamy, glassy Andic Humicryods
United States Department of Agriculture
SSL-ProjectCP87AK259   SPODOSOL-ANDISOLNatural Resources Conservation Service
-Site IDS1987AK122006   National Soil Survey Center
-Pedon No. 87P0785Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866

LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
87P04282OeOE0-8
87P04283EE8-11SIL SIL
87P04284BhsBhs11-16VFSL SIL
87P04285AbAB16-24SIL FSL
87P04286EbEB24-29SIL SIL
87P04287BhsbBhs29-35SIL SIL
87P04288BsbBs35-51SIL SIL
87P04289CC151-72SIL SIL
87P042902C2C272-105SIL SIL

Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average3.55(NA)
Clay, carbonate free, Weighted Average8% wt
Weighted Particles, 0.1-75mm, 75 mm Base17% wt
Volume, >2mm, Weighted Average2% vol
Clay, total, Weighted Average8% wt
 
Weighted averages based on control section: 25-100 cm


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

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
 
87P042820-8OeS------
87P042838-11ESsil1.361.137.630.830.328.34.52.11.21.5------9--
87P0428411-16BhsSsil1.568.430.134.833.626.52.90.30.20.2------4--
87P0428516-24AbSfsl3.042.154.918.923.219.213.27.44.610.5--tr--36tr
87P0428624-29EbSsil5.551.842.729.222.618.810.84.63.35.2trtr--24tr
87P0428729-35BhsbSsil9.456.234.435.620.620.010.52.60.70.6trtr--14tr
87P0428835-51BsbSsil6.058.535.535.123.420.111.92.90.50.1trtr--15tr
87P0428951-72CSsil9.061.629.436.025.622.25.90.70.40.221--103
87P0429072-1052CSsil8.450.241.425.824.426.36.72.43.62.444--238


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

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%
4A1d4A1h4B1c3C2a1a4B2b3D14C18D18D1
 
87P042820-8OeS71.31.044
87P042820-8OeM67.1
87P042838-11ES13.21.01117.8510.15
87P042838-11EM14.8
87P0428411-16BhsS0.580.660.04462.015.71.0270.2324.0710.47
87P0428411-16BhsM21.8
87P0428516-24AbS0.650.690.02050.534.91.057--25.0011.63
87P0428516-24AbM67.3
87P0428624-29EbS0.690.730.01952.123.71.0330.178.134.31
87P0428624-29EbM27.9
87P0428729-35BhsbS0.590.620.01763.727.91.0630.137.012.97
87P0428729-35BhsbM42.5
87P0428835-51BsbS0.730.750.00938.220.01.0470.045.323.33
87P0428835-51BsbM32.2
87P0428951-72CS1.041.170.04036.314.11.0230.162.291.57
87P0428951-72CM20.6
87P0429072-1052CS1.191.270.02131.512.41.0190.192.101.48
87P0429072-1052CM14.5

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
 
87P042838-11ESNP
87P0428411-16BhsSNP
87P0428624-29EbSNP


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

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 - - - - -)
6B3a6A1c6C2b6G7a6D2a8J6C9a6G126V26D5b6A4a6C8a6G10
 
87P042820-8OeS2.5626.5830.20.1tr0.070.120.10100.08.70.10.1
87P042838-11ES7.190.30.2--0.230.520.160.156.90.20.1
87P0428411-16BhsS7.780.80.6--0.861.660.580.570.029.80.70.6
87P0428516-24AbS21.681.20.9--1.392.210.940.929.01.01.0
87P0428624-29EbS14.050.80.5--0.751.110.470.517.30.60.6
87P0428729-35BhsbS10.732.41.7tr2.482.581.651.660.1311.51.71.9
87P0428835-51BsbS5.381.41.8tr2.740.690.962.260.536.20.91.3
87P0428951-72CS2.161.20.9tr1.690.230.671.350.325.40.60.8
87P0429072-1052CS0.741.10.6tr1.160.120.390.960.25200.01.30.20.6

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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a6G9b5A3a5A8b5A3b5G15C35C1
 
87P042820-8OeS19.74.70.41.2107.60.895.9
87P042838-11ES1.60.40.30.22.532.54.935.023.27.466711
87P0428411-16BhsS1.60.40.30.22.558.610.361.136.112.88047
87P0428516-24AbS1.90.50.20.32.992.317.395.275.020.28634
87P0428624-29EbS1.00.30.10.21.665.012.466.644.714.08924
87P0428729-35BhsbS1.20.20.20.11.797.914.299.665.915.98923
87P0428835-51BsbS0.60.10.1tr0.857.95.258.731.96.08713
87P0428951-72CS0.60.10.10.10.933.64.934.520.65.88434
87P0429072-1052CS0.70.20.20.11.224.15.625.317.66.88257


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

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 - -)%
 
87P042838-11ES1
87P0428411-16BhsS1
87P0428516-24AbStr
87P0428624-29EbStr
87P0428729-35BhsbStr
87P0428835-51BsbStr
87P0428951-72CStr
87P0429072-1052CS1

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
 
87P042820-8OeS3.33.53.86.2
87P042838-11ES3.43.53.97.5
87P0428411-16BhsS4.03.84.19.3
87P0428516-24AbS3.63.73.98.6
87P0428624-29EbS3.63.73.88.4
87P0428729-35BhsbS3.84.04.110.5
87P0428835-51BsbS4.24.44.711.6
87P0428951-72CS4.14.45.011.4
87P0429072-1052CS4.14.35.111.2


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

Phosphorus-1--2--3--4--5--6--7--8--9--10--11--12-
 
(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)KCl
MelanicNZAcidAnion Exch ResinBrayBrayOlsenH2OCitricMehlichExtr
DepthIndexOxalAvailableCapacity12AcidIIINO3
Layer(cm)HorzPrep%(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)
6S4
 
87P042820-8OeS2
87P042838-11ES23
87P0428411-16BhsS78
87P0428516-24AbS92
87P0428624-29EbS78
87P0428729-35BhsbS100
87P0428835-51BsbS100
87P0428951-72CS97
87P0429072-1052CS93


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

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
87P0428411.0-16.0BhstclyNX 6 4.0
87P0428516.0-24.0AbtclyMI 1 2.7
87P0428729.0-35.0BhsbtclyMT 1 5.3
87P0428835.0-51.0BsbtclyNX 6 4.6

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
MI MicaMT MontmorilloniteNX Non-Crystalline

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


*** Primary Characterization Data ***
Pedon ID: 87AK122006( Kenai Peninsula Borough, Alaska )Print Date: Feb 17 2025 5:43AM
Sampled As:KachemakMedial over loamy, mixed Haplic Cryohumod
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  87P0785

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
87P0428411.0-16.0Bhsvfs GS 91GC 5OT 4
87P0428624.0-29.0Ebvfs OT 48GS 41GC 11
87P0428835.0-51.0Bsbvfs OT 69GS 24GC 7

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

MINERAL INTERPRETATION:
GC Glass-coated GrainGS GlassOT Other
NSSC SSL Report Creation