*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM

Sampled as on Nov 16, 2013:32 - Boreal forest loamy over gravels terraces ; Coarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
Revised to correlated on Apr 26, 2020:Seventeenmile ; Coarse-loamy over sandy or sandy-skeletal, mixed, superactive, nonacid Typic Haplocryepts
United States Department of Agriculture
SSL-ProjectC2014USAK049   Yukon Flats initial SurveyNatural Resources Conservation Service
-Site IDS2013AK290001   Lat: 67° 2' 26.24" north  Long: 144° 12' 14.72" west  MLRA: 232National Soil Survey Center
-Pedon No. 14N0524Kellogg Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
14N02814OeOe0-5S2013AK290001-1MPM
14N02815AA5-12S2013AK290001-2SL SIL
14N02816BwBw12-34S2013AK290001-3SL L
14N02817C1C134-61S2013AK290001-4SIL SIL
14N02818C2C261-80S2013AK290001-5FSL VFSL
14N028192C2C80-130S2013AK290001-6GRV-S S
Pedon Calculations
Calculation NameResultUnits of Measure
 
Weighted Particles, 0.1-75mm, 75 mm Base39% wt
Volume, >2mm, Weighted Average4% vol
Clay, total, Weighted Average8% wt
Clay, carbonate free, Weighted Average6% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4control depth 100 beyond last horizon depth 80(NA)
 
Weighted averages based on control section: 25-100 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a
 
14N028140-5OeS----------
14N028155-12ASsil17.859.522.71.141.617.915.86.60.10.2--------7--
14N0281612-34BwSl9.639.251.23.020.618.623.327.20.60.1--------28--
14N0281734-61C1Ssil13.370.216.51.741.029.214.02.20.20.1----tr--3tr
14N0281861-80C2Svfsl6.422.671.01.011.810.838.532.10.30.1--------33--
14N0281980-1302CSs--1.798.31.20.50.722.853.012.79.1----249824


*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM
Sampled As:32 - Boreal forest loamy over gravels terracesCoarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  14N0524
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%
DbWR1DbWR1DbWR13C2a1a3D1
 
14N028140-5OeS83.51.171
14N028155-12AS0.870.930.02245.118.81.0400.231.641.06
14N0281612-34BwS1.131.160.00922.89.11.0160.150.930.95
14N0281734-61C1S1.241.290.01327.79.51.0170.230.680.71
14N0281861-80C2S1.241.300.01614.05.81.0110.101.060.91
14N0281980-1302CS0.91.002
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 - - - - - - - - - - - - - - - - - - - - - -)
3B63B63C1e1a
 
14N028140-5OeCDB0.1356.9
14N028155-12AS25.9
14N0281612-34BwS11.9
14N0281734-61C1S16.0
14N0281861-80C2S7.8
14N0281980-1302CS1.2
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 - - - - -)
4H2a4H2a4H2a
 
14N028140-5OeS47.161.750.1347.227
14N028155-12AS7.340.390.016.316
14N0281612-34BwS3.270.160.031.49
14N0281734-61C1S3.050.130.011.29
14N0281861-80C2S1.720.05--0.614
14N0281980-1302CS0.13trtr0.137


*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM
Sampled As:32 - Boreal forest loamy over gravels terracesCoarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  14N0524
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 - - -)(- - - - - - - - % - - - - - - - -)
4B1a1a4B1a1a4B1a1a4B1a1a4B2b1a14B1a1a
 
14N028140-5OeS113.88.7--1.6124.189.5213.6135.85891
14N028155-12AS71.6*3.5--tr75.129.2100
14N0281612-34BwS55.2*1.6----56.88.9100
14N0281734-61C1S49.4*3.3----52.79.1100
14N0281861-80C2S45.7*1.8----47.56.8100
14N0281980-1302CS3.9*0.4----4.3tr1.1100

*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.
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 - -)%
 
14N028155-12AS--
14N0281612-34BwS--
14N0281734-61C1S--
14N0281861-80C2S--
14N0281980-1302CS--
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
4C1a2a4C1a2a4E1a1a1a1
 
14N028140-5OeS5.15.5
14N028155-12AS7.37.69
14N0281612-34BwS7.88.216
14N0281734-61C1S7.88.415
14N0281861-80C2S7.78.39
14N0281980-1302CS7.88.4tr


*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM
Sampled As:32 - Boreal forest loamy over gravels terracesCoarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  14N0524
Organic-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17-
 
