*** Primary Characterization Data ***

Pedon ID: 1986NV001001

( Churchill, Nevada )

Print Date: Nov 12 2025 8:58PM

Sampled as on Jun 29, 1986:	Belate ; Loamy-skeletal, mixed, frigid Aridic Argixeroll
Revised to correlated:	Belate ; Loamy-skeletal, mixed, superactive, frigid Aridic Argixerolls

				United States Department of Agriculture
SSL	-	Project	CP86NV239   WASHOE COUNTY	Natural Resources Conservation Service
	-	Site ID	1986NV001001   Lat: 39° 34' 40.40" north  Long: 118° 15' 14.00" west  MLRA: 27	National Soil Survey Center
	-	Pedon No.	86P0902	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
86P05419	A	A	0-13				L	L
86P05420	Bt1	Bt1	13-31				L	L
86P05421	Bt2	Bt2	31-46				CL	L
86P05422	Bt3	Bt3	46-71				L	L
86P05423	Bt4	Bt4	71-97				L	L
86P05424	Bt5	Bt5	97-130				L	L
86P05425	2Bk	2Bk	130-162				SL	FSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.01	(NA)
Clay, carbonate free, Weighted Average	20	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	60	% wt
Volume, >2mm, Weighted Average	50	% vol
Clay, total, Weighted Average	20	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 13-63 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
86P05419	0-13	A	S	l	15.2	48.7	36.1			23.5	25.2	24.0	5.7	1.4	1.8	3.2	1	4	51	61	69
86P05420	13-31	Bt1	S	l	21.2	47.4	31.4			22.0	25.4	24.4	4.2	0.8	0.8	1.2	2	11	41	57	67
86P05421	31-46	Bt2	S	l	21.3	48.2	30.5			22.8	25.4	21.7	3.5	1.2	1.4	2.7	2	9	47	62	71
86P05422	46-71	Bt3	S	l	16.4	45.6	38.0			21.4	24.2	17.4	4.2	3.1	4.8	8.5	8	8	36	62	64
86P05423	71-97	Bt4	S	l	13.3	45.3	41.4			21.0	24.3	18.5	5.8	4.1	5.2	7.8	6	13	53	78	77
86P05424	97-130	Bt5	S	l	11.0	45.5	43.5			22.0	23.5	17.9	5.8	4.0	5.5	10.3	5	11	59	82	78
86P05425	130-162	2Bk	S	fsl	4.6	38.9	56.5			16.8	22.1	25.0	9.5	6.3	6.7	9.0	5	10	74	92	90

*** Primary Characterization Data ***

Pedon ID: 1986NV001001

( Churchill, Nevada )

Print Date: Nov 12 2025 8:58PM

Sampled As	:	Belate		Loamy-skeletal, mixed, frigid Aridic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0902

---

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	3C2a1a		3D1		4C1		8D1	8D1
86P05419	0-13	A	S	1.10	1.21	0.016			25.0	9.4		1.013		0.09		1.38	0.62
86P05420	13-31	Bt1	S	1.09	1.23	0.021			23.7	10.8		1.016		0.08		1.04	0.51
86P05421	31-46	Bt2	S	1.34	1.51	0.017			26.1	11.6		1.018		0.08		0.97	0.54
86P05422	46-71	Bt3	S	1.39	1.50	0.013			25.1	9.6		1.013		0.11		1.01	0.59
86P05423	71-97	Bt4	S	1.37	1.45	0.007			22.0	8.5		1.013		0.07		1.13	0.64
86P05424	97-130	Bt5	S	1.50	1.55	0.004			20.1	7.7		1.011		0.06		1.26	0.70
86P05425	130-162	2Bk	S							6.6		1.010				2.87	1.43

