*** Primary Characterization Data ***

Pedon ID: 90CA115002

( Yuba, California )

Print Date: Apr 25 2024 10:53PM

Sampled as on Oct 1, 1990:	Sobrante ; Fine-loamy, mixed, thermic Mollic Haploxeralf
Revised to correlated:	Sobrante ; Fine-loamy, mixed, superactive, thermic Ultic Haploxeralfs

				United States Department of Agriculture
SSL	-	Project	CP91CA102   WEPP	Natural Resources Conservation Service
	-	Site ID	S1990CA115002   Lat: 39° 16' 10.00" north  Long: 121° 18' 8.00" west  MLRA: 18	National Soil Survey Center
	-	Pedon No.	91P0412	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
91P02379	A	A1	0-10				L	L
91P02380	BA	BA	10-20				L	L
91P02381	Bt	Bt1	20-43				CL	L

---

---

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
91P02379	0-10	A	S	l	19.3	47.9	32.8	5.0		29.9	18.0	13.1	10.5	5.3	2.5	1.4	6	12	2	36	20
91P02380	10-20	BA	S	l	21.5	45.2	33.3	6.2		27.9	17.3	13.7	10.4	6.2	2.3	0.7	3	5	1	27	9
91P02381	20-43	Bt	S	l	23.5	43.5	33.0	6.9		26.9	16.6	12.5	10.7	6.0	2.3	1.5	4	6	--	28	10

---

Water Dispersible PSDA				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Dispersible - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)
				Clay	Silt	Sand	F	CO3	F	C	VF	F	M	C	VC
				<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1
	Depth			.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				3A1a6a	3A1a6a	3A1a6a			3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a
91P02379	0-10	A	S	12.5	48.8	38.7			36.1	12.7	14.6	12.0	6.8	3.4	1.9

*** Primary Characterization Data ***

Pedon ID: 90CA115002

( Yuba, California )

Print Date: Apr 25 2024 10:53PM

Sampled As	:	Sobrante		Fine-loamy, mixed, thermic Mollic Haploxeralf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0412

---

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	3F1a1a	8D1	8D1
91P02379	0-10	A	S	1.70	1.73	0.005			18.2	9.8		1.015		0.12	80	0.81	0.51
91P02380	10-20	BA	S	1.52	1.55	0.006			21.0	9.4		1.017		0.17		0.76	0.44
91P02381	20-43	Bt	S							10.5		1.019				0.74	0.45

---

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										3C1e1a
91P02379	0-10	A	S	35	10										17.7
91P02380	10-20	BA	S												16.3
91P02381	20-43	Bt	S												16.5

---

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 - - - - -)
				6A2d	6B3a			6A1c		6C2b	6G7a	6D2a
91P02379	0-10	A	S	1.96	0.061			2.02		4.1	0.1	0.1
91P02380	10-20	BA	S		0.077			0.71		4.2	0.1	0.1
91P02381	20-43	Bt	S					0.40		4.1	0.1	0.1

*** Primary Characterization Data ***

Pedon ID: 90CA115002

( Yuba, California )

Print Date: Apr 25 2024 10:53PM

Sampled As	:	Sobrante		Fine-loamy, mixed, thermic Mollic Haploxeralf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0412

---

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			5A3a	5A8b			5C3	5C1
91P02379	0-10	A	S	9.6	2.6	--	0.4	12.6	9.3			21.9	15.7			58	80
91P02380	10-20	BA	S	11.1	3.5	--	0.1	14.7	6.3			21.0	16.3			70	90
91P02381	20-43	Bt	S	11.6	4.7	tr	0.1	16.4	5.7			22.1	17.3			74	95

---

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 - -)

%

91P02379

0-10

A

S

--

91P02380

10-20

BA

S

--

91P02381

20-43

Bt

S

--

---

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

91P02379

0-10

A

S

5.1

5.3

91P02380

10-20

BA

S

5.3

5.5

91P02381

20-43

Bt

S

5.4

5.9

*** Primary Characterization Data ***

Pedon ID: 90CA115002

( Yuba, California )

Print Date: Apr 25 2024 10:53PM

Sampled As	:	Sobrante		Fine-loamy, mixed, thermic Mollic Haploxeralf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0412

---

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

&nbsp;

&nbsp;

7C3

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

91P02379

0.0-10.0

A

tcly

KK 3

MI 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

13

12.6

&nbsp;

&nbsp;

0.3

&nbsp;

&nbsp;

&nbsp;

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

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	 	 	 

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks