*** Taxonomy Characterization Data ***

Pedon ID: S1995IA177001

( Van Buren, Iowa )

Print Date: Nov 21 2024 2:42PM

Sampled as on May 30, 1995:	Mt. Sterling ; Fine-silty, mixed, nonacid, mesic Aeric Fluvaquents
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP95IA237   SOUTHEAST IOWA	Natural Resources Conservation Service
	-	Site ID	S1995IA177001   Lat: 40° 37' 27.01" north  Long: 91° 57' 16.99" west  MLRA: 109	National Soil Survey Center
	-	Pedon No.	95P0832	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
95P05300	0-18	Ap	S	28.4	19.0		0.50		2	1.36	0.049	--
95P05301	18-46	Cg1	S	24.5	16.9		0.52		4	1.45	0.046	--
95P05302	46-61	Cg2	S	28.5	20.1		0.51		1	1.48	0.035	--
95P05303	61-81	2Ab1	S	40.2	26.8		0.49		2	1.30	0.085	--
95P05304	81-112	2Ab2	S	44.9	31.7		0.48		1	1.36	0.094	--
95P05305	112-137	2Ab2	S	43.4	29.9		0.49		1	1.52	0.083	--
95P05306	137-165	2Cg1	S	44.4	30.3		0.45		2	1.47	0.095	--
95P05307	165-203	2Cg2	S	47.5	33.8		0.47		2	1.36	0.131	--

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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			8J		5C1	5C3		5A3b	8D1		5G1		5D2
95P05300	0-18	Ap	S	6.9		1.52		0.32	0.05		76	81			0.85				2
95P05301	18-46	Cg1	S	6.6		1.08		0.26	0.04		86	83			0.87				3
95P05302	46-61	Cg2	S	6.3		1.01		0.29	0.04		90	82			0.82				3
95P05303	61-81	2Ab1	S	5.8		2.09		0.47	0.06		65	68			0.87				2
95P05304	81-112	2Ab2	S	5.2		1.89		0.27	0.05		60	64			0.87				2
95P05305	112-137	2Ab2	S	5.2		1.09		0.40	0.05		53	62		18.6	0.80	0.43	1		1
95P05306	137-165	2Cg1	S	5.2		0.63		0.40	0.05		100*	80		39.3	0.72	0.89	tr		2
95P05307	165-203	2Cg2	S	5.4		0.49		0.38	0.03		85	76			0.74				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	0.86	(NA)
Clay, carbonate free, Weighted Average	35	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	2	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	35	% wt
LE, Whole Soil, Summed to 1m	6	cm/m
Weighted averages based on control section: 25-100 cm