*** Taxonomy Characterization Data ***

Pedon ID: S1986-TX043-003-copy

( Brewster, Texas )

Print Date: Nov 21 2024 1:54PM

Sampled as on Apr 29, 1986:	Chilicotal ; Loamy-skeletal, mixed, thermic Ustollic Calciorthid
Revised to correlated:	Chilicotal ; Loamy-skeletal, mixed, superactive, thermic Ustic Haplocalcids

				United States Department of Agriculture
SSL	-	Project	CP86TX186   BREWSTER COUNTY	Natural Resources Conservation Service
	-	Site ID	S1986-TX043-003   Lat: 29° 15' 22.72" north  Long: 103° 6' 24.68" west  MLRA: 42	National Soil Survey Center
	-	Pedon No.	86P0640	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	8D1			4A1d
86P03729	0-5	A	S	12.0			0.63		69			26
86P03730	5-19	Bk1	S	15.2		2.3	0.61		75	1.42	0.013	36
86P03731	19-30	Bk2	S	18.2		2.0	0.58		78			45
86P03732	30-50	Bk3	S	16.4		2.6	0.55		90			68
86P03733	50-76	Bk4	S	13.9		3.1	0.62		91			67
86P03734	76-87	2Bk1	S	12.1		2.3	0.62		95			75
86P03735	87-114	2Bk2	S	11.2		3.4	0.66		88			47
86P03736	114-153	2Bk3	S	11.6		1.1	0.61		89			45
86P03737	153-180	3Bt	S	28.2			0.39		84			56
86P03738	180-200	3Bk	S	30.7			0.39		88			65

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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
86P03729	0-5	A	S	8.3		0.53				3	100*	100			1.42				--
86P03730	5-19	Bk1	S	8.3		0.73				6	100*	100			1.36			0.47	tr
86P03731	19-30	Bk2	S	8.3		0.81				7	100*	100			1.20			0.53	tr
86P03732	30-50	Bk3	S	8.3		0.37				10	100*	100			1.29			0.52	2
86P03733	50-76	Bk4	S	8.6		0.21				12	100*	100			1.43			1.13	8
86P03734	76-87	2Bk1	S	8.7		0.05				8	100*	100			1.18			1.85	13
86P03735	87-114	2Bk2	S	8.0		0.07				9	100*	100			1.48			5.82	16
86P03736	114-153	2Bk3	S	8.1		0.03				6	100*	100			1.37			5.81	16
86P03737	153-180	3Bt	S	7.9		0.06				6	100*	100			0.79			8.04	13
86P03738	180-200	3Bk	S	7.7		0.05				6	100*	100			0.80			8.46	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	1.35	(NA)
Clay, carbonate free, Weighted Average	11	% wt
Volume, >2mm, Weighted Average	64	% vol
Weighted Particles, 0.1-75mm, 75 mm Base	90	% wt
Clay, total, Weighted Average	14	% wt
Weighted averages based on control section: 25-100 cm