*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM

Sampled as on Aug 30, 1990:Richfield ; Fine, montmorillonitic Aridic Argiustolls
Revised to SSL:(unnamed) ; Fine-silty, mixed, mesic Aridic Argiustoll
United States Department of Agriculture
SSL-ProjectCP91CO012   GREELEY COUNTYNatural Resources Conservation Service
-Site IDS1990CO063002   Lat: 39° 17' 57.00" north  Long: 102° 31' 8.99" west  MLRA: 67BNational Soil Survey Center
-Pedon No. 91P0042Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
91P00243Ap1Ap10-10SIL L
91P00244Ap2Ap210-18SICL CL
91P00245Bt1Bt118-33SIC CL
91P00246Bt2Bt233-49SICL CL
91P00247Bk1Bk149-78SIL L
91P00248Bk2Bk278-130L L
91P002492Bk2Bk3130-140L SL
91P002503C3C1140-150SCL SCL
91P00251Ap1Ap10-10SIL L
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.82(NA)
Clay, carbonate free, Weighted Average33% wt
Weighted Particles, 0.1-75mm, 75 mm Base6% wt
Volume, >2mm, Weighted Average0% vol
Clay, total, Weighted Average33% wt
LE, Whole Soil, Summed to 1m0cm/m
 
Weighted averages based on control section: 18-49 cm


*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM
Sampled As:RichfieldFine, montmorillonitic Aridic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0042
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
 
91P002430-10Ap1Sl20.238.441.48.88.330.129.23.15.32.81.0trtr--12
91P0024410-18Ap2Scl28.037.035.022.38.128.925.62.84.41.80.4tr----9
91P0024518-33Bt1Scl31.939.228.923.912.526.721.42.03.41.80.3tr----8
91P0024633-49Bt2Scl34.843.921.311.618.825.116.21.42.21.20.3tr----5
91P0024749-78Bk1Sl25.441.932.75.60.314.427.524.72.13.41.90.6------8
91P0024878-130Bk2Sl17.839.542.70.912.527.028.43.16.73.60.9------14
91P00249130-1402BkSsl16.121.662.31.27.014.619.88.617.811.94.2321466
91P00250140-1503CSscl20.17.572.43.63.99.816.121.717.87.031--644
91P002510-10Ap1Sl20.935.743.49.126.629.63.45.43.41.611--162
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%
4A1d4A1h4B1c3C2a1a3D14C13F1a1a8D18D1
 
91P002430-10Ap1S1.361.470.02625.89.91.0200.2260.900.49
91P0024410-18Ap2S1.331.550.05227.713.51.0280.19310.820.48
91P0024518-33Bt1S1.371.650.06426.216.91.0330.130.840.53
91P0024633-49Bt2S1.341.640.07029.118.41.0360.140.790.53
91P0024749-78Bk1S1.321.480.03926.312.61.0270.180.840.50
91P0024878-130Bk2S1.511.570.01319.38.41.0190.160.870.47
91P00249130-1402BkS1.521.570.01015.96.91.0150.130.680.43
91P00250140-1503CS1.641.810.03216.69.11.0170.120.680.45
91P002510-10Ap1S10.81.0200.810.52


*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM
Sampled As:RichfieldFine, montmorillonitic Aridic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0042
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 - - - - -)
6B3a6A1c
 
91P002430-10Ap1S0.0901.02
91P0024410-18Ap2S0.0740.72
91P0024518-33Bt1S0.0800.80
91P0024633-49Bt2S0.0720.67
91P0024749-78Bk1S0.29
91P0024878-130Bk2S0.14
91P00249130-1402BkS0.06
91P00250140-1503CS0.02
91P002510-10Ap1S0.0820.91
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
 
91P002430-10Ap1S21.6*2.7tr1.30.118.2100100
91P0024410-18Ap2S19.1*4.70.10.90.523.098100
91P0024518-33Bt1S20.2*6.90.10.91.626.995100
91P0024633-49Bt2S40.0*8.30.11.0--27.6100100
91P0024749-78Bk1S44.4*7.60.41.021.4100100
91P0024878-130Bk2S41.3*5.60.70.815.4100100
91P00249130-1402BkS35.8*4.20.60.611.0100100
91P00250140-1503CS38.6*5.60.80.713.7100100
91P002510-10Ap1S14.7*2.6tr1.00.116.999100

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


*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM
Sampled As:RichfieldFine, montmorillonitic Aridic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0042
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
 
91P002430-10Ap1S0.24--
91P0024410-18Ap2S0.18tr
91P0024518-33Bt1S0.15tr
91P0024633-49Bt2S0.21tr
91P0024749-78Bk1S0.202
91P0024878-130Bk2S2.51.43.50.4--3.30.21.62.5----41.4tr0.800.2843
91P00249130-1402BkS2.11.04.20.4--3.20.21.62.5----32.9tr0.800.2643
91P00250140-1503CS2.31.14.50.4--2.90.32.22.7----38.6tr0.860.2953
91P002510-10Ap1S0.21--
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
4C1a2a4C1a2a8C1b6E1g8E1
 
91P002430-10Ap1S7.58.0tr
91P0024410-18Ap2S7.48.1tr
91P0024518-33Bt1S7.38.0tr
91P0024633-49Bt2S7.58.11
91P0024749-78Bk1S7.78.34
91P0024878-130Bk2S7.88.47.981900
91P00249130-1402BkS7.88.47.98
91P00250140-1503CS7.88.47.97
91P002510-10Ap1S7.27.9tr


*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM
Sampled As:RichfieldFine, montmorillonitic Aridic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0042
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 - - - - - - - - - - - - - - - - - - - -)
6S3
 
91P002430-10Ap1S12.0
91P0024410-18Ap2S4.0
91P0024518-33Bt1S2.0
91P0024633-49Bt2S3.0
91P0024749-78Bk1S5.0


*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM
Sampled As:RichfieldFine, montmorillonitic Aridic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0042
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
91P002430.0-10.0Ap1tclyMT 4MI 3KK 2MM 2QZ 1 197.9 3.3
91P0024518.0-33.0Bt1tclyMT 4MI 3KK 2QZ 1 207.7 2.6
91P0024749.0-78.0Bk1tclyMT 4KK 2MI 2CA 1MM 1 186.7 2.2
QZ 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA CalciteKK KaoliniteMI MicaMM Montmorillonite-MicaMT Montmorillonite
QZ Quartz

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


*** Primary Characterization Data ***
Pedon ID: 90CO063002( Kit Carson, Colorado )Print Date: Mar 2 2025 8:58AM
Sampled As:RichfieldFine, montmorillonitic Aridic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P0042
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
91P0024518.0-33.0Bt1vfs 54QZ 40FD 33QC 14FP 4BT 2HN 2
MS 2PR 1AM 1TM trPO trOP tr
KK trCA trGN trID trGS trZR tr
91P0024633.0-49.0Bt2vfs 76QZ 62FD 18QC 12BT 2FP 2OP 2
PR 1MS 1GN trAM trZR trHY tr
TM trHN trKK trAU trGS tr

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

MINERAL INTERPRETATION:
AM AmphiboleAU AugiteBT BiotiteCA CalciteFD Feldspar
FP Plagioclase FeldsparGN GarnetGS GlassHN HornblendeHY Hypersthene
ID IddingsiteKK KaoliniteMS MuscoviteOP OpaquesPO Plant Opal
PR PyroxeneQC Clay-Coated QuartzQZ QuartzTM TourmalineZR Zircon
NSSC SSL Report Creation