*** Primary Characterization Data ***

Pedon ID: S1972CO051002

( Gunnison, Colorado )

Print Date: Nov 11 2024 9:38PM

Sampled as on May 30, 1972:	MINNEQUA
Revised to SSL:	(unnamed) ; Fine-silty, mixed (calcareous), mesic Ustic Torriorthent

				United States Department of Agriculture
SSL	-	Project	NL72CO004   EL PASO - PUEBLO	Natural Resources Conservation Service
	-	Site ID	S1972CO051002	National Soil Survey Center
	-	Pedon No.	72C0032	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
72C00182	A	A1	0-11	72182			L	L
72C00183	AC	AC	11-25	72183			L	L
72C00184	C1	C 1	25-46	72184			SIL	L
72C00185	C2	C 2	46-65	72185			SIL	CL
72C00186	C3	C 3	65-81	72186			L	CL
72C00187	R	R	81-100	72187

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.83	(NA)
Volume, >2mm, Weighted Average	30	% vol
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) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
				3A1a1a	3A1a1a	3A1a1a	3A1a1a		3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
72C00182	0-11	A	S	l	17.9	39.1	43.0		4.0	18.6	20.5	28.3	9.6	1.3	1.8	2.0	2	20	2	35	24
72C00183	11-25	AC	S	l	21.9	39.1	39.0		5.0	18.5	20.6	27.3	8.4	1.0	1.2	1.1	1	17	16	42	34
72C00184	25-46	C1	S	l	25.5	40.5	34.0		7.0	20.3	20.2	24.5	6.6	0.8	1.0	1.1	1	30	10	47	41
72C00185	46-65	C2	S	cl	30.0	41.1	28.9		14.0	21.4	19.7	18.4	5.2	1.3	2.0	2.0	2	28	20	55	50
72C00186	65-81	C3	S	cl	34.4	32.2	33.4		18.0	20.2	12.0	14.9	9.0	2.6	3.3	3.6	5	15	8	41	28
72C00187	81-100	R	S														8	25	24

*** Primary Characterization Data ***

Pedon ID: S1972CO051002

( Gunnison, Colorado )

Print Date: Nov 11 2024 9:38PM

Sampled As	:	MINNEQUA
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0032

---

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 )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				4A1d	4A1h			4B1c	4B1c	3C2a1a		3D1		4C1		8D1	8D1
72C00182	0-11	A	S	1.32	1.37	0.011		30.7	23.4	10.0		1.024		0.15		0.86	0.56
72C00183	11-25	AC	S	1.27	1.31	0.008		30.9	27.1	11.0		1.024		0.16		0.72	0.50
72C00184	25-46	C1	S	1.40	1.50	0.017		28.4	25.0	11.8		1.024		0.14		0.68	0.46
72C00185	46-65	C2	S	1.40	1.48	0.012		28.6	23.4	11.4		1.024		0.11		0.48	0.38
72C00186	65-81	C3	S	1.27	1.31	0.009		31.4	24.2	12.0		1.024		0.13		0.34	0.35
72C00187	81-100	R	S							11.5		1.024

---

Carbon  &  Extractions				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-
				(- - - - - Total - - - - -)			Est	OC	C/N	(- - - Dith-Cit Ext - - -)			(- - - - - - Ammonium Oxalate Extraction - - - - - -)						(- - - Na Pyro-Phosphate - - -)
	Depth			C	N	S	OC	(WB)	Ratio	Fe	Al	Mn	Al+½Fe	ODOE	Fe	Al	Si	Mn	C	Fe	Al	Mn
Layer	(cm)	Horz	Prep	(- - - - - - - - - - % of <2 mm - - - - - - - - - -)						(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)								mg kg-1	(- - - - - - % of < 2mm - - - - -)
					6B3a			6A1c
72C00182	0-11	A	S		0.124			1.26	10
72C00183	11-25	AC	S		0.101			0.90	9
72C00184	25-46	C1	S		0.101			0.87	9
72C00185	46-65	C2	S		0.055			0.40	7
72C00186	65-81	C3	S					0.38
72C00187	81-100	R	S					0.20

