*** Taxonomy Characterization Data ***

Pedon ID: S1992IA015001

( Cass, Iowa )

Print Date: Nov 23 2024 10:16PM

Sampled as on Apr 7, 1992:	Marshall ; Fine-silty, mixed Typic Hapludolls
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP92IA141   CASS COUNTY	Natural Resources Conservation Service
	-	Site ID	S1992IA015001   Lat: 41° 25' 53.00" north  Long: 94° 51' 2.99" west  MLRA: 107B	National Soil Survey Center
	-	Pedon No.	92P0566	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
92P03301	0-18	Ap	S	29.8	19.6		0.47		1	1.34	0.038
92P03302	18-36	A1	S	33.6	22.6		0.44		1	1.19	0.046
92P03303	36-48	A2	S	34.6	23.3		0.45		1	1.17	0.049
92P03304	48-69	A3	S	33.6	21.7		0.46		1	1.18	0.066
92P03305	69-89	Bw1	S	30.8	17.8		0.48		1	1.23	0.047		53
92P03306	89-114	Bw2	S	28.5	14.9		0.49		1	1.27	0.038
92P03307	114-150	Bw3	S	27.7	14.2		0.49		1	1.25	0.051
92P03308	150-165	Bw4	S	29.1			0.49		1	1.30	0.032
92P03309	165-180	BC	S	25.5			0.51		1	1.32	0.037
92P03310	180-203	C	S	24.6			0.51		1	1.28	0.025

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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		6A1c					5C1	5C3			8D1				5D2
92P03301	0-18	Ap	S	6.5		2.36					100*	79			0.88				--
92P03302	18-36	A1	S	5.5		2.21					84	66			0.82				tr
92P03303	36-48	A2	S	5.8		1.64					85	67			0.80				--
92P03304	48-69	A3	S	5.8		1.10					90	73			0.82				tr
92P03305	69-89	Bw1	S	6.0		0.56					94	78			0.86				1
92P03306	89-114	Bw2	S	6.2		0.38					98	81			0.88				1
92P03307	114-150	Bw3	S	6.4		0.26					98	83			0.93				1
92P03308	150-165	Bw4	S	6.4		0.18					99	84			0.89				1
92P03309	165-180	BC	S	6.6		0.14					100*	85			0.95				1
92P03310	180-203	C	S	6.8		0.10					100*	89			0.94				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	0.83	(NA)
Clay, carbonate free, Weighted Average	32	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	1	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	32	% wt
LE, Whole Soil, Summed to 1m	5	cm/m
Weighted averages based on control section: 25-100 cm