*** Taxonomy Characterization Data ***

Pedon ID: 97TX471001

( Walker, Texas )

Print Date: Dec 6 2025 6:05AM

Sampled as on Sep 23, 1997:	HUNTSBURG ; Fine, mixed, thermic Aquic Paleudalfs
Revised to SSL:	(unnamed) ; Fine, kaolinitic, thermic Oxyaquic Paleudult

				United States Department of Agriculture
SSL	-	Project	CP98TX006   MLRA 132B	Natural Resources Conservation Service
	