*** Primary Characterization Data ***
Pedon ID: 82CO035003( Douglas, Colorado )Print Date: Feb 16 2025 5:23AM

Sampled as on Aug 1, 1982:Sphinx ; Sandy-skeletal, mixed, shallow Typic Ustorthent
Revised to correlated:Sphinx ; Sandy-skeletal, mixed, noncalcareous, frigid, shallow Typic Ustorthents
United States Department of Agriculture
SSL-ProjectCP82CO237   RAMPART RANGE STUDYNatural Resources Conservation Service
-Site IDS1982CO035003   Lat: 39° 15' 13.01" north  Long: 105° 13' 29.99" west  MLRA: 48ANational Soil Survey Center
-Pedon No. 82P0775Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
82P03983ApAp0-5SL COSL
82P03984ACAC5-13SL COSL
82P03985CC13-28COS LCOS
82P03986CrCR28-60LCOS
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average1.26(NA)
Clay, carbonate free, Weighted Average9% wt
Weighted Particles, 0.1-75mm, 75 mm Base86% wt
Volume, >2mm, Weighted Average36% vol
Clay, total, Weighted Average9% wt
 
Weighted averages based on control section: 0-28 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
82P039830-5ApScosl6.319.274.59.210.07.711.912.917.324.7222028144
82P039845-13ACScosl10.120.469.510.79.78.314.014.716.416.1213568562
82P0398513-28CSlcos8.79.881.55.74.15.912.416.121.825.3202728849
82P0398628-60CrSlcos5.010.484.65.15.38.714.415.620.425.5244989581


*** Primary Characterization Data ***
Pedon ID: 82CO035003( Douglas, Colorado )Print Date: Feb 16 2025 5:23AM
Sampled As:SphinxSandy-skeletal, mixed, shallow Typic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  82P0775
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
 
82P039830-5ApS1.371.440.01214.15.01.0060.091.480.79
82P039845-13ACS6.71.0061.100.66
82P0398513-28CS1.391.480.01413.86.41.0080.071.280.74
82P0398628-60CrS1.471.700.01417.63.61.0040.061.720.72
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 - - - - - - - - - - - - - - - - - - - - - -)
4F14F
 
82P039845-13ACS306
82P0398628-60CrSNP
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 - - - - -)
6B3a6A1c6C2b
 
82P039830-5ApS0.0671.36201.5
82P039845-13ACS0.0621.23201.9
82P0398513-28CS0.0280.48171.3
82P0398628-60CrS0.281.2


*** Primary Characterization Data ***
Pedon ID: 82CO035003( Douglas, Colorado )Print Date: Feb 16 2025 5:23AM
Sampled As:SphinxSandy-skeletal, mixed, shallow Typic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  82P0775
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a5A3a5A8b5C35C1
 
82P039830-5ApS7.41.5--0.29.13.012.19.37598
82P039845-13ACS9.2*2.0--0.211.43.114.511.179100
82P0398513-28CS9.7*2.2trtr11.92.614.511.182100
82P0398628-60CrS8.4*1.8tr--10.22.112.38.683100

*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 - -)%
 
82P039830-5ApS--
82P039845-13ACS--
82P0398513-28CS--
82P0398628-60CrS--
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
4C1a2a4C1a2a
 
82P039830-5ApS5.86.0
82P039845-13ACS6.16.4
82P0398513-28CS5.96.5
82P0398628-60CrS6.26.7


*** Primary Characterization Data ***
Pedon ID: 82CO035003( Douglas, Colorado )Print Date: Feb 16 2025 5:23AM
Sampled As:SphinxSandy-skeletal, mixed, shallow Typic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  82P0775
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
82P0398513.0-28.0Cvfs 24FK 57QZ 13FP 13RA 7BT 5OP 4
PR trZR trMS tr
82P0398628.0-60.0Crvfs 28FK 33BT 29QZ 23FP 8RA 3MS 2
OP 2HN 1PR trZR trCL tr

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

MINERAL INTERPRETATION:
BT BiotiteCL ChloriteFK Potassium FeldsparFP Plagioclase FeldsparHN Hornblende
MS MuscoviteOP OpaquesPR PyroxeneQZ QuartzRA Resistant Aggregates
ZR Zircon
NSSC SSL Report Creation