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b						5A8b			5C3	5C1
72C00182	0-11	A	S	28.8*	2.2	0.5	2.1						15.4			100	100
72C00183	11-25	AC	S	25.5*	1.9	0.4	1.8						15.7			100	100
72C00184	25-46	C1	S	27.8*	2.0	0.8	0.6						17.3			100	100
72C00185	46-65	C2	S	29.9*	2.8	1.0	0.4						14.4			100	100
72C00186	65-81	C3	S	23.0*	2.6	1.3	0.3						11.8			100	100
72C00187	81-100	R	S	84.1	1.4	1.3	0.1						4.7

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

*** Primary Characterization Data ***

Pedon ID: S1972CO051002

( Gunnison, Colorado )

Print Date: Nov 11 2024 9:38PM

Sampled As	:	MINNEQUA
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0032

---

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
																			Total	Elec	Elec	Exch
	Depth			Ca	Mg	Na	K	CO3	HCO3	F	Cl	PO4	Br	OAC	SO4	NO2	NO3	H2O	Salts	Cond	Cond	Na	SAR
Layer	(cm)	Horz	Prep	(- - - - - mmol(+) L-1 - - - - -)				(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)										(- - - - % - - - -)		(- - dS m-1 - -)		%
				6N1b	6O1b	6P1b	6Q1b		6J1b		6K1c				6L1c			8A	8D5	8A3a			5E
72C00182	0-11	A	S	6.9	1.1	0.3	1.3		4.6		0.2				0.3			45.2	tr	0.97		3	tr
72C00183	11-25	AC	S	5.5	0.8	0.3	1.1		2.8		0.4				0.6			47.0	tr	0.81		2	tr
72C00184	25-46	C1	S	4.1	1.0	0.7	0.1		3.0		0.3							49.2	tr	0.60		4	tr
72C00185	46-65	C2	S	3.3	1.4	2.3	0.1		2.5		1.1				2.4			48.5	tr	0.70		6	2
72C00186	65-81	C3	S	3.2	2.4	5.7	0.1		2.1		3.2				8.6			48.3	tr	1.43		9	3
72C00187	81-100	R	S	41.7	9.7	17.5	0.1		2.2		13.4				35.7			45.8		4.46

---

pH  &  Carbonates				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
				(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)						(- - Carbonate - -)		(- - Gypsum - - -)
					CaCl2					As CaCO3		As CaSO4*2H2O		Resist
	Depth				0.01M	H2O	Sat			<2mm	<20mm	<2mm	<20mm	ohms
Layer	(cm)	Horz	Prep	KCl	1:2	1:1	Paste	Oxid	NaF	(- - - - - - - - - - - - % - - - - - - - - - - -)				cm-1
					4C1a2a	4C1a2a	8C1b			6E1g		4E2a1a1a1
72C00182	0-11	A	S		7.4	8.1	7.8			19
72C00183	11-25	AC	S		7.5	8.0	7.7			19
72C00184	25-46	C1	S		7.5	8.0	7.6			20
72C00185	46-65	C2	S		7.6	8.1	7.8			36
72C00186	65-81	C3	S		7.6	8.0	7.8			60
72C00187	81-100	R	S		7.7	7.7	7.6			65		23

---

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+VC

Moist Sieved

Density

Depth

Ca

Mg

Na

K

NaOAC

BaCl2

Ca+Mg

HCO3

CaCl2

H2O

.25-2

100 kPa

200 kPa

10 kPa

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)

mmol(+)L-1

mmol(-)L-1

1:10

1:10

(- - - - - % of <2mm - - - - -)

g cm-3

NK

72C00182

0-11

A

S

9.0

72C00183

11-25

AC

S

8.9

72C00184

25-46

C1

S

9.0

72C00185

46-65

C2

S

9.1

72C00186

65-81

C3

S

8.9

72C00187

81-100

R

S

8.2

*** Primary Characterization Data ***

Pedon ID: S1972CO051002

( Gunnison, Colorado )

Print Date: Nov 11 2024 9:38PM

Sampled As	:	MINNEQUA
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0032

---

Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

7A2i

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

72C00182

0.0-11.0

A

tcly

MI 2

MT 1

KK 1

72C00184

25.0-46.0

C1

tcly

MT 2

MI 2

KK 2

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks