*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM

Sampled as on Mar 30, 1991:Olney ; Fine-loamy, mixed Ustollic Haplargids
Revised to correlated on Sep 1, 1992:(unnamed) ; Coarse-loamy, mixed, superactive, mesic Ustollic Camborthid
United States Department of Agriculture
SSL-ProjectCP91CO201   WELDNatural Resources Conservation Service
-Site IDS1991CO123005   Lat: 40° 48' 50.00" north  Long: 104° 43' 49.99" west  MLRA: 67BNational Soil Survey Center
-Pedon No. 91P0869Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
91P05268AA0-8SL FSL
91P05269BABA8-13SL FSL
91P05270BtBt13-33SCL SL
91P05271Bk1Bk133-74LS FSL
91P05272Bk2Bk274-102LS FSL
91P05273BCkBCk102-135LS SL
91P05274CC135-183LS SL
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.96(NA)
Clay, carbonate free, Weighted Average17% wt
Weighted Particles, 0.1-75mm, 75 mm Base65% wt
Volume, >2mm, Weighted Average0% vol
Clay, total, Weighted Average17% wt
LE, Whole Soil, Summed to 1m1cm/m
 
Weighted averages based on control section: 13-33 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
91P052680-8ASfsl15.611.473.09.00.98.13.38.433.327.53.20.6------65
91P052698-13BASfsl16.112.671.311.17.25.414.228.425.13.10.5trtr--57
91P0527013-33BtSsl16.811.771.59.98.13.66.529.232.63.00.2------65
91P0527133-74Bk1Sfsl13.99.776.47.41.56.92.86.135.232.32.70.1------70
91P0527274-102Bk2Sfsl13.610.376.17.40.36.93.45.535.232.32.70.4------71
91P05273102-135BCkSsl13.29.077.87.47.21.86.029.936.65.00.3------72
91P05274135-183CSsl11.99.478.77.17.61.87.229.736.45.10.3------72


*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM
Sampled As:OlneyFine-loamy, mixed Ustollic Haplargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0869
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%
4A1d4A1h4B1c4B1c3C2a1a3D14C18D18D1
 
91P052680-8AS1.291.380.02319.918.56.61.0190.150.990.42
91P052698-13BAS1.511.600.01916.07.51.0190.130.900.47
91P0527013-33BtS1.501.620.02615.815.27.41.0210.120.960.44
91P0527133-74Bk1S1.591.610.0049.65.91.0180.060.970.42
91P0527274-102Bk2S1.531.580.01114.014.05.81.0170.130.990.43
91P05273102-135BCkS1.581.620.00810.25.11.0160.081.010.39
91P05274135-183CS1.601.630.0067.74.91.0160.041.050.41
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
 
91P052680-8AS9.2
91P052698-13BAS10.1
91P0527013-33BtS9.5
91P0527133-74Bk1S8.1
91P0527274-102Bk2S8.2
91P05273102-135BCkS7.3
91P05274135-183CS7.2


*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM
Sampled As:OlneyFine-loamy, mixed Ustollic Haplargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0869
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 - - - - -)
6A2d6A1c6C2b6G7a6D2a8J6C9b6G12b6V2b6D5b6C8a6G10
 
91P052680-8AS0.370.300.4trtr0.040.010.010.030.0148.0trtr
91P052698-13BAS0.560.600.5trtr0.060.010.020.050.01162.1tr--
91P0527013-33BtS0.300.280.4trtr0.04tr0.010.030.01--tr--
91P0527133-74Bk1S0.290.130.3trtr0.03tr0.010.02--58.10.1--
91P0527274-102Bk2S0.210.080.4trtr0.020.010.010.02--58.2tr--
91P05273102-135BCkS0.130.050.4trtr0.020.010.010.02--76.7tr0.1
91P05274135-183CS0.090.030.4trtr0.020.010.010.020.03191.7tr--
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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a5A8b5C35C1
 
91P052680-8AS23.8*3.70.10.415.4100100
91P052698-13BAS13.0*2.90.10.52.214.588100
91P0527013-33BtS19.3*3.2tr0.31.216.295100
91P0527133-74Bk1S30.2*3.80.10.213.5100100
91P0527274-102Bk2S24.9*4.70.10.313.4100100
91P05273102-135BCkS21.5*4.70.20.413.3100100
91P05274135-183CS16.9*4.10.40.312.5100100

*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.


*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM
Sampled As:OlneyFine-loamy, mixed Ustollic Haplargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0869
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 - -)%
6N1b6O1b6P1b6Q1b6I1b6J1b6U1a6K1c6L1c6W1a6M1c8A8D58A3a4F1a1a15E
 
91P052680-8AS4.61.50.30.2--5.40.10.30.50.1tr30.3tr0.610.281tr
91P052698-13BAS4.21.00.10.3--4.90.10.20.60.1tr33.9tr0.540.271tr
91P0527013-33BtS0.18--
91P0527133-74Bk1S0.151
91P0527274-102Bk2S0.151
91P05273102-135BCkS0.172
91P05274135-183CS0.193
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
4C1a2a4C1a2a8C1b6E1g4E2a1a1a1
 
91P052680-8AS7.68.17.51--
91P052698-13BAS7.27.77.2tr--
91P0527013-33BtS7.78.2tr
91P0527133-74Bk1S7.98.42
91P0527274-102Bk2S8.08.51
91P05273102-135BCkS8.08.41
91P05274135-183CS8.08.5tr


*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM
Sampled As:OlneyFine-loamy, mixed Ustollic Haplargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0869
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
91P0527013.0-33.0BttclyMT 5KK 2MI 2QZ 1 186.1 1.5

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK KaoliniteMI MicaMT MontmorilloniteQZ Quartz

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


*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM
Sampled As:OlneyFine-loamy, mixed Ustollic Haplargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0869
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
91P052680.0-8.0Afs OT 99GS tr
91P052698.0-13.0BAfs OT 99GS tr
91P0527133.0-74.0Bk1fs OT 99
91P0527274.0-102.0Bk2fs OT 99
91P05273102.0-135.0BCkfs OT 99
91P05274135.0-183.0Cfs OT 99

FRACTION INTERPRETATION:
fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
GS GlassOT Other



*** Primary Characterization Data ***
Pedon ID: 91CO123005( Weld, Colorado )Print Date: Feb 16 2025 5:10AM
Sampled As:OlneyFine-loamy, mixed Ustollic Haplargids
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0869
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
91P0527013.0-33.0Btfs 57QZ 56OT 24FK 16FD 2RA 1PR tr
GN trBT trOP trMI tr

FRACTION INTERPRETATION:
fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
BT BiotiteFD FeldsparFK Potassium FeldsparGN GarnetMI Mica
OP OpaquesOT OtherPR PyroxeneQZ QuartzRA Resistant Aggregates
NSSC SSL Report Creation