*** Taxonomy Characterization Data ***

Pedon ID: 95IA107010

( Keokuk, Iowa )

Print Date: Dec 5 2025 10:39PM

Sampled as :	Rinda ; Fine, montmorillonitic, mesic Vertic Epiaqualf
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP95IA237   SOUTHEAST IOWA	Natural Resources Conservation Service
	-	Site ID	95IA107010	National Soil Survey Center
	-	Pedon No.	95P0827	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
95P05248	0-20	Ap	S	33.0	21.3		0.42		2	1.36	0.049	--
95P05249	20-38	BE	S	43.6	33.7		0.40		3	1.36	0.081	--
95P05250	38-51	Bt1	S	50.5	40.0		0.39		4	1.31	0.138	--
95P05251	51-69	2Bt2	S	51.7	41.0		0.41		4	1.30	0.139	--
95P05252	69-81	2Bt3	S	51.9	41.6		0.40		4	1.26	0.166	--
95P05253	81-94	2Bt4	S	52.4	41.7		0.42		4	1.29	0.155	--
95P05254	94-112	2Bt5	S	53.3	42.8		0.43		5	1.28	0.151	--
95P05255	112-152	2Bt6	S	53.7	45.1		0.41		6	1.22	0.169	--
95P05256	152-173	2Bt	S	47.1	36.1		0.41		10	1.35	0.153	tr
95P05257	173-206	2Bt	S	43.1	28.2		0.40		16	1.47	0.119	tr
95P05258	206-259	2C	S	41.8	26.7		0.40		17	1.48	0.118	tr

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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
95P05248	0-20	Ap	S	6.6		1.27		0.30	0.07		95	84			0.79				1
95P05249	20-38	BE	S	6.6		0.52		0.28	0.04		88	78			0.68				1
95P05250	38-51	Bt1	S	5.4		0.38		0.26	0.04		85	76		28.4	0.65	0.56	2		1
95P05251	51-69	2Bt2	S	5.6		0.26		0.24	0.03		89	80			0.65				1
95P05252	69-81	2Bt3	S	5.9		0.22		0.19	0.03		90	83			0.66				2
95P05253	81-94	2Bt4	S	6.2		0.18		0.22	0.03		90	85			0.66				2
95P05254	94-112	2Bt5	S	6.5		0.15		0.20	0.03		93	87			0.65				2
95P05255	112-152	2Bt6	S	7.4		0.09		0.14	0.02		96	91			0.67				2
95P05256	152-173	2Bt	S	7.8		0.04		0.12	0.03	--	98	91			0.72				2
95P05257	173-206	2Bt	S	8.0		0.03		0.11	0.03	tr	98	94			0.73				2
95P05258	206-259	2C	S	8.1		0.03		0.11	0.03	tr	98	93			0.74				1

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.65	(NA)
Clay, carbonate free, Weighted Average	52	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	4	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	52	% wt
LE, Whole Soil, Summed to 1m	12	cm/m
Weighted averages based on control section: 38-88 cm