*** Primary Characterization Data ***

Pedon ID: 74NV003001

( Clark, Nevada )

Print Date: Dec 17 2024 8:21PM

Sampled as on Sep 21, 1974:	Unnamed
Revised to correlated:	Hardbasin ; Loamy, gypsic, thermic Typic Petrogypsids

				United States Department of Agriculture
SSL	-	Project	NL74NV015   NE CLARK CO	Natural Resources Conservation Service
	-	Site ID	74NV003001   Lat: 36° 28' 13.00" north  Long: 114° 9' 45.00" west  MLRA: 30	National Soil Survey Center
	-	Pedon No.	74C0150	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
74C00865	A	A1	0-3	74865				VFSL
74C00866	B	B2	3-12	74866
74C00867	Bym	C1Csm	12-28	74867
74C00868	By1	C2Cs	28-47	74868
74C00869	By2	C3Cs	47-58	74869
74C00870	C1	C4	58-83	74870
74C00871	C2	C5	83-103	74871
74C00872	C3	C6	103-145	74872
74C00873	C4	C7	145-184	74873

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.84	(NA)
Volume, >2mm, Weighted Average	0	% vol
Weighted averages based on control section: 0-12 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	3B1	3B1	3B1
74C00865	0-3	A	S	vfsl	9.4	35.3	55.3			17.2	18.1	26.6	20.9	2.7	2.5	2.6	--	--	--	29	--
74C00866	3-12	B	S														--	--	--
74C00867	12-28	Bym	S														--	--	--
74C00868	28-47	By1	S														--	--	--
74C00869	47-58	By2	S														--	--	--
74C00870	58-83	C1	S														--	--	--
74C00871	83-103	C2	S														--	--	--
74C00872	103-145	C3	S														--	--	--
74C00873	145-184	C4	S														--	--	--

*** Primary Characterization Data ***

Pedon ID: 74NV003001

( Clark, Nevada )

Print Date: Dec 17 2024 8:21PM

Sampled As	:	Unnamed
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0150

---

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	4E2a1a1a1	4C1		8D1	8D1
74C00865	0-3	A	S	1.33	1.30	--		13.6	11.4	6.3		1.017	1.015	0.07		0.84	0.67
74C00866	3-12	B	S	1.12	1.11			16.6	15.3	--		1.178	1.028
74C00867	12-28	Bym	S	1.56	1.53			15.8	13.0	--		1.031
74C00868	28-47	By1	S							--		1.219	1.031
74C00869	47-58	By2	S							--		1.218	1.032
74C00870	58-83	C1	S	1.40	1.38			16.7	12.9	--		1.168	1.036
74C00871	83-103	C2	S							--		1.187	1.034
74C00872	103-145	C3	S							--		1.145	1.013
74C00873	145-184	C4	S							--		1.116	1.003

---

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 - - - - -)
				4H2a	4H2a	4H2a		6A1c
74C00865	0-3	A	S	2.61	0.05	0.83		0.54	7
74C00866	3-12	B	S	1.09	--	13.55		0.09
74C00867	12-28	Bym	S					0.07
74C00868	28-47	By1	S	0.64	0.01	16.49		0.10
74C00869	47-58	By2	S	0.70	0.03	16.66
74C00870	58-83	C1	S	1.94	0.02	13.18
74C00871	83-103	C2	S	1.51	--	13.16
74C00872	103-145	C3	S	2.58	--	11.44
74C00873	145-184	C4	S	3.90	--	10.36

*** Primary Characterization Data ***

Pedon ID: 74NV003001

( Clark, Nevada )

