*** Taxonomy Characterization Data ***

Pedon ID: S1995IA107003

( Keokuk, Iowa )

Print Date: Feb 16 2025 6:03AM

Sampled as on Dec 5, 1994:	Rubio ; Fine, montmorillonitic Mollic Albaqualfs
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP95IA157   FAIRFIELD	Natural Resources Conservation Service
	-	Site ID	S1995IA107003   Lat: 41° 22' 1.00" north  Long: 92° 4' 14.99" west  MLRA: 108C	National Soil Survey Center
	-	Pedon No.	95P0468	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
95P03510	0-20	Ap	S	21.2	9.5		0.44		3	1.45	0.020	--
95P03511	20-36	E	S	29.4	15.6		0.39		4	1.44	0.036	--
95P03512	36-46	Btg1	S	37.8	22.5		0.40		3	1.39	0.050	--
95P03513	46-56	Btg2	S	46.6	29.3		0.42		1	1.27	0.123	--
95P03514	56-76	Btg3	S	45.1	27.5		0.44		2	1.28	0.099	--
95P03515	76-99	Btg4	S	39.6	24.2		0.47		2	1.32	0.084	--
95P03516	99-117	Btg5	S	37.6	23.5		0.47		1	1.31	0.078	--
95P03517	117-140	Btg6	S	34.7	21.0		0.47		1	1.29	0.068	--
95P03518	140-152	Btg7	S	37.9	24.7		0.43		1	1.29	0.059	--
95P03519	152-183	BC	S	29.1	16.9		0.50		tr	1.29	0.047	--
95P03520	183-203	C	S	27.2	13.8		0.50		1	1.28	0.040	--

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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		5A3b	8D1		5G1		5D2
95P03510	0-20	Ap	S	6.9		1.31					100*	83			0.72				1
95P03511	20-36	E	S	6.6		0.55					91	78			0.63				1
95P03512	36-46	Btg1	S	6.0		0.55					86	74			0.66				1
95P03513	46-56	Btg2	S	5.6		0.51					84	74		27.4	0.69	0.59	1		1
95P03514	56-76	Btg3	S	5.4		0.32					85	74		28.5	0.73	0.63	2		1
95P03515	76-99	Btg4	S	5.8		0.23					86	78			0.76				1
95P03516	99-117	Btg5	S	6.0		0.17					89	80			0.77				1
95P03517	117-140	Btg6	S	6.3		0.12					91	84			0.79				1
95P03518	140-152	Btg7	S	6.4		0.11					94	86			0.71				1
95P03519	152-183	BC	S	6.8		0.09					95	89			0.80				1
95P03520	183-203	C	S	7.6		0.10					100*	93			0.83				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	0.72	(NA)
Clay, carbonate free, Weighted Average	43	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	2	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	43	% wt
LE, Whole Soil, Summed to 1m	7	cm/m
Weighted averages based on control section: 36-86 cm