*** Taxonomy Characterization Data ***

Pedon ID: S1992IA105002

( Jackson, Iowa )

Print Date: Dec 7 2025 12:47PM

Sampled as on Oct 18, 1992:	Zwingle ; Fine, montmorillonitic, mesic Typic Albaqualfs
Revised to SSL:	(unnamed) ; Fine, montmorillonitic, mesic Vertic Albaqualf

				United States Department of Agriculture
SSL	-	Project	CP93IA039   EAST IOWA	Natural Resources Conservation Service
	-	Site ID	S1992IA097002   Lat: 42° 14' 13.01" north  Long: 90° 25' 26.00" west  MLRA: 105	National Soil Survey Center
	-	Pedon No.	93P0172	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	3A1a1a	8D1			4A1d
93P01378	0-20	Ap	S	41.9	21.5		0.46		5	1.32	0.079	1
93P01379	20-30	Bt1	S	62.4	40.7		0.50		2	1.32	0.109	--
93P01380	30-47	Bt2	S	66.1	42.6		0.41		tr	1.08	0.177	--
93P01381	47-60	Bt3	S	48.6	31.9		0.43		tr	1.23	0.131	--
93P01382	60-70	Bt4	S	34.9	23.4		0.48		1	1.31	0.099	--
93P01383	70-80	Bt5	S	33.3	21.4		0.46		1	1.31	0.049	--
93P01384	80-90	Bt6	S	22.1	12.0		0.52		1	1.32	0.025	tr
93P01385	90-100	Bt7	S	31.0	12.2		0.48		1	1.29	0.033	--
93P01386	100-118	BC	S	14.7	6.0		0.52		6	1.37	0.012	1
93P01387	118-140	Bt/C3	S	8.6	2.9	1.5	0.60		5	1.50	0.011	1
93P01388	140-160	Bt/C4	S	5.6		1.2	0.79		3	1.47	0.002	tr
93P01389	160-185	C1	S	2.6		1.2	0.88		3	1.48	--	--
93P01390	185-219	C2	S	2.5		0.9	0.72		9			--
93P01391	219-240	Bk	S	7.4		1.5	0.62		6			--

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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				6E1g	5C1	5C3		5A3b	8D1		5G1		5D2
93P01378	0-20	Ap	S	6.5		1.62					98	85			0.71				tr
93P01379	20-30	Bt1	S	5.5		1.04					91	77		41.9	0.73	0.67	1		tr
93P01380	30-47	Bt2	S	5.0		0.47					89	80		42.8	0.71	0.65	3		1
93P01381	47-60	Bt3	S	5.6		0.28					94	86			0.76				1
93P01382	60-70	Bt4	S	6.4		0.20					97	88			0.87				1
93P01383	70-80	Bt5	S	6.8		0.19					100*	90			0.88				1
93P01384	80-90	Bt6	S	7.2		0.13					98	92			0.96				1
93P01385	90-100	Bt7	S	7.9		0.11					100*	95			0.86				2
93P01386	100-118	BC	S	8.3		0.07				10	100*	100			0.93				2
93P01387	118-140	Bt/C3	S	8.5		0.03				20	100*	100			1.08				3
93P01388	140-160	Bt/C4	S	8.5		0.05				25	100*	100			1.39				4
93P01389	160-185	C1	S	8.2		0.02				26	100*	100			1.58				5
93P01390	185-219	C2	S	8.4		0.03				16	100*	100			1.36				3
93P01391	219-240	Bk	S	8.5		0.08				28	100*	100			1.00				3

^*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	0.76	(NA)
Clay, carbonate free, Weighted Average	55	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	1	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	55	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 20-70 cm