*** Primary Characterization Data ***

Pedon ID: 80MT015002

( Chouteau, Montana )

Print Date: Nov 21 2024 1:45PM

Sampled as on Jul 30, 1980:	Bearpaw V ; Fine, montmorillonitic Typic Haploboroll
Revised to correlated:	Linwell ; Fine, smectitic Typic Haploborolls

				United States Department of Agriculture
SSL	-	Project	CP80NL274   CROP EVALUATION RESEARCH SEA-ARS	Natural Resources Conservation Service
	-	Site ID	S1980MT015002   Lat: 47° 40' 22.99" north  Long: 110° 41' 54.99" west  MLRA: 52	National Soil Survey Center
	-	Pedon No.	80P0422	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
80P02285	Ap	Ap	0-15				CL	C
80P02286	Bk1	B21ca	15-33				C	SIC
80P02287	Bk2	B22ca	33-61				C	SIC
80P02288	Bk3	B22ca	61-94				C	SIC
80P02289	C11	C1	94-122				SICL	SICL
80P02290	C12	C1	122-152				SICL	SIC
80P02291	C21	C2	152-183				CL	L
80P02292	C22	C2	183-213				CL	CL
80P02293	C3	C3	226-244				CL	CL
80P02294	C41	C4	274-305				C	CL
80P02295	C42	C4	305-335				C	SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.53	(NA)
Clay, carbonate free, Weighted Average	44	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	7	% wt
Volume, >2mm, Weighted Average	1	% vol
Clay, total, Weighted Average	46	% wt
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: 80MT015002

( Chouteau, Montana )

Print Date: Nov 21 2024 1:45PM

Sampled As	:	Bearpaw V		Fine, montmorillonitic Typic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  80P0422

---

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	3A1a1a	3B1	3B1	3B1
80P02285	0-15	Ap	S	c	45.9	39.7	14.4			25.9	13.8	6.5	5.1	1.9	0.6	0.3	1	tr	--	10	1
80P02286	15-33	Bk1	S	sic	49.1	44.7	6.2		7.3	37.8	6.9	2.8	2.1	0.9	0.3	0.1	tr	tr	--	3	tr
80P02287	33-61	Bk2	S	sic	52.1	43.5	4.4		3.2	37.4	6.1	2.0	1.6	0.6	0.2	tr	tr	--	--	2	tr
80P02288	61-94	Bk3	S	sic	41.3	44.6	14.1		--	36.7	7.9	5.2	5.0	2.2	0.9	0.8	1	3	--	13	4
80P02289	94-122	C11	S	sicl	37.5	59.2	3.3			56.4	2.8	0.9	1.1	0.8	0.4	0.1	tr	--	--	2	tr
80P02290	122-152	C12	S	sic	41.2	49.7	9.1			43.3	6.4	3.8	3.2	1.4	0.4	0.3	tr	tr	--	6	tr
80P02291	152-183	C21	S	l	26.6	44.4	29.0			28.3	16.1	12.5	10.8	4.3	1.0	0.4	1	2	--	19	3
80P02292	183-213	C22	S	cl	31.0	43.8	25.2			28.5	15.3	10.1	9.6	4.2	0.9	0.4	1	tr	4	19	5
80P02293	226-244	C3	S	cl	31.6	44.2	24.2			29.5	14.7	9.5	9.4	3.8	1.1	0.4	1	1	--	16	2
80P02294	274-305	C41	S	cl	31.9	46.2	21.9			31.5	14.7	9.1	8.2	3.4	0.8	0.4	tr	1	--	14	1
80P02295	305-335	C42	S	sicl	34.6	45.4	20.0			31.7	13.7	8.3	7.3	3.0	1.0	0.4	tr	1	--	13	1

---

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	3C2a1a		3D1	4E2a1a1a1	4C1		8D1	8D1
80P02285	0-15	Ap	S							15.3		1.029				0.61	0.33
80P02286	15-33	Bk1	S	1.27	1.45	0.045			29.8	15.9		1.028		0.18		0.50	0.32
80P02287	33-61	Bk2	S	1.27	1.46	0.048			30.8	15.8		1.029		0.19		0.50	0.30
80P02288	61-94	Bk3	S	1.38	1.63	0.056			25.4	12.2		1.027		0.18		0.51	0.30
80P02289	94-122	C11	S	1.36	1.48	0.029			32.2	13.8			1.020	0.25		0.57	0.37
80P02290	122-152	C12	S							14.8			1.020			0.54	0.36
80P02291	152-183	C21	S	1.63	1.76	0.026			21.4	9.9			1.020	0.19		0.57	0.37
80P02292	183-213	C22	S							14.3			1.022			0.56	0.46
80P02293	226-244	C3	S	1.59	1.71	0.024			23.5	14.7			1.023	0.14		0.56	0.47
80P02294	274-305	C41	S	1.68	1.87	0.036			21.0	14.7		1.022		0.11		0.59	0.46
80P02295	305-335	C42	S	1.64	1.82	0.035			22.2	15.4		1.022		0.11		0.56	0.45

*** Primary Characterization Data ***

Pedon ID: 80MT015002

( Chouteau, Montana )

Print Date: Nov 21 2024 1:45PM

Sampled As	:	Bearpaw V		Fine, montmorillonitic Typic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  80P0422

---

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 - - - - -)

