*** Primary Characterization Data ***

Pedon ID: S1972CA049022

( Modoc, California )

Print Date: Nov 21 2024 3:13PM

Sampled as on May 30, 1972:	Ager
Revised to correlated:	AGER ; Very-fine, montmorillonitic Chromic Haploxererts

				United States Department of Agriculture
SSL	-	Project	NL72CA012   NE CALIF	Natural Resources Conservation Service
	-	Site ID	S1972CA049022   Lat: 41° 28' 9.00" north  Long: 120° 50' 45.00" west  MLRA: 21	National Soil Survey Center
	-	Pedon No.	72C0106	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
72C00617	A1	A11	0-5	72617			C	C
72C00618	A2	A12	5-17	72618			C	C
72C00619	A3	A13	17-63	72619			C	C
72C00620	A4	A14	63-84	72620			C	C
72C00621	AB	AC	84-99	72621			C	C
72C00622	Bk1	C1ca	99-120	72622			CL	C
72C00623	Bk2	C2ca	120-135	72623			L	FSL
72C00624	C1	C3	135-163	72624			SIL	L
72C00625	C2	C4	163-198	72625			SICL	SICL
72C00626	C3	C5	198-244	72626			SICL	SICL
72C00627	C4	C6	244-269	72627			SICL	SIL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.26	(NA)
Clay, carbonate free, Weighted Average	68	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	2	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	68	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: S1972CA049022

( Modoc, California )

Print Date: Nov 21 2024 3:13PM

Sampled As	:	Ager
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0106

---

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
72C00617	0-5	A1	S	c	64.5	28.8	6.7			22.5	6.3	2.5	2.9	0.7	0.4	0.2	--	1	2	7	3
72C00618	5-17	A2	S	c	69.7	24.5	5.8			20.1	4.4	1.9	2.5	0.7	0.5	0.2	--	--	--	4	--
72C00619	17-63	A3	GP	c	72.0	22.9	5.1			18.2	4.7	1.7	2.4	0.6	0.3	0.1
72C00620	63-84	A4	GP	c	68.5	24.9	6.6			20.0	4.9	2.7	2.5	0.6	0.4	0.4
72C00621	84-99	AB	S	c	59.5	27.6	12.9			20.5	7.1	5.1	4.7	1.3	1.1	0.7	--	--	--	8	--
72C00622	99-120	Bk1	S	c	42.5	32.1	25.4			22.1	10.0	8.2	9.3	3.3	3.0	1.6	1	1	1	20	3
72C00623	120-135	Bk2	S	fsl	8.7	26.4	64.9			13.7	12.7	12.4	28.3	9.8	9.8	4.6	1	7	--	56	8
72C00624	135-163	C1	S	l	15.3	34.2	50.5			19.8	14.4	16.6	24.5	5.0	3.5	0.9	--	--	--	34	--
72C00625	163-198	C2	S	sicl	34.2	51.4	14.4			40.0	11.4	5.7	6.4	0.9	0.9	0.5	--	--	--	9	--
72C00626	198-244	C3	S	sicl	36.0	50.0	14.0			39.4	10.6	5.2	6.6	1.1	0.8	0.3	--	2	--	11	2
72C00627	244-269	C4	S	sil	18.7	57.2	24.1			39.0	18.2	10.6	8.0	2.2	2.2	1.1	--	--	--	14	--

---

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
72C00617	0-5	A1	S	0.86	1.53	0.209		69.5	60.9	36.7		1.031		0.21		1.31	0.57
72C00618	5-17	A2	S	0.92	1.73	0.234		71.1	60.6	39.0		1.031		0.20		1.27	0.56
72C00619	17-63	A3	S	1.13	1.79	0.166		73.2	61.0					0.24		1.22	0.55
72C00619	17-63	A3	GP							39.6		1.031
72C00620	63-84	A4	S	0.79	1.72	0.296		68.1	59.3					0.16		1.23	0.57
72C00620	63-84	A4	GP							38.8		1.121
72C00621	84-99	AB	S	0.97	1.57	0.174		64.1	54.6	35.9		1.121		0.18		1.35	0.60
72C00622	99-120	Bk1	S	1.04	1.34	0.087		53.9	45.8	30.2		1.121		0.16		1.90	0.71
72C00623	120-135	Bk2	S	1.09	1.22	0.037		50.4	41.8	23.5		1.121		0.19		8.92	2.70
72C00624	135-163	C1	S	1.16	1.36	0.054		44.8	39.8	31.2		1.121		0.10		6.15	2.04
72C00625	163-198	C2	S	0.85	1.35	0.167		74.4	66.8	43.7		1.121		0.20		2.90	1.28
72C00626	198-244	C3	S							47.3		1.121				2.72	1.31
72C00627	244-269	C4	S							40.0		1.121				5.17	2.14

*** Primary Characterization Data ***

Pedon ID: S1972CA049022

( Modoc, California )