MineralOMOM+(- Total -)Fiber ContentNaPyroDecompLimnic(- - pH - -)(- - Bulk Density - -)Proj
DepthContentTC*1.724MinCNC/NUnrubRubColorStateMatterCaCl2H2O33 kPa33 kPa rewetODSubs
Layer(cm)HorzPrep(- - - - - - - - % - - - - - - - -)ratio% (by vol)g cm-3cm cm-1
5A4H2a4H2a5C5C5C5C4C1a2a
 
14N028140-5OeS8111147.161.75275.5--
14N028140-5OeMW30684410YR 7/34.7
14N028155-12AS7.340.39167.6--
14N0281612-34BwS3.270.1698.2--
14N0281734-61C1S3.050.1398.4tr
14N0281861-80C2S1.720.05148.3--
14N0281980-1302CS0.13tr378.415
Phosphorous-1--2--3--4--5--6--7--8--9--10--11--12-
 
(- - - - - - - - - - - - - - - - - - - - - - - Phosphorous - - - - - - - - - - - - - - - - - - - - -)KCl
MelanicNZAcidAnion Exch ResinBrayBrayOlsenH2OCitricMehlichExtr
DepthIndexOxalAvailableCapacity12AcidIIINO3
Layer(cm)HorzPrep%(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)
4D5a1
 
14N028155-12AS5.7
14N0281612-34BwS1.2
14N0281734-61C1S0.8


*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM
Sampled As:32 - Boreal forest loamy over gravels terracesCoarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  14N0524
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
DepthFract7A1b1 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
14N028155.0-12.0AtclyMI 3CL 3MT 2FP 1FK 1 CMIX
14N0281612.0-34.0BwtclyMI 3CA 2CL 2KK 2QZ 1 CMIX
14N0281734.0-61.0C1tclyMI 3CL 2KK 2QZ 2CA 1 CMIX
14N0281861.0-80.0C2tclyMI 3CL 3KK 2QZ 1CA 1 CMIX

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA CalciteCL ChloriteFK Potassium FeldsparFP Plagioclase FeldsparKK Kaolinite
MI MicaMT MontmorilloniteQZ Quartz

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

INTERPRETATION (BY HORIZON):
CMIX - Mixed Clay


*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM
Sampled As:32 - Boreal forest loamy over gravels terracesCoarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  14N0524
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
14N028155.0-12.0Acsi 69QZ 61SZ 7BT 6CA 5CD 4FE 4 SMIX
PR 4CL 2HN 2FK 2GC 1GS 1
MS 1OP trPO trBY trFP tr
14N0281612.0-34.0Bwfs 62QZ 31CD 19BT 10FE 10SZ 9CA 6 SMIX
CL 4FK 3CB 2MS 2OP 2PR 2
HN 1PO trFP trGC trGS tr
14N0281734.0-61.0C1csi 58QZ 46CA 19CD 8BT 7FK 6SZ 3 SMIX
FE 3MS 3HN 2PR 2OP 1CL 1
FP trGS trBY trCB trRU tr
14N0281861.0-80.0C2vfs 58QZ 37CA 16CD 14CL 10BT 8FE 5 SMIX
MS 3OP 2FK 1FP 1PR 1SZ 1
HN trPO trCB tr
14N0281980.0-130.02Cfs 73QZ 39CD 19CL 14FE 12BT 7OP 3 SMIX


*** Primary Characterization Data ***
Pedon ID: S2013AK290001( Yukon-Koyukuk Census Area, Alaska )Print Date: Dec 8 2025 12:53PM
Sampled As:32 - Boreal forest loamy over gravels terracesCoarse-loamy over sandy or sandy-skeletal, mixed, superactive Typic Haplocryepts
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  14N0524
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
FK 3MS 1HN trPR trCA trCB tr

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mmvfs - Very Fine Sand 0.05-0.1 mmfs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
BT BiotiteBY BerylCA CalciteCB Carbonate AggregatesCD Chert (Chalcedony
CL ChloriteFE Iron Oxides (GoethiteFK Potassium FeldsparFP Plagioclase FeldsparGC Glass Coated Grain
GS GlassHN HornblendeMS MuscoviteOP OpaquesPO Plant Opal
PR PyroxeneQZ QuartzRU RutileSZ Serpentine

INTERPRETATION (BY HORIZON):
SMIX - Mixed Sand
NSSC SSL Report Creation