*** Taxonomy Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: May 20 2024 7:31AM

Sampled as on May 30, 1979:	Snd ; Very-fine, mixed, thermic Typic Ustochrept
Revised to correlated:	Vernon ; Fine, mixed, active, thermic Typic Ustochrepts

				United States Department of Agriculture
SSL	-	Project	CP79TX154   REDBED STUDY	Natural Resources Conservation Service
	-	Site ID	S1979TX429002   Lat: 32° 57' 17.00" north  Long: 98° 59' 58.00" west  MLRA: 78	National Soil Survey Center
	-	Pedon No.	79P0192	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			7B1a2
79P00963	0-12	A	S	48.5	20.2	1.4	0.28		6	1.57	0.066	2
79P00964	12-23	B1	S	51.9	18.9	--	0.26		3	1.57	0.069	tr
79P00965	23-45	B2	S	37.4	13.7	0.6	0.34		3	1.70	0.054	--	90
79P00966	45-78	C/B	S	36.8	11.3	0.6	0.32		16	1.76	0.046	10
79P00967	78-97	C	S	38.9	11.2		0.30		1	1.82	0.057	tr
79P00968	97-118	Cr1	S	36.4	9.1		0.34		3			1	85
79P00969	118-138	Cr2	S	37.9	9.5	0.6	0.33		1			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	%
				8C1a		6A1c	4H2a			6E1b	5C1	5C3			8D1			8A1a	5D2
79P00963	0-12	A	S	8.3		0.57				7	100*	100			0.48			0.41	2
79P00964	12-23	B1	S	8.4		0.43				5	100*	100			0.40			0.63	4
79P00965	23-45	B2	S	8.3		0.32				3	100*	100			0.47			1.31	6
79P00966	45-78	C/B	S	7.9		0.12	0.28			1	100*	100			0.43			4.77	11
79P00967	78-97	C	S	8.2		0.06				tr	100*	100			0.41			6.18	17
79P00968	97-118	Cr1	S	8.3		0.08				1	100*	100			0.43			5.58	22
79P00969	118-138	Cr2	S	8.5		0.06				1	100*	100			0.39			4.37	23

^*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	0.44	(NA)
Clay, carbonate free, Weighted Average	37	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	8	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	38	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-97 cm