*** Taxonomy Characterization Data ***

Pedon ID: 96TX027002

( Bell, Texas )

Print Date: Nov 12 2024 3:47AM

Sampled as on Jun 2, 1996:	Houston Black ; Fine, smectitic Typic Haplusterts
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP96TX113   TEXAS VERTISOL STUDY	Natural Resources Conservation Service
	-	Site ID	S1996TX027002   Lat: 30° 59' 17.00" north  Long: 97° 10' 49.87" west  MLRA: 86	National Soil Survey Center
	-	Pedon No.	96P0257	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
96P02065	0-10	A	S	57.9	40.2		0.47		6	1.19	0.138	1
96P02066	10-54	Bss1	S	59.6	21.2		0.45		5	1.21	0.132	1
96P02067	54-90	Bss2	S	58.6	13.2		0.47		6	1.21	0.154	1
96P02068	90-108	Bssk	S	58.5	16.8	1.6	0.46		5	1.21	0.166	1
96P02069	108-128	B'ss1	S	68.8	2.6	1.2	0.35		1	1.25	0.143	tr
96P02070	128-142	B'ss2	S	67.1	2.4	3.0	0.35		1	1.28	0.116	tr
96P02071	142-156	Bssy	S	69.1	3.5	2.2	0.37		3	1.16	0.168	tr
96P02072	156-168	BCy1	S	68.6	19.4	3.4	0.39		tr	1.21	0.168	tr
96P02073	168-200	BCy2	S	69.3	23.8	3.1	0.39		2	1.22	0.162	1

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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	6A2e		8J	6E1g	5C1	5C3			8D1			8A3a	5D2
96P02065	0-10	A	S	7.6		2.37	2.48	0.26	0.04	tr	100*	95			1.01			0.93	tr
96P02066	10-54	Bss1	S	7.9		0.82	1.11	0.30	0.03	tr	98	97			1.02				2
96P02067	54-90	Bss2	S	8.0		0.74	1.21	0.25	0.03	2	100*	99			0.98			0.73	7
96P02068	90-108	Bssk	S	7.7		0.52	1.30	0.21	0.02	6	100*	100			0.93			4.48	9
96P02069	108-128	B'ss1	S	7.7		0.36	0.93	0.16	0.02	5	100*	100			0.66			4.13	11
96P02070	128-142	B'ss2	S	7.7		0.18	0.78	0.11	0.02	5	100*	100			0.61			3.83	13
96P02071	142-156	Bssy	S	7.7		0.10	0.78	0.08	0.01	5	100*	100			0.58			5.47	12
96P02072	156-168	BCy1	S	7.7		0.06	1.02	0.07	0.01	9	100*	100			0.62			5.45	11
96P02073	168-200	BCy2	S	7.7		0.02	0.90	0.06	0.01	7	100*	100			0.64			5.67	14

^*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	0.99	(NA)
Clay, carbonate free, Weighted Average	59	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	5	% wt
Volume, >2mm, Weighted Average	1	% vol
Clay, total, Weighted Average	59	% wt
LE, Whole Soil, Summed to 1m	14	cm/m
Weighted averages based on control section: 25-100 cm