*** Taxonomy Characterization Data ***

Pedon ID: S1971MT013007

( Cascade, Montana )

Print Date: Dec 4 2024 2:55AM

Sampled as on Aug 30, 1971:	Tunis
Revised to correlated:	ACEL ; Fine, smectitic Mollic Eutroboralfs

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1971MT013007   Lat: 47° 28' 37.67" north  Long: 110° 59' 59.09" west  MLRA: 58A	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3724	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
40A28695	0-11	Ap1	S	34.1	17.4		0.38		19	1.34	0.028	2
40A28696	11-17	Ap2	S	43.4	26.5	--	0.39		15			1
40A28697	17-33	Bt1	S	60.8	30.3	--	0.37		8	1.32	0.079	--
40A28698	33-50	Bt2	S	55.8	23.9	3.0	0.37		10	1.41	0.068	1
40A28699	50-76	Bk	S	49.6	18.3	--	0.34		10	1.49	0.061	1
40A28700	76-108	B	S	52.1	19.2	--	0.35		7	1.50	0.057	--
40A28701	108-140	By1	S	53.1	17.8	3.0	0.35		9			1
40A28702	140-175	By2	S	44.9	12.8	1.0	0.38		13	1.54	0.049	1

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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	%
				8C1a		NK				NK								NK	5D2
40A28695	0-11	Ap1	S	6.2		1.34					89	100			0.60			0.43	10
40A28696	11-17	Ap2	S	7.0		1.18				--	94	100			0.62			0.88	1
40A28697	17-33	Bt1	S	7.7		1.06				1	100*	100			0.59				3
40A28698	33-50	Bt2	S	7.9		0.78				4	100*	100			0.57			0.65	4
40A28699	50-76	Bk	S	8.4		0.63				1	100*	100			0.50				9
40A28700	76-108	B	S	8.1		0.59				7	100*	100			0.53			2.82	4
40A28701	108-140	By1	S	7.9		0.56				5		100			0.54				11
40A28702	140-175	By2	S	7.7		0.42				4		100			0.54			5.61	2

^*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	0.6	(NA)
Clay, carbonate free, Weighted Average	57	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	9	% wt
Clay, total, Weighted Average	58	% wt
Weighted averages based on control section: 17-50 cm