*** Primary Characterization Data ***

Pedon ID: 84CA105004

( Trinity, California )

Print Date: Dec 4 2024 2:52AM

Sampled as on Jun 1, 1984:	Choop ; Sandy-skeletal, mixed, mesic Typic Xerorthent
Revised to correlated:	CHOOP ; Sandy-skeletal, mixed Typic Xerorthents

				United States Department of Agriculture
SSL	-	Project	RP84CA141   TRINITY COUNTY	Natural Resources Conservation Service
	-	Site ID	S1984CA105004   Lat: 40° 37' 40.00" north  Long: 122° 42' 47.01" west  MLRA: 5	National Soil Survey Center
	-	Pedon No.	84P0542	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
84P02957	A	A	0-13				LS	COS
84P02958	C1	C1	13-28				LS	COS
84P02959	C2	C2	28-64				COS	COS

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	5.71	(NA)
Clay, carbonate free, Weighted Average	1	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	89	% wt
Volume, >2mm, Weighted Average	27	% vol
Clay, total, Weighted Average	1	% wt
Weighted averages based on control section: 25-64 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
84P02957	0-13	A	S	cos	1.8	9.7	88.5			4.3	5.4	8.0	16.6	19.1	22.4	22.4	25	3	--	86	28
84P02958	13-28	C1	S	cos	1.3	12.4	86.3			6.0	6.4	9.8	19.7	20.5	20.2	16.1	31	5	--	85	36
84P02959	28-64	C2	S	cos	1.0	9.1	89.9			4.5	4.6	8.4	16.9	18.5	21.0	25.1	37	4	--	89	41

*** Primary Characterization Data ***

Pedon ID: 84CA105004

( Trinity, California )

Print Date: Dec 4 2024 2:52AM

Sampled As	:	Choop		Sandy-skeletal, mixed, mesic Typic Xerorthent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  84P0542

---

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
84P02957	0-13	A	S							5.3		1.010				6.78	2.94
84P02958	13-28	C1	S							3.8		1.007				4.69	2.92
84P02959	28-64	C2	S							3.4		1.004				5.80	3.40

---

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 - - - - -)

6A1c

84P02957

0-13

A

S

2.78

84P02958

13-28

C1

S

0.43

84P02959

28-64

C2

S

0.15

---

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
84P02957	0-13	A	S	4.6	0.5	tr	0.2	5.3	6.8			12.1	12.2			44	43
84P02958	13-28	C1	S	1.4	0.1	tr	0.3	1.8	3.9			5.7	6.1			32	30
84P02959	28-64	C2	S	2.2	0.5	tr	0.2	2.9	2.5			5.4	5.8			54	50

*** Primary Characterization Data ***

Pedon ID: 84CA105004

( Trinity, California )

Print Date: Dec 4 2024 2:52AM

Sampled As	:	Choop		Sandy-skeletal, mixed, mesic Typic Xerorthent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  84P0542

---

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 - -)

%

84P02957

0-13

A

S

--

84P02958

13-28

C1

S

--

84P02959

28-64

C2

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

84P02957

0-13

A

S

5.0

5.9

84P02958

13-28

C1

S

5.0

5.7

84P02959

28-64

C2

S

5.2

5.8