---

Water Content				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-
				(- - Atterberg - -)		(- - - - - Bulk Density - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)
				(- - - Limits - - -)		Field	Recon	Recon	Field	Recon	(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)
				LL	PI		33	Oven		33	6	10	33	100	200	500
	Depth						kPa	Dry		kPa	kPa	kPa	kPa	kPa	kPa	kPa
Layer	(cm)	Horz	Prep	pct <0.4mm		(- - - - - - - - g cm-3 - - - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)
				4F1	4F
86P05419	0-13	A	S	33	7
86P05421	31-46	Bt2	S	31	11

---

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

86P05419

0-13

A

S

0.191

2.94

15

86P05420

13-31

Bt1

S

0.126

1.45

12

86P05421

31-46

Bt2

S

0.67

86P05422

46-71

Bt3

S

0.42

86P05423

71-97

Bt4

S

0.30

86P05424

97-130

Bt5

S

0.23

86P05425

130-162

2Bk

S

0.18

*** Primary Characterization Data ***

Pedon ID: 1986NV001001

( Churchill, Nevada )

Print Date: Nov 12 2025 8:58PM

Sampled As	:	Belate		Loamy-skeletal, mixed, frigid Aridic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0902

---

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					5A3a	5A8b			5C3	5C1
86P05419	0-13	A	S	15.7*	3.7	0.1	2.0	21.5				21.5	20.9			100	100
86P05420	13-31	Bt1	S	16.7*	4.1	0.1	2.4	23.3				23.3	22.0			100	100
86P05421	31-46	Bt2	S	14.6*	4.6	0.2	2.3	21.7				21.7	20.6			100	100
86P05422	46-71	Bt3	S	11.9*	3.9	0.2	1.5	17.5				17.5	16.6			100	100
86P05423	71-97	Bt4	S	11.2*	3.7	0.2	1.1	16.2				16.2	15.0			100	100
86P05424	97-130	Bt5	S	10.0*	3.4	0.2	0.8	14.4				14.4	13.9			100	100
86P05425	130-162	2Bk	S	10.7*	3.2	0.3	0.7						13.2			100	100

^*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
																			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	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A3a	4F1a1a1		5E
86P05419	0-13	A	S	6.0	2.4	0.7	0.8	--	7.8	0.4	0.5				0.4	--	--	52.3	tr	0.86	0.32	tr	tr
86P05420	13-31	Bt1	S																		0.15	tr
86P05421	31-46	Bt2	S																		0.10	1
86P05422	46-71	Bt3	S																		0.08	1
86P05423	71-97	Bt4	S																		0.06	1
86P05424	97-130	Bt5	S																		0.06	1
86P05425	130-162	2Bk	S																		0.06	2

*** Primary Characterization Data ***

Pedon ID: 1986NV001001

( Churchill, Nevada )

Print Date: Nov 12 2025 8:58PM

Sampled As	:	Belate		Loamy-skeletal, mixed, frigid Aridic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0902

---

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

86P05419

0-13

A

S

6.4

7.1

6.9

86P05420

13-31

Bt1

S

6.5

7.3

86P05421

31-46

Bt2

S

6.7

7.6

86P05422

46-71

Bt3

S

6.8

7.8

86P05423

71-97

Bt4

S

6.8

7.7

86P05424

97-130

Bt5

S

6.8

7.7

86P05425

130-162

2Bk

S

7.1

8.0

tr

*** Primary Characterization Data ***

Pedon ID: 1986NV001001

( Churchill, Nevada )

Print Date: Nov 12 2025 8:58PM

Sampled As	:	Belate		Loamy-skeletal, mixed, frigid Aridic Argixeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0902

---

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									7C3								tion
Layer	(cm)	Horz	ion	( - - - - - - - - - peak size - - - - - - - - - - )					(- - - - - - - - - % - - - - - - - - - -)				(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)							mg g-1
86P05421	31.0-46.0	Bt2	tcly	MI 3	VM 3	MT 2	KK 1								7.4			2.5

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MT Montmorillonite	VM Vermiculite-Mica

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks