*** Taxonomy Characterization Data ***

Pedon ID: S1969MT027005

( Fergus, Montana )

Print Date: Dec 4 2024 3:05AM

Sampled as on Dec 30, 1968:	Matson
Revised to correlated:	Acel ; Fine, smectitic, frigid Mollic Eutroboralfs

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1969MT027005   Lat: 47° 22' 56.70" north  Long: 110° 3' 15.97" west  MLRA: 58A	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3682	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

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Taxonomy Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-
					Fine	CaCO3	1500		.1-75	Bulk	Cole	Vol	Resist
				Clay	Clay	Clay	kPa	Clay	mm	Den	Whole	% of	Min
	Depth			<.002	<.0002	<.002	/Clay	Est	Frac	33 kPa	Soil	Whole	%
Layer	(cm)	Horz	Prep	(---------% of <2 mm-------)				(-------- % --------)		g cm-3	cm cm-1
				3A1a1a	3A1a1a	3A1a1a				NK
40A28389	0-10	Ap1	S	22.2	9.1		0.39		22			1
40A28390	10-15	Ap2	S	28.3	15.8		0.37		19	1.68	0.015	3
40A28391	15-32	Bt1	S	47.2	34.7		0.42		8	1.41	0.089	--
40A28392	32-44	Bt2	S	42.7	27.4		0.41		8	1.49	0.079	--
40A28393	44-64	Bky	S	36.0	12.9	7.0	0.35		34	1.53	0.045	8
40A28394	64-115	Bk	S	40.0		18.0	0.30		28			3
40A28395	115-148	2Bk1	S	15.2		3.0	0.41		79			37
40A28396	148-193	2Bk2	S	7.8		tr	0.49		86			42

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Taxonomy Tier 2				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-
				pH	pH	Org	Tot	Al+½ Fe		CO3 as	(--- Base Sat ---)		NZ	ECEC	CEC7	ECEC	Al
	Depth			H2O	NaF	C	C	Oxal	ODOE	CaCO3	NH4	Bases	P Ret	cmol(+)	/Clay	/Clay	Sat	E C	ESP
Layer	(cm)	Horz	Prep			(------------------------------------------ % --------------------------------------------)								kg -1			%	dS m-1	%
				NK		NK				NK								NK	5D2
40A28389	0-10	Ap1	S	6.5		1.49					89	72			0.66				12
40A28390	10-15	Ap2	S	6.6		1.25				--	95	75			0.57				17
40A28391	15-32	Bt1	S	7.5		0.86				--	98	100			0.66			3.49	17
40A28392	32-44	Bt2	S	7.9		0.74				--	100*	100			0.67				32
40A28393	44-64	Bky	S	8.0		0.49				14		100			0.50				47
40A28394	64-115	Bk	S	8.6		0.33				32	100*	100			0.36			4.89	27
40A28395	115-148	2Bk1	S	8.8		0.13				17	100*	100			0.56				26
40A28396	148-193	2Bk2	S	8.8		0.05				13	100*	100			0.74				16

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.66	(NA)
Clay, carbonate free, Weighted Average	45	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	8	% wt
Clay, total, Weighted Average	45	% wt
Weighted averages based on control section: 15-44 cm