Print Date: Nov 21 2024 3:13PM

Sampled As	:	Ager
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0106

---

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

72C00617

0-5

A1

S

0.035

0.39

11

72C00618

5-17

A2

S

0.039

0.40

10

72C00619

17-63

A3

GP

0.043

0.40

9

72C00620

63-84

A4

GP

0.32

72C00621

84-99

AB

S

0.25

72C00622

99-120

Bk1

S

0.16

72C00623

120-135

Bk2

S

0.07

72C00624

135-163

C1

S

0.05

---

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					5A3a	5A8b			5C3	5C1
72C00617	0-5	A1	S	64.8*	38.0	2.0	2.8	107.6				107.6	84.7			100	100
72C00618	5-17	A2	S	61.6*	37.5	1.9	3.1	104.1				104.1	88.2			100	100
72C00619	17-63	A3	GP	61.5*	38.1	3.3	2.6	105.5				105.5	87.6			100	100
72C00620	63-84	A4	GP	66.8*	39.9	5.9	2.1						84.3			100	100
72C00621	84-99	AB	S	66.1*	38.2	7.4	1.5						80.6			100	100
72C00622	99-120	Bk1	S	68.6*	36.7	7.3	1.3						80.7			100	100
72C00623	120-135	Bk2	S	69.2*	25.6	5.7	1.0						77.6			100	100
72C00624	135-163	C1	S	70.0*	37.1	6.5	1.3						94.1			100	100
72C00625	163-198	C2	S	90.8*	45.4	6.1	1.3						99.1			100	100
72C00626	198-244	C3	S	73.3*	45.8	8.6	1.2						97.9			100	100
72C00627	244-269	C4	S	78.3*	44.8	9.2	1.5						96.7			100	100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

*** Primary Characterization Data ***

Pedon ID: S1972CA049022

( Modoc, California )

Print Date: Nov 21 2024 3:13PM

Sampled As	:	Ager
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0106

---

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 - -)		%
				6N1b	6O1b	6P1b	6Q1b		6J1b		6K1c				6L1c			8A	8D5	8A3a			5E
72C00617	0-5	A1	S	2.3	1.3	0.9	0.1		4.3		0.1							114.7	tr	0.43		2	1
72C00618	5-17	A2	S	1.1	0.7	0.9	0.1		2.8		tr							116.0	tr	0.29		2	1
72C00619	17-63	A3	GP	1.2	0.9	1.9	0.1		3.8		tr							116.0	tr	0.40		4	2
72C00620	63-84	A4	GP	1.3	0.6	3.8	0.1		5.7		0.1							115.3	tr	0.53		6	4
72C00621	84-99	AB	S	1.0	0.7	4.5	tr		5.5		0.1							104.6	tr	0.53		9	5
72C00622	99-120	Bk1	S	1.3	0.7	4.8	0.1		6.0		0.1							86.6	tr	0.58		9	5
72C00623	120-135	Bk2	S	12.1	7.4		0.2		4.1		0.1				29.5			61.2	0.1	1.93		7	--
72C00624	135-163	C1	S	7.6	4.8	7.1	0.1		3.3		0.1				19.4			80.5	0.1	1.59		6	3
72C00625	163-198	C2	S	28.0	17.5	8.8	0.1		2.9		0.2				61.1			123.9	0.3	3.52		5	2
72C00626	198-244	C3	S	5.3	4.5	7.7	0.1		3.7						16.1			127.1	0.1	1.58		8	3
72C00627	244-269	C4	S	7.2	4.6	9.0	0.2		3.4		0.1				21.2			110.1	0.1	1.86		8	4

---

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	8C1b			6E1g		4E2a1a1a1
72C00617	0-5	A1	S		7.3	7.5	7.2
72C00618	5-17	A2	S		6.9	7.0	6.9
72C00619	17-63	A3	GP		7.1	7.3	7.1
72C00620	63-84	A4	GP		7.6	7.7	7.6			2
72C00621	84-99	AB	S		7.7	8.0	7.8			3
72C00622	99-120	Bk1	S		7.7	8.0	7.7			3
72C00623	120-135	Bk2	S		7.6	7.8	7.6			5
72C00624	135-163	C1	S		7.5	7.7	7.5			tr
72C00625	163-198	C2	S		7.5	7.4	7.3			1		3
72C00626	198-244	C3	S		7.6	7.6	7.4			1
72C00627	244-269	C4	S		7.5	7.5	7.4			3

*** Primary Characterization Data ***

Pedon ID: S1972CA049022

( Modoc, California )

Print Date: Nov 21 2024 3:13PM

Sampled As	:	Ager
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0106

---

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

72C00617

0-5

A1

S

8.1

72C00618

5-17

A2

S

7.9

72C00619

17-63

A3

GP

8.2

72C00620

63-84

A4

GP

8.9

72C00621

84-99

AB

S

9.0

72C00622

99-120

Bk1

S

9.1

72C00623

120-135

Bk2

S

8.8

72C00624

135-163

C1

S

8.4

72C00625

163-198

C2

S

7.8

72C00626

198-244

C3

S

8.5

72C00627

244-269

C4

S

8.3

*** Primary Characterization Data ***

Pedon ID: S1972CA049022

( Modoc, California )

Print Date: Nov 21 2024 3:13PM

Sampled As	:	Ager
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0106

---

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

72C00617

0.0-5.0

A1

tcly

MT 5

72C00620

63.0-84.0

A4

tcly

MT 4

72C00624

135.0-163.0

C1

tcly

MT 5

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks