*** Taxonomy Characterization Data ***

Pedon ID: S1971MT031001

( Gallatin, Montana )

Print Date: Apr 27 2024 3:05PM

Sampled as on Aug 30, 1971:	Unnamed
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1971MT031001   Lat: 45° 38' 3.67" north  Long: 110° 59' 26.99" west	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A3727	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
40A28720	0-6	A1	S	28.1	15.1		0.87		23			1
40A28721	6-18	A2	S	28.6	17.2		0.61		33	1.04	0.027	4
40A28722	18-29	Bt1	S	32.8	21.3		0.47		72			40
40A28723	29-42	Bt2	S	28.9	13.7		0.48		76	1.29	0.027	41
40A28724	42-61	Bt3	S	27.1	11.0	--	0.51		77			40
40A28725	61-86	Bk1	S	25.0	6.3	2.0	0.49		74	1.24	0.025	38
40A28726	86-130	Bk2	S	26.2	7.6	1.0	0.48		80	1.27	0.019	46
40A28727	130-175	2C	S	26.3	7.1	--	0.52		18	1.42	0.027	3

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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
40A28720	0-6	A1	S	5.5		9.88					70	100			1.56				tr
40A28721	6-18	A2	S	5.8		5.27					67	100			1.29			0.81	tr
40A28722	18-29	Bt1	S	6.1		1.88					80	100			0.98				tr
40A28723	29-42	Bt2	S	6.4		1.11				--	84	100			1.12			0.34	1
40A28724	42-61	Bt3	S	7.0		0.87				--	100*	100			1.25				1
40A28725	61-86	Bk1	S	7.7		0.55				11	100*	100			1.09				1
40A28726	86-130	Bk2	S	8.0		0.28				8	100*	100			1.02			0.38	1
40A28727	130-175	2C	S	8.2		0.21				2	100*	100			0.97				1

^*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	1.14	(NA)
Clay, carbonate free, Weighted Average	29	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	75	% wt
Volume, >2mm, Weighted Average	43	% vol
Clay, total, Weighted Average	29	% wt
Weighted averages based on control section: 18-61 cm