*** Taxonomy Characterization Data ***

Pedon ID: S96TX279001

( Lamb, Texas )

Print Date: Jan 30 2025 5:46PM

Sampled as on Nov 17, 1996:	Yellowlake ; Fine, thermic Vertic Natrustoll
Revised to correlated on Feb 11, 2012:	Yellowlake ; Fine, mixed, active, thermic Vertic Natrustolls

				United States Department of Agriculture
SSL	-	Project	CP97TX047   LUBBOCK	Natural Resources Conservation Service
	-	Site ID	S1996TX279001   Lat: 33° 49' 47.40" north  Long: 102° 28' 39.80" west  MLRA: 77C	National Soil Survey Center
	-	Pedon No.	97P0182	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
97P01323	0-18	A1	S	33.5	8.3	12.4	0.48		4	1.04	0.101	--
97P01324	18-36	A2	S	57.4	18.1	12.0	0.37		3	1.06	0.092	--
97P01325	36-56	Bt	S	65.2	32.8	21.4	0.36		1	1.18	0.143	--
97P01326	56-84	Bty1	S	32.9	23.3	10.4	0.74		2	1.15	0.114	--
97P01327	84-114	Bty2	S	72.3	32.9	24.2	0.36		1	1.04	0.189	--
97P01328	114-168	BCy	S	68.2	34.0	21.1	0.40		5	1.13	0.160	2
97P01329	168-203	C	S	67.3	34.2	19.0	0.40		tr	1.14	0.138	--

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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	6S4b		8D1			8A3a	5D2
97P01323	0-18	A1	S	8.3		2.04				4	100*	100	8		0.84			1.12	5
97P01324	18-36	A2	S	8.2		1.07				24	100*	100	26		0.39			24.20	55
97P01325	36-56	Bt	S	8.7		0.58				41	100*	100	73		0.34			19.01	71
97P01326	56-84	Bty1	S	8.8		0.27				35	100*	100	81		0.61			26.00	56
97P01327	84-114	Bty2	S	8.9		0.30				36	100*	100	79		0.31			19.96	100
97P01328	114-168	BCy	S	8.8		0.29				44	100*	100	79		0.34			24.10	39
97P01329	168-203	C	S	8.9		0.26				47	100*	100	80		0.34			26.80	35

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.
^*ESP set to 100, Na exceeds measured exchange capacity.

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.59	(NA)
Clay, carbonate free, Weighted Average	39	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	2	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	55	% wt
LE, Whole Soil, Summed to 1m	13	cm/m
Weighted averages based on control section: 18-68 cm