Print Date: Dec 17 2024 8:21PM

Sampled As	:	Unnamed
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0150

---

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

74C00865

0-3

A

S

0.079

74C00866

3-12

B

S

0.018

74C00867

12-28

Bym

S

0.013

74C00868

28-47

By1

S

0.015

---

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
74C00865	0-3	A	S	66.5*	0.4	tr	0.3						7.9			100	100
74C00866	3-12	B	S	72.4	0.2	tr	0.1						1.7
74C00867	12-28	Bym	S	81.8	0.2	tr	0.1						0.7
74C00868	28-47	By1	S	65.3	0.2	tr	0.1						1.4
74C00869	47-58	By2	S	111.4	0.5	0.1	0.1						0.6
74C00870	58-83	C1	S	92.5	1.4	0.1	0.2						1.8
74C00871	83-103	C2	S	80.6	0.8	0.1	0.1						1.3
74C00872	103-145	C3	S	77.8	0.9	0.1	0.2						1.6
74C00873	145-184	C4	S	57.0	0.6	0.1	0.1						1.0

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

*** Primary Characterization Data ***

Pedon ID: 74NV003001

( Clark, Nevada )

Print Date: Dec 17 2024 8:21PM

Sampled As	:	Unnamed
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0150

---

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
74C00865	0-3	A	S	33.1	2.4	0.3	0.3		4.0		1.4				31.4			36.5	0.1	2.54		--	tr
74C00866	3-12	B	S	33.1	1.5	0.1	0.3		3.5		1.1				35.0			54.1		2.54
74C00868	28-47	By1	S	33.6	3.0	0.5	0.5		3.7		1.4				37.8			36.0		2.75
74C00869	47-58	By2	S	32.4	9.0	0.7	0.6		1.7		1.0				43.8			45.4		2.72
74C00870	58-83	C1	S	28.8	10.7	0.9	0.9		1.9		0.9				45.4			36.3		3.09
74C00871	83-103	C2	S	29.5	9.0	1.0	0.7		2.0		1.1				44.2			47.4		3.06
74C00872	103-145	C3	S	29.2	9.5	1.0	1.2		1.9		0.9				44.2			40.2		3.09
74C00873	145-184	C4	S	29.9	6.8	1.0	1.1		1.8		1.2				40.6			41.3		2.98

---

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			4E1a1a1a1		4E2a1a1a1
74C00865	0-3	A	S		7.0	7.5	7.3			18		1
74C00866	3-12	B	S		7.4	7.7	7.3			9		75
74C00867	12-28	Bym	S									79
74C00868	28-47	By1	S		7.7	7.9	7.3			3		94
74C00869	47-58	By2	S		7.8	7.9	7.8			5		93
74C00870	58-83	C1	S		7.7	7.9	8.0			15		66
74C00871	83-103	C2	S		7.8	8.0	8.0			12		76
74C00872	103-145	C3	S		7.8	8.0	8.1			20		67
74C00873	145-184	C4	S		7.9	8.1	8.1			31		58

^{1,1,2,3,4,5,6} Analyzed size fraction = <80 Mesh

*** Primary Characterization Data ***

Pedon ID: 74NV003001

( Clark, Nevada )

Print Date: Dec 17 2024 8:21PM

Sampled As	:	Unnamed
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0150

---

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

6E1g

74C00865

0-3

A

S

16

74C00866

3-12

B

S

9

74C00867

12-28

Bym

S

6

74C00868

28-47

By1

S

4

74C00869

47-58

By2

S

5

74C00870

58-83

C1

S

17

74C00871

83-103

C2

S

12

74C00872

103-145

C3

S

23

74C00873

145-184

C4

S

26

^{1,1,2,3,4,5,6} Analyzed size fraction = <80 Mesh

---

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

74C00865

0-3

A

S

8.1

74C00866

3-12

B

S

7.9

74C00868

28-47

By1

S

7.9

74C00869

47-58

By2

S

8.0

74C00870

58-83

C1

S

7.8

74C00871

83-103

C2

S

8.0

74C00872

103-145

C3

S

7.9

74C00873

145-184

C4

S

7.9

*** Primary Characterization Data ***

Pedon ID: 74NV003001

( Clark, Nevada )

Print Date: Dec 17 2024 8:21PM

Sampled As	:	Unnamed
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0150

---

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

74C00866

3.0-12.0

B

tcly

MI 1

74C00871

83.0-103.0

C2

tcly

MI 2

KK 2

MT 1

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