*** Taxonomy Characterization Data ***

Pedon ID: 87TX303001

( Lubbock, Texas )

Print Date: Sep 24 2024 5:31PM

Sampled as on Mar 1, 1987:	Amarillo ; Fine-loamy, mixed, thermic Aridic Paleustalf
Revised to correlated:	Amarillo ; Fine-loamy, mixed, superactive, thermic Aridic Paleustalfs

				United States Department of Agriculture
SSL	-	Project	CP87TX086   ARIDISOL TOUR 1	Natural Resources Conservation Service
	-	Site ID	S1987TX303001   Lat: 33° 36' 8.00" north  Long: 101° 54' 30.00" west  MLRA: 77	National Soil Survey Center
	-	Pedon No.	87P0213	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
87P01087	0-7	A1	S	20.1	14.3		0.43		23	1.45	0.025	--	76
87P01088	7-23	A2	S	12.5	9.3		0.43		52	1.50	0.013	--
87P01089	23-41	Bt1	S	20.0	15.7		0.44		40	1.41	0.016	--
87P01090	41-61	Bt2	S	23.0	17.1		0.42		35	1.47	0.013	--	82
87P01091	61-79	Bt3	S	21.9	14.8		0.43		34	1.46	0.020	--
87P01092	79-115	Btk1	S	18.6	11.9		0.43		34	1.52	0.015	tr	82
87P01093	115-165	Btk2	S	24.8		9.9	0.28		31	1.55	0.013	1
87P01094	165-200	Btk3	S	28.0		12.2	0.32		25			6
87P01095	200-225	Btk4	S	29.1		9.2	0.37		18			1	66
87P01096	225-250	Bw1	S	16.7		0.9	0.40		43			tr
87P01097	250-270	Btk5	S	33.5		11.8	0.38		22			3	76
87P01098	270-300	Btk6	S	35.0		10.4	0.38		22			2

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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			8D1			8A3a	5D2
87P01087	0-7	A1	S	6.8		1.30					100*	92			0.75			0.72	--
87P01088	7-23	A2	S	7.4		0.55					100*	93			0.72				--
87P01089	23-41	Bt1	S	7.7		0.62					100*	93			0.67				--
87P01090	41-61	Bt2	S	7.9		0.47				1	100*	94			0.63				--
87P01091	61-79	Bt3	S	8.1		0.34					100*	98			0.62				1
87P01092	79-115	Btk1	S	8.2		0.15				3	100*	100			0.59				--
87P01093	115-165	Btk2	S	8.3		0.11				31	100*	100			0.28				1
87P01094	165-200	Btk3	S	8.3		0.12				52	100*	100			0.29			0.92	4
87P01095	200-225	Btk4	S	8.4		0.09				42	100*	100			0.35			1.06	4
87P01096	225-250	Bw1	S	8.3		0.11				5	100*	100			0.55			1.21	6
87P01097	250-270	Btk5	S	8.3		0.10				45	100*	100			0.40			1.30	7
87P01098	270-300	Btk6	S	8.3		0.06				35	100*	100			0.41			1.37	7

^*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	0.64	(NA)
Clay, carbonate free, Weighted Average	22	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	37	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	22	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 23-73 cm