*** Taxonomy Characterization Data ***

Pedon ID: 99SD081002

( Lawrence, South Dakota )

Print Date: Nov 24 2024 4:00AM

Sampled as on Jul 6, 1999:	Virkula ; Fine-silty, mixed, superactive, frigid Glossic Hapludalfs
Revised to SSL:	(unnamed) ; Fine-loamy, mixed, active, frigid Mollic Hapludalf

				United States Department of Agriculture
SSL	-	Project	CP00SD208   BLACK HILLS, SOUTH DAKOTA	Natural Resources Conservation Service
	-	Site ID	S1999SD081002   Lat: 44° 12' 33.00" north  Long: 103° 35' 28.00" west  MLRA: 62	National Soil Survey Center
	-	Pedon No.	00P1258	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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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		8D1			4A1d			7B1a2
00P07339	1-10	A	S	10.7	1.9		0.88		10	1.09	0.035	2	65
00P07340	10-38	E	S	8.9	1.7		0.43		22	1.34	0.002	16	67
00P07341	38-56	Bt/E	S	23.8	11.3		0.36		29			23	59
00P07342	56-83	Bt1	S	35.3	23.4		0.39		29	1.58	0.037	21	61
00P07343	83-104	Bt2	S	31.0	18.5		0.38		26	1.51	0.038	21
00P07344	104-133	Bt3	S	30.0	16.9		0.38		28	1.53	0.022	18
00P07345	133-167	Bt4	S	25.5	14.4		0.38		54	1.48	0.016	38
00P07346	167-203	Bk	S	27.0	11.0		0.41		27			26

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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	%
				4C1a2a			6A2e		8J1c	4E1a1a1a1	5C1	5C3			8D1				5D2
00P07339	1-10	A	S	5.7			4.14	0.28	0.14		86	62			1.63				2
00P07340	10-38	E	S	5.7			0.80	0.20	0.07		83	57			0.80				4
00P07341	38-56	Bt/E	S	5.8			0.51	0.22	0.05		93	75			0.53				2
00P07342	56-83	Bt1	S	6.1			0.35	0.26	0.03		95	83			0.64				1
00P07343	83-104	Bt2	S	6.2			0.27	0.20	0.03		91	83			0.66				2
00P07344	104-133	Bt3	S	6.2			0.31	0.18	0.03		98	83			0.68				1
00P07345	133-167	Bt4	S	6.8			0.32	0.14	0.02		100*	88			0.73				2
00P07346	167-203	Bk	S	7.8			0.53	0.14	0.02	3	100*	97			0.79				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	0.6	(NA)
Clay, carbonate free, Weighted Average	31	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	29	% wt
Volume, >2mm, Weighted Average	22	% vol
Clay, total, Weighted Average	31	% wt
Weighted averages based on control section: 38-88 cm