*** Primary Characterization Data ***
Pedon ID: S1970CO105001( Rio Grande, Colorado )Print Date: Apr 27 2024 9:39AM

Sampled as on May 30, 1970:HOOPER
Revised to correlated:unnamed ; Fine, montmorillonitic, frigid Typic Natrargids
United States Department of Agriculture
SSL-ProjectNL70CO008   SAN LUIS BASINNatural Resources Conservation Service
-Site IDS1970CO105001   Lat: 37° 29' 24.07" north  Long: 106° 3' 15.12" westNational Soil Survey Center
-Pedon No. 70C0084Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866

LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
70C00533EA20-1070533SCL SL
70C00534BtB2 t10-3170534CL C
70C00535Bk1B31ca31-4670535SCL SCL
70C00536Bk2B32ca46-6170536SL SL
70C005372Bk2C1ca61-7770537LS SL
70C005383Bk3C2ca77-10070538S COS

Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average2.05(NA)
Clay, carbonate free, Weighted Average15% wt
Weighted Particles, 0.1-75mm, 75 mm Base59% wt
Volume, >2mm, Weighted Average5% vol
Clay, total, Weighted Average20% wt
 
Weighted averages based on control section: 10-100 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
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
70C005330-10ESsl12.119.168.84.013.95.29.728.917.010.62.6------59--
70C0053410-31BtSc46.011.842.214.06.45.410.018.58.54.21.0------32--
70C0053531-46Bk1Sscl29.421.349.313.09.312.017.817.16.54.83.13----343
70C0053646-61Bk2Ssl13.816.369.99.07.313.420.112.413.011.05----595
70C0053761-772BkSsl10.711.677.77.14.514.026.215.114.38.16----666
70C0053877-1003BkScos1.52.096.51.80.22.825.827.723.316.9205--9525


*** Primary Characterization Data ***
Pedon ID: S1970CO105001( Rio Grande, Colorado )Print Date: Apr 27 2024 9:39AM
Sampled As:HOOPER
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  70C0084

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
 
70C005330-10ES4.01.0230.740.33
70C0053410-31BtS1.441.680.05327.324.216.81.0230.110.440.37
70C0053531-46Bk1S1.241.770.12446.240.011.61.0230.350.520.39
70C0053646-61Bk2S9.51.0231.110.69
70C0053761-772BkS1.591.640.01016.413.77.51.0230.091.290.70
70C0053877-1003BkS3.51.0235.202.33

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
 
70C0053410-31BtS36.0239919
70C0053531-46Bk1S28.5509915
70C0053761-772BkS19.42

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 - - - - -)
6B3a6A1c6C2b6G7a
 
70C005330-10ES0.0150.16100.3tr
70C0053410-31BtS0.0240.38160.1tr
70C0053531-46Bk1S0.22
70C0053646-61Bk2S0.160.6tr
70C0053761-772BkS0.05


*** Primary Characterization Data ***
Pedon ID: S1970CO105001( Rio Grande, Colorado )Print Date: Apr 27 2024 9:39AM
Sampled As:HOOPER
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  70C0084

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 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b5A8b5C35C1
 
70C005330-10ES7.6*0.411.63.48.9100100
70C0053410-31BtS10.7*1.625.45.220.1100100
70C0053531-46Bk1S10.0*0.818.03.015.3100100
70C0053646-61Bk2S10.4*0.615.62.615.3100100
70C0053761-772BkS8.4*0.612.32.213.8100100
70C0053877-1003BkS2.8*0.95.61.47.8100100

*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 - -)%
6N1b6O1b6P1b6Q1b6I1b6J1b6K1c6L1c8A8D58A3a5E
 
70C005330-10ES1.20.7228.06.547.567.949.165.419.40.214.7381234
70C0053410-31BtS0.80.8147.02.820.755.826.344.054.40.48.6587164
70C0053531-46Bk1S0.71.2142.02.317.144.226.353.042.00.411.3679146
70C0053646-61Bk2S1.00.890.21.26.827.522.628.735.50.28.398195
70C0053761-772BkS0.90.864.80.921.717.622.029.60.16.357570
70C0053877-1003BkS0.40.416.90.38.72.85.126.3tr1.836627

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
4C1a2a4C1a2a8C1b6E1g
 
70C005330-10ES9.510.49.89
70C0053410-31BtS9.710.09.617
70C0053531-46Bk1S9.610.29.717
70C0053646-61Bk2S9.710.39.74
70C0053761-772BkS9.610.29.73
70C0053877-1003BkS8.910.09.5tr


*** Primary Characterization Data ***
Pedon ID: S1970CO105001( Rio Grande, Colorado )Print Date: Apr 27 2024 9:39AM
Sampled As:HOOPER
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  70C0084

Miscellaneous Data-1--2--3--4--5--6--7--8--9--10--11--12--13--14-
 
(- Sat Paste Ex. -)(- Sand -)( Water Content )Bulk
(- - - - Extractable Bases - - - -)(- - - CEC8 - - -)CO3+(- - - pH - - -)M+C+VCMoist SievedDensity
DepthCaMgNaKNaOACBaCl2Ca+MgHCO3CaCl2H2O.25-2100 kPa200 kPa10 kPa
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)mmol(+)L-1mmol(-)L-11:101:10(- - - - - % of <2mm - - - - -)g cm-3
NK
 
70C0053646-61Bk2S10.0


*** Primary Characterization Data ***
Pedon ID: S1970CO105001( Rio Grande, Colorado )Print Date: Apr 27 2024 9:39AM
Sampled As:HOOPER
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  70C0084

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&nbsp;&nbsp;&nbsp;&nbsp;tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
70C0053531.0-46.0Bk1tclyMT 4MI 2KK 1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
70C0053761.0-77.02BktclyMT 3MI 3KK 2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm&nbsp;&nbsp;&nbsp;&nbsp;

MINERAL INTERPRETATION:
KK KaoliniteMI MicaMT Montmorillonite&nbsp;&nbsp;

RELATIVE PEAK SIZE:5 Very Large4 Large3 Medium2 Small1 Very Small6 No Peaks
NSSC SSL Report Creation