*** Primary Characterization Data ***

Pedon ID: 81CA093305

( Siskiyou, California )

Print Date: Dec 8 2025 12:46PM

Sampled as :	Ledmount ; Medial-skeletal, mesic Lithic Xerumbrept
Revised to :

				United States Department of Agriculture
SSL	-	Project	RP82CA077   SHASTA-TRINITY NATIONAL FOREST SOIL FERT-PR	Natural Resources Conservation Service
	-	Site ID	81CA093305	National Soil Survey Center
	-	Pedon No.	82P0209	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
82P01132	A1	A1	0-10				SL	LS
82P01133	A2	A3	10-41				SL	LS
82P01134	Cr	CR	41-48				SL	LS

---

---

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
82P01132	0-10	A1	S	ls	1.8	23.9	74.3			11.5	12.4	17.4	27.3	16.0	8.9	4.7	tr	--	--	57	tr
82P01133	10-41	A2	S	ls	0.9	21.9	77.2			10.4	11.5	20.0	29.4	16.1	7.3	4.4	5	4	--	61	9
82P01134	41-48	Cr	S	ls	1.3	20.9	77.8			9.9	11.0	19.6	30.3	17.8	7.1	3.0	tr	--	--	58	tr

---

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		3D1				8D1	8D1
82P01132	0-10	A1	S							10.1		1.029				8.94	5.61
82P01133	10-41	A2	S							12.4		1.034
82P01134	41-48	Cr	S							11.6		1.021				10.62	8.92

*** Primary Characterization Data ***

Pedon ID: 81CA093305

( Siskiyou, California )

Print Date: Dec 8 2025 12:46PM

Sampled As	:	Ledmount		Medial-skeletal, mesic Lithic Xerumbrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0209

---

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
82P01132	0-10	A1	S		0.231			4.22	18	1.5
82P01133	10-41	A2	S		0.179			3.00	17	1.9
82P01134	41-48	Cr	S		0.141			2.14	15	2.0

---

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
82P01132	0-10	A1	S	1.8	0.1	0.2	0.2	2.3	14.9			17.2	16.1			13	14
82P01133	10-41	A2	S	2.5	0.1	tr	0.2	2.8	19.4			22.2	15.2			13	18
82P01134	41-48	Cr	S	2.1	0.2	0.1	0.2	2.6	17.2			19.8	13.8			13	19

---

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 - -)

%

82P01132

0-10

A1

S

1

82P01133

10-41

A2

S

--

82P01134

41-48

Cr

S

1

*** Primary Characterization Data ***

Pedon ID: 81CA093305

( Siskiyou, California )

Print Date: Dec 8 2025 12:46PM

Sampled As	:	Ledmount		Medial-skeletal, mesic Lithic Xerumbrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0209

---

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

4C1a1a1

82P01132

0-10

A1

S

5.6

5.8

10.6

82P01133

10-41

A2

S

5.6

6.1

10.9

82P01134

41-48

Cr

S

5.6

6.0

10.8