*** Primary Characterization Data ***

Pedon ID: S1972CA055003

( Napa, California )

Print Date: Mar 2 2025 8:50AM

Sampled as on Nov 12, 1972:	Butte
Revised to correlated:	FORWARD ; Ashy, mixed, mesic Typic Vitrixerands

				United States Department of Agriculture
SSL	-	Project	NL72CA014   NAPA CO.	Natural Resources Conservation Service
	-	Site ID	S1972CA055003   Lat: 38° 34' 47.00" north  Long: 122° 25' 6.01" west  MLRA: 15	National Soil Survey Center
	-	Pedon No.	72C0145	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
72C00883	A1	A1	0-5	72883			L	SIL
72C00884	A2	A3	5-20	72884			CL	SIL
72C00885	Bt1	B2 t	20-46	72885			CL	SIL
72C00886	Bt2	B3 t	46-71	72886			L	SIL
72C00887	C1	C 1	71-97	72887			L	SIL
72C00888	C2	C 2	97-125	72888			L	SIL
72C00889	C3	C 3	125-155	72889			L	SIL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.57	(NA)
Clay, carbonate free, Weighted Average	14	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	47	% wt
Volume, >2mm, Weighted Average	14	% vol
Clay, total, Weighted Average	14	% wt
LE, Whole Soil, Summed to 1m	1	cm/m
Weighted averages based on control section: 20-71 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
72C00883	0-5	A1	S	sil	13.7	58.0	28.3			50.9	7.1	3.2	4.9	3.3	6.7	10.2	14	24	3	56	41
72C00884	5-20	A2	S	sil	14.8	57.6	27.6			51.0	6.6	3.7	5.0	3.3	6.6	9.0	14	26	3	57	43
72C00885	20-46	Bt1	S	sil	14.0	56.8	29.2			49.6	7.2	3.5	5.0	3.6	7.7	9.4	15	15	1	49	31
72C00886	46-71	Bt2	S	sil	14.5	57.6	27.9			51.0	6.6	3.7	5.2	3.8	6.9	8.3	13	12	1	44	26
72C00887	71-97	C1	S	sil	14.6	58.7	26.7			51.3	7.4	3.5	4.7	3.3	6.0	9.2	15	14	2	47	31
72C00888	97-125	C2	S	sil	15.3	55.6	29.1			49.6	6.0	3.3	4.6	3.5	7.1	10.6	19	10	1	48	30
72C00889	125-155	C3	S	sil	15.9	55.6	28.5			49.2	6.4	2.9	4.6	3.4	6.8	10.8	21	10	2	50	33

*** Primary Characterization Data ***

Pedon ID: S1972CA055003

( Napa, California )

Print Date: Mar 2 2025 8:50AM

Sampled As	:	Butte
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0145

---

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
72C00883	0-5	A1	S	0.69	0.70	0.004		40.6	36.7	11.7		1.013		0.15		1.49	0.85
72C00884	5-20	A2	S	0.97	0.95	--		29.9	27.8	8.8		1.013		0.14		0.77	0.59
72C00885	20-46	Bt1	S	0.98	1.01	0.009		30.3	27.4	8.3		1.013		0.16		0.64	0.59
72C00886	46-71	Bt2	S	1.10	1.14	0.010		36.9	33.7	8.1		1.013		0.25		0.50	0.56
72C00887	71-97	C1	S	1.23	1.26	0.007		37.2	34.7	9.4		1.013		0.26		0.46	0.64
72C00888	97-125	C2	S	1.12	1.16	0.010		38.1	35.3	9.1		1.013		0.25		0.44	0.59
72C00889	125-155	C3	S	1.05	1.08	0.008		47.4	43.7	10.6		1.013		0.29		0.49	0.67

---

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		6C2b	6G7a
72C00883	0-5	A1	S		0.213			4.48	21	0.6	0.3
72C00884	5-20	A2	S		0.093			1.64	18	0.6	0.2
72C00885	20-46	Bt1	S		0.060			0.84	14	0.5	0.2
72C00886	46-71	Bt2	S		0.034			0.43	13	0.6	0.2
72C00887	71-97	C1	S					0.18		0.6	0.2
72C00888	97-125	C2	S					0.13		0.6	0.2
72C00889	125-155	C3	S							0.7	0.2

*** Primary Characterization Data ***

Pedon ID: S1972CA055003

( Napa, California )

Print Date: Mar 2 2025 8:50AM

Sampled As	:	Butte
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0145

---

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		6H5a	6G9b		5A3a	5A8b	5A3b	5G1	5C3	5C1
72C00883	0-5	A1	S	11.1	1.7	0.3	0.9	14.0	12.9	0.2		26.9	20.4	14.2	1	52	69
72C00884	5-20	A2	S	4.1	0.6	0.3	0.6	5.6	7.8	0.3		13.4	11.4	5.9	5	42	49
72C00885	20-46	Bt1	S	3.2	0.7	0.4	0.7	5.0	6.4	0.4		11.4	8.9	5.4	7	44	56
72C00886	46-71	Bt2	S	3.0	0.7	0.3	0.6	4.6	3.7	0.3		8.3	7.2	4.9	6	55	64
72C00887	71-97	C1	S	3.1	0.7	0.3	0.6	4.7	2.5	0.3		7.2	6.7	5.0	6	65	70
72C00888	97-125	C2	S	3.2	1.1	0.3	0.6	5.2	2.1	0.1		7.3	6.8	5.3	2	71	76
72C00889	125-155	C3	S	3.4	1.3	0.4	0.6	5.7	2.3	0.1		8.0	7.8	5.8	2	71	73

---

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 - -)

%

72C00883

0-5

A1

S

1

72C00884

5-20

A2

S

3

72C00885

20-46

Bt1

S

4

72C00886

46-71

Bt2

S

4

72C00887

71-97

C1

S

4

72C00888

97-125

C2

S

4

72C00889

125-155

C3

S

5

*** Primary Characterization Data ***

Pedon ID: S1972CA055003

( Napa, California )

Print Date: Mar 2 2025 8:50AM

Sampled As	:	Butte
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0145

---

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

72C00883

0-5

A1

S

5.1

5.5

72C00884

5-20

A2

S

4.8

5.6

72C00885

20-46

Bt1

S

4.7

5.6

72C00886

46-71

Bt2

S

4.8

5.8

72C00887

71-97

C1

S

5.1

6.0

72C00888

97-125

C2

S

5.1

6.0

72C00889

125-155

C3

S

5.2

5.9

---

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

72C00883

0-5

A1

S

5.8

72C00884

5-20

A2

S

6.0

72C00885

20-46

Bt1

S

6.0

72C00886

46-71

Bt2

S

5.9

*** Primary Characterization Data ***

Pedon ID: S1972CA055003

( Napa, California )

Print Date: Mar 2 2025 8:50AM

Sampled As	:	Butte
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0145

---

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

72C00883

0.0-5.0

A1

tcly

KH 1

NX 6

72C00885

20.0-46.0

Bt1

tcly

KH 1

NX 6

72C00887

71.0-97.0

C1

tcly

KH 1

NX 6

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KH Halloysite	NX Non-Crystalline

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks