*** Primary Characterization Data ***

Pedon ID: 55OR037006

( Lake, Oregon )

Print Date: Dec 7 2025 10:44AM

Sampled as :	Fort Rock
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40010   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	55OR037006	National Soil Survey Center
	-	Pedon No.	40A5511	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
40A41406	A1	A1	0-8	55351
40A41407	A2	A3	8-13	55352
40A41408	B1	B1	13-18	55353
40A41409	B2	B2	18-28	55354
40A41410	Bkm	B3mca	28-48	55355
40A41411	C1	C1	48-66	55356
40A41412	C2	C2	66-99	55357
40A41413	C3	C3	99-99	55358

---

---

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	3B1	3B1	3B1
40A41406	0-8	A1	S			51.4	48.6					12.1	9.9	9.7	13.1	3.8	2	1	--	37	3
40A41407	8-13	A2	S			61.4	38.6					12.8	8.3	6.8	8.9	1.8	2	2	--	26	4
40A41408	13-18	B1	S			63.9	36.1					14.9	9.7	5.0	5.5	1.0	1	tr	--	21	1
40A41409	18-28	B2	S			63.3	36.7					15.5	10.9	4.5	4.4	1.4	1	tr	--	21	1
40A41410	28-48	Bkm	S			65.1	34.9					13.8	9.1	3.9	6.1	2.0	1	1	--	21	2
40A41411	48-66	C1	S			62.0	38.0					20.9	10.0	3.4	3.3	0.4	1	tr	--	17	1
40A41412	66-99	C2	S			47.5	52.5					29.5	16.8	3.9	2.2	0.1	1	1	--	23	2
40A41413	99-99	C3	S			64.8	35.2					16.8	14.8	2.4	1.1	0.1	2	1	--	18	3

*** Primary Characterization Data ***

Pedon ID: 55OR037006

( Lake, Oregon )

Print Date: Dec 7 2025 10:44AM

Sampled As	:	Fort Rock
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  40A5511

---

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

%

NK

40A41406

0-8

A1

S

12.7

40A41407

8-13

A2

S

16.0

40A41408

13-18

B1

S

18.3

40A41409

18-28

B2

S

19.5

40A41410

28-48

Bkm

S

19.2

40A41411

48-66

C1

S

19.4

40A41412

66-99

C2

S

20.5

40A41413

99-99

C3

S

24.2

---

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 - - - - -)

NK

40A41406

0-8

A1

S

0.80

40A41407

8-13

A2

S

0.76

40A41408

13-18

B1

S

0.68

40A41409

18-28

B2

S

0.56

40A41410

28-48

Bkm

S

0.51

40A41411

48-66

C1

S

0.37

40A41412

66-99

C2

S

0.41

40A41413

99-99

C3

S

0.52

*** Primary Characterization Data ***

Pedon ID: 55OR037006

( Lake, Oregon )

Print Date: Dec 7 2025 10:44AM

Sampled As	:	Fort Rock
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  40A5511

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
					NK	NK	NK
40A41406	0-8	A1	S		4.0	0.2	4.5									100
40A41407	8-13	A2	S		4.5	0.2	3.5									100
40A41408	13-18	B1	S		5.3	0.3	3.6									100
40A41409	18-28	B2	S		6.2	0.4	3.2									100
40A41410	28-48	Bkm	S		6.1	0.5	2.5									100
40A41411	48-66	C1	S		7.9	0.5	1.4									100
40A41412	66-99	C2	S		10.1	0.5	1.2									100
40A41413	99-99	C3	S		12.4	0.8	1.8									100

---

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 - -)		%
						NK	NK											NK	8D5	NK
40A41406	0-8	A1	S			0.8	2.2											35.8	tr	1.10
40A41407	8-13	A2	S			0.6	0.8											42.9	tr	0.60
40A41408	13-18	B1	S			0.6	0.6											51.6	tr	0.50
40A41409	18-28	B2	S			0.6	0.5											62.8	tr	0.40
40A41410	28-48	Bkm	S			0.8	0.3											69.9	tr	0.40
40A41411	48-66	C1	S			0.8	0.1											65.7	tr	0.30
40A41412	66-99	C2	S			0.8	0.1											57.1	tr	0.30
40A41413	99-99	C3	S			1.2	0.1											67.9	tr	0.40

*** Primary Characterization Data ***

Pedon ID: 55OR037006

( Lake, Oregon )

Print Date: Dec 7 2025 10:44AM

Sampled As	:	Fort Rock
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  40A5511

---

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
							NK			NK		NK
40A41406	0-8	A1	S				8.0			2		--
40A41407	8-13	A2	S				8.1			2		--
40A41408	13-18	B1	S				8.2			6		--
40A41409	18-28	B2	S				8.1			15		--
40A41410	28-48	Bkm	S				8.2			32		--
40A41411	48-66	C1	S				8.3			10		--
40A41412	66-99	C2	S				8.2			2		--
40A41413	99-99	C3	S				8.2			1		--

---

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

5A2a

NK

40A41406

0-8

A1

S

26.8

8.5

40A41407

8-13

A2

S

31.8

8.6

40A41408

13-18

B1

S

34.6

8.6

40A41409

18-28

B2

S

35.6

8.7

40A41410

28-48

Bkm

S

32.2

8.5

40A41411

48-66

C1

S

33.5

8.6

40A41412

66-99

C2

S

34.6

8.4

40A41413

99-99

C3

S

41.2

8.4