*** Taxonomy Characterization Data ***

Pedon ID: S1995IA107011

( Keokuk, Iowa )

Print Date: Nov 12 2024 3:45AM

Sampled as on Aug 9, 1994:	BUCKNELL ; Montmorillonitic Mollic Epiaqualfs
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP95IA237   SOUTHEAST IOWA	Natural Resources Conservation Service
	-	Site ID	S1995IA107011   Lat: 41° 19' 16.00" north  Long: 91° 59' 3.01" west  MLRA: 108C	National Soil Survey Center
	-	Pedon No.	95P0828	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
95P05259	0-15	Ap	S	34.9	26.5		0.42		15	1.50	0.064	tr	73
95P05260	15-30	Btg1	S	49.0	39.9		0.39		16	1.41	0.115	1	91
95P05261	30-48	Btg2	S	43.6	35.8		0.39		20	1.42	0.115	tr	87
95P05262	48-71	Btg3	S	38.7	31.9		0.42		24	1.52	0.095	1	86
95P05263	71-97	Btg4	S	33.4	23.3		0.41		32	1.56	0.073	1	93
95P05264	97-137	BCg	S	26.4	14.3		0.43		37	1.66	0.041	3	89
95P05265	137-157	Cg1	S	24.3	13.2		0.42		41	1.74	0.029	3	94
95P05266	157-196	Cg2	S	24.8	13.3		0.42		39	1.72	0.031	1	93
95P05267	196-244	Cg3	S	23.8	12.5		0.42		40	1.73	0.029	2	90

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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	6E1g	5C1	5C3		5A3b	8D1		5G1		5D2
95P05259	0-15	Ap	S	6.9		1.61		0.22	0.05		98	83			0.73				tr
95P05260	15-30	Btg1	S	5.8		0.42		0.23	0.03		85	76			0.67				1
95P05261	30-48	Btg2	S	5.8		0.24		0.19	0.03		89	81		26.4	0.67	0.61	tr		2
95P05262	48-71	Btg3	S	6.5		0.13		0.15	0.03		94	87			0.67				2
95P05263	71-97	Btg4	S	7.5		0.06		--	0.03		100*	88			0.61				3
95P05264	97-137	BCg	S	7.9		0.01		0.10	0.03	tr	100*	91			0.58				3
95P05265	137-157	Cg1	S	8.1		0.01		0.07	0.03	--	100*	93			0.56				2
95P05266	157-196	Cg2	S	8.2		0.02		0.08	0.03		100*	93			0.58				2
95P05267	196-244	Cg3	S	8.3		tr		0.08	0.03	tr	100*	96			0.56				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	0.67	(NA)
Clay, carbonate free, Weighted Average	44	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	20	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	44	% wt
LE, Whole Soil, Summed to 1m	9	cm/m
Weighted averages based on control section: 15-65 cm