6B1b

6A1c

80P02285

0-15

Ap

S

0.144

1.45

10

80P02286

15-33

Bk1

S

0.119

1.09

9

80P02287

33-61

Bk2

S

0.113

0.60

5

80P02288

61-94

Bk3

S

0.36

80P02289

94-122

C11

S

0.27

80P02290

122-152

C12

S

0.25

80P02291

152-183

C21

S

0.19

80P02292

183-213

C22

S

0.26

80P02293

226-244

C3

S

0.32

80P02294

274-305

C41

S

0.29

80P02295

305-335

C42

S

0.27

---

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		6H2b				5A8a			5C3	5C1
80P02285	0-15	Ap	S	23.1*	7.1	tr	1.0		3.8				28.0			89	100
80P02286	15-33	Bk1	S	57.5*	10.7	0.1	0.6						24.6			100	100
80P02287	33-61	Bk2	S	51.7*	18.8	0.2	0.6						25.8			100	100
80P02288	61-94	Bk3	S	52.8*	19.0	0.3	0.5						21.2			100	100
80P02289	94-122	C11	S		23.1	0.8	0.5						21.2			100
80P02290	122-152	C12	S		22.3	1.4	0.6						22.2			100
80P02291	152-183	C21	S	38.6*	14.8	1.7	0.4						15.2			100	100
80P02292	183-213	C22	S	50.4*	17.7	2.5	0.4						17.3			100	100
80P02293	226-244	C3	S	54.7*	18.7	3.5	0.4						17.6			100	100
80P02294	274-305	C41	S	36.6*	19.2	5.0	0.5						18.7			100	100
80P02295	305-335	C42	S	30.7*	20.1	6.4	0.5						19.5			100	100

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

*** Primary Characterization Data ***

Pedon ID: 80MT015002

( Chouteau, Montana )

Print Date: Nov 21 2024 1:45PM

Sampled As	:	Bearpaw V		Fine, montmorillonitic Typic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  80P0422

---

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	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A1a	4F1a1a1		5E
80P02285	0-15	Ap	S	4.8	2.0	0.3	0.2	--	3.6	0.1	0.4				1.9	--	--	56.8	tr	0.65	0.32	--	tr
80P02286	15-33	Bk1	S	3.2	1.6	0.4	0.1	--	2.8	tr	0.3				0.7	--	--	63.0	tr	0.46	0.34	tr	tr
80P02287	33-61	Bk2	S	1.8	2.3	0.5	0.1	--	2.8	0.1	0.2				0.7	--	--	60.4	tr	0.43	0.33	1	tr
80P02288	61-94	Bk3	S	24.3	32.7	1.8	0.3	--	1.9	0.4	0.4				50.8	--	--	56.6	0.1	3.66	1.85	1	tr
80P02289	94-122	C11	S	25.2	26.8	5.2	0.4	--	2.1	0.6	tr				56.0	--	--	65.0	0.2	3.73	3.16	2	1
80P02290	122-152	C12	S	23.8	38.8	11.2	0.4	--	1.3	0.7	0.5				67.0	--	--	60.3	0.2	4.70	3.54	3	2
80P02291	152-183	C21	S	22.3	46.9	19.3	0.4	--	1.5	0.9	--				91.3	--	--	44.3	0.2	5.64	3.47	6	3
80P02292	183-213	C22	S	21.4	43.7	26.6	0.6	--	1.5	0.2	1.4				92.7	--	--	54.3	0.3	6.06	3.82	6	5
80P02293	226-244	C3	S	21.5	46.3	36.1	0.6	--	1.4	tr	1.7				103.9	--	1.9	54.6	0.3	6.76	4.05	9	6
80P02294	274-305	C41	S	17.1	43.5	45.3	0.5	--	1.7	--	1.9				104.2	--	--	58.5	0.3	7.05	3.69	13	8
80P02295	305-335	C42	S	19.4	46.5	51.7	0.6	--	1.7	--	2.1				115.0	--	--	65.4	0.4	7.80	4.15	15	9

---

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
					8C1e	8C1a	8C1b			6E1b		6F1c		8E1
80P02285	0-15	Ap	S		6.9	7.4	7.0			tr				1400
80P02286	15-33	Bk1	S		7.8	7.9	7.6			13				1800
80P02287	33-61	Bk2	S		7.8	8.3	7.9			11				1700
80P02288	61-94	Bk3	S		7.9	7.9	7.0			8		--		530
80P02289	94-122	C11	S		7.8	7.8	7.7			5		3		510
80P02290	122-152	C12	S		7.7	7.7	7.7			4		3		440
80P02291	152-183	C21	S		7.9	7.9	7.8			6		1		460
80P02292	183-213	C22	S		7.9	7.9	7.6			5		1		430
80P02293	226-244	C3	S		7.9	7.9	7.7			5		1		410
80P02294	274-305	C41	S		8.0	8.1	7.8			5		--		330
80P02295	305-335	C42	S		8.0	8.1	7.8			5		--		330

*** Primary Characterization Data ***

Pedon ID: 80MT015002

( Chouteau, Montana )

Print Date: Nov 21 2024 1:45PM

Sampled As	:	Bearpaw V		Fine, montmorillonitic Typic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  80P0422

---

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

7A3b

7C3

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

80P02286

15.0-33.0

Bk1

tcly

MT 4

MI 3

KK 3

CA 2

QZ 1

KK 11

6.3

2.2

80P02289

94.0-122.0

C11

tcly

MT 4

MI 3

KK 3

QZ 2

CL 1

KK 17

7.3

2.5

80P02293

226.0-244.0

C3

tcly

MT 4

MI 3

KK 3

QZ 2

DL 1

KK 15

7.4

2.5

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA Calcite	CL Chlorite	DL Dolomite	KK Kaolinite	MI Mica
MT Montmorillonite	QZ Quartz

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks