*** Taxonomy Characterization Data ***

Pedon ID: S1970SD019009

( Butte, South Dakota )

Print Date: Nov 13 2024 2:43PM

Sampled as on Jun 24, 1970:	Nunn
Revised to correlated:	NUNN ; Fine, montmorillonitic, mesic Aridic Argiustolls

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1970SD019009   Lat: 44° 39' 40.85" north  Long: 103° 53' 23.09" west  MLRA: 60A	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A2430	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				4A1d
40A19021	0-5	A1	S	19.3		6.9	0.45		28			1
40A19022	5-13	A2	S	25.2			0.39		23	1.41	0.027	1
40A19023	13-25	Bt1	S	39.3	22.2		0.36		19	1.32	0.072	1
40A19024	25-38	Bt2	S	48.3	32.9		0.36		13	1.38	0.076	--
40A19025	38-51	Bt3	S	38.6	21.2		0.37		18			--
40A19026	51-69	B	S	33.3	14.2		0.37		22	1.58	0.035	--
40A19027	69-109	Bk	S	32.8	12.4	tr	0.35		31	1.58	0.033	--
40A19028	109-152	C1	S	33.9	12.4	--	0.33		33			--
40A19029	152-173	C2	S	34.7	12.7	--	0.32		33	1.53	0.028	--

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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		6A1a				6E1a								8A1a	5D2
40A19021	0-5	A1	S	7.1		2.22					100*	85			0.80				1
40A19022	5-13	A2	S	6.7		1.72					100*	82			0.53				2
40A19023	13-25	Bt1	S	6.5		1.04					96	82			0.58				1
40A19024	25-38	Bt2	S	6.8		0.84					100*	87			0.62				1
40A19025	38-51	Bt3	S	7.6		0.77				--	100*	100			0.64				1
40A19026	51-69	B	S	8.2		0.56				6	100*	100			0.57				1
40A19027	69-109	Bk	S	8.3		0.44				4	100*	100			0.56				2
40A19028	109-152	C1	S	8.4		0.36				2	100*	100			0.59			0.50	4
40A19029	152-173	C2	S	8.5		0.31				1	100*	100			0.59				6

^*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	0.61	(NA)
Clay, carbonate free, Weighted Average	42	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	17	% wt
Clay, total, Weighted Average	42	% wt
Weighted averages based on control section: 13-51 cm