*** Primary Characterization Data ***

Pedon ID: S1966CA093002

( Siskiyou, California )

Print Date: Apr 16 2026 2:44AM

Sampled as on May 14, 1966:	Josephine
Revised to correlated:	Josephine ; Fine-loamy, mixed, subactive, mesic Ultic Haploxeralfs

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1966CA093002   Lat: 41° 59' 29.00" north  Long: 122° 40' 19.00" west  MLRA: 5	Riverside Soil Survey Laboratory
	-	Pedon No.	40A2897	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Riverside, California

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A22842	O1/O2	O1&O2	3-0
40A22843	A1	A11	0-5	66343
40A22844	A2	A12	5-23	66344
40A22845	Bt1	B21t	23-43	66345
40A22846	Bt2	B22t	43-69	66346
40A22847	Bt3	B23t	69-89	66347
40A22848	C1	C 1	89-140	66348
40A22849	C2	C 2	140-155
40A22850	A	A1	0-10	66349

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0	(NA)
Volume, >2mm, Weighted Average	2	% vol
Weighted averages based on control section: 23-73 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
																	3B1	3B1	3B1
40A22843	0-5	A1	S														3	2	--
40A22844	5-23	A2	S														3	2	--
40A22845	23-43	Bt1	S														2	1	--
40A22846	43-69	Bt2	S														2	1	--
40A22847	69-89	Bt3	S														3	2	1
40A22848	89-140	C1	S														17	11	17
40A22850	0-10	A	S														2	2	--

*** Primary Characterization Data ***

Pedon ID: S1966CA093002

( Siskiyou, California )

Print Date: Apr 16 2026 2:44AM

Sampled As	:	Josephine
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A2897

---

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

%

3C2a1a

40A22843

0-5

A1

S

7.8

40A22844

5-23

A2

S

8.8

40A22845

23-43

Bt1

S

9.3

40A22846

43-69

Bt2

S

10.6

40A22847

69-89

Bt3

S

7.4

40A22848

89-140

C1

S

7.5

40A22850

0-10

A

S

8.2

---

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 - - - - -)

6A1a

40A22843

0-5

A1

S

1.59

40A22844

5-23

A2

S

0.78

40A22845

23-43

Bt1

S

0.43

40A22846

43-69

Bt2

S

0.26

40A22847

69-89

Bt3

S

0.12

40A22848

89-140

C1

S

0.20

40A22850

0-10

A

S

1.29

*** Primary Characterization Data ***

Pedon ID: S1966CA093002

( Siskiyou, California )

Print Date: Apr 16 2026 2:44AM

Sampled As	:	Josephine
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A2897

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2b	6O2c	6P2a	6Q2a		6H2a				5A1a
40A22843	0-5	A1	S	8.5	1.9	0.1	0.8		7.8				15.3
40A22844	5-23	A2	S	7.5	1.9	0.1	0.9		6.2				13.9
40A22845	23-43	Bt1	S	6.7	2.6	0.1	0.4		6.1				13.8
40A22846	43-69	Bt2	S	8.2	3.7	0.1	0.4		5.0				15.9
40A22847	69-89	Bt3	S	7.1	3.3	0.1	0.3		3.9				13.4
40A22848	89-140	C1	S	10.2	4.8	0.2	0.3		3.6				18.3
40A22850	0-10	A	S	8.8	2.0	0.2	0.2		6.3				15.7

---

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

8C1a

40A22843

0-5

A1

S

6.1

40A22844

5-23

A2

S

5.9

40A22845

23-43

Bt1

S

5.7

40A22846

43-69

Bt2

S

5.7

40A22847

69-89

Bt3

S

5.7

40A22848

89-140

C1

S

5.8

40A22850

0-10

A

S

6.2