*** Primary Characterization Data ***

Pedon ID: S1969MT005003

( Blaine, Montana )

Print Date: Nov 13 2024 3:08PM

Sampled as on Aug 18, 1969:	Ervin
Revised to correlated:	Shaak ; Fine, smectitic, frigid Abruptic Argiborolls

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1969MT005003   Lat: 47° 55' 39.72" north  Long: 109° 21' 20.92" west  MLRA: 46	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3678	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A28359	Ap	Ap	0-10	69L0725				L
40A28360	A	A12	10-19	69L0726				L
40A28361	Bt1	B21t	19-30	69L0727				C
40A28362	Bt2	B22t	30-40	69L0728				C
40A28363	Bk	B31ca	40-55	69L0729				C
40A28364	Bky	B32cacs	55-85	69L0730				CL
40A28365	By	C 1Cs	85-135	69L0731				SCL
40A28366	2C	2C 2	135-175	69L0732				SCL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.76	(NA)
Clay, carbonate free, Weighted Average	49	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	26	% wt
Volume, >2mm, Weighted Average	7	% vol
Clay, total, Weighted Average	49	% wt
Weighted averages based on control section: 19-40 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	3A1a1a	3A1a1a	3B1	3B1	3B1
40A28359	0-10	Ap	S	l	13.9	43.2	42.9	4.8		19.0	24.2	10.7	10.4	5.8	9.1	6.9	6	2	--	38	8
40A28360	10-19	A	S	l	14.3	39.8	45.9	5.6		17.4	22.4	10.1	10.6	5.9	9.2	10.1	6	5	--	43	11
40A28361	19-30	Bt1	S	c	49.4	28.0	22.6	30.4		13.5	14.5	5.9	6.4	3.1	4.4	2.8	7	6	--	28	13
40A28362	30-40	Bt2	S	c	48.8	32.3	18.9	16.5	--	17.9	14.4	4.7	4.7	2.3	3.8	3.4	8	3	--	24	11
40A28363	40-55	Bk	S	c	43.3	29.1	27.6		9.0	19.2	9.9	5.7	7.6	4.4	6.0	3.9	7	--	--	27	7
40A28364	55-85	Bky	S	cl	29.4	31.0	39.6	8.6	3.0	15.0	16.0	13.2	14.1	5.8	4.4	2.1	7	2	--	33	9
40A28365	85-135	By	S	scl	25.0	27.0	48.0		2.0	12.9	14.1	10.9	11.7	6.4	10.2	8.8	5	3	--	42	8
40A28366	135-175	2C	S	scl	20.0	14.6	65.4		--	7.4	7.2	5.1	10.2	9.1	21.1	19.9	12	4	--	67	16

*** Primary Characterization Data ***

Pedon ID: S1969MT005003

( Blaine, Montana )

Print Date: Nov 13 2024 3:08PM

Sampled As	:	Ervin
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3678

---

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	4A1h			4B1c	NK	NK
40A28359	0-10	Ap	S							8.5						1.21	0.61
40A28360	10-19	A	S	1.50	1.55	0.010		20.8	16.5	7.0				0.13		1.03	0.49
40A28361	19-30	Bt1	S	1.33	1.78	0.093		33.7	32.5	22.5				0.12		0.80	0.46
40A28362	30-40	Bt2	S							20.0						0.72	0.41
40A28363	40-55	Bk	S	1.42	1.64	0.047		27.5	25.5	16.3				0.13		0.57	0.38
40A28364	55-85	Bky	S	1.52	1.72	0.040		23.7	21.9	11.7				0.15		0.70	0.40
40A28365	85-135	By	S	1.63	1.84	0.039		21.2	18.9	10.5				0.13		0.84	0.42
40A28366	135-175	2C	S							9.2						1.05	0.46

---

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

40A28359

0-10

Ap

S

1.95

40A28360

10-19

A

S

1.04

40A28361

19-30

Bt1

S

1.12

40A28362

30-40

Bt2

S

0.77

40A28363

40-55

Bk

S

0.52

40A28364

55-85

Bky

S

0.25

40A28365

85-135

By

S

0.17

40A28366

135-175

2C

S

0.13

*** Primary Characterization Data ***

Pedon ID: S1969MT005003

( Blaine, Montana )

Print Date: Nov 13 2024 3:08PM

Sampled As	:	Ervin
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3678

---

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	NK		NK				NK
40A28359	0-10	Ap	S	6.8	5.6	0.2	0.9	13.5	5.3			18.8	16.8			72	80
40A28360	10-19	A	S	5.1	7.1	0.9	0.6		3.4				14.7			80	93
40A28361	19-30	Bt1	S	8.2*	26.3	4.6	1.0		3.3				39.3			92	100
40A28362	30-40	Bt2	S	7.2*	23.9	5.4	0.9						35.1			100	100
40A28363	40-55	Bk	S	7.9*	19.7	5.2	0.6						24.7			100	100
40A28364	55-85	Bky	S	10.7*	15.8	6.0	0.7						20.7			100	100
40A28365	85-135	By	S	9.7*	13.5	6.1	0.8						21.1			100	100
40A28366	135-175	2C	S	5.8*	11.4	6.3	0.8						20.9			100	100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 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												NK	8D5	NK
40A28359	0-10	Ap	S																			1
40A28360	10-19	A	S																			6
40A28361	19-30	Bt1	S																			12
40A28362	30-40	Bt2	S	3.7	17.8	29.8												64.0	0.2	4.45		10	9
40A28363	40-55	Bk	S																			21
40A28364	55-85	Bky	S																			29
40A28365	85-135	By	S	25.3	72.5	79.0												37.2	0.3	11.40		15	11
40A28366	135-175	2C	S																			30

*** Primary Characterization Data ***

Pedon ID: S1969MT005003

( Blaine, Montana )

Print Date: Nov 13 2024 3:08PM

Sampled As	:	Ervin
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A3678

---

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		NK
40A28359	0-10	Ap	S			6.2
40A28360	10-19	A	S			6.9				--
40A28361	19-30	Bt1	S			7.4				--
40A28362	30-40	Bt2	S			8.0	7.8			1
40A28363	40-55	Bk	S			8.3				12
40A28364	55-85	Bky	S			8.1				6		--
40A28365	85-135	By	S			8.0	7.7			5		--
40A28366	135-175	2C	S			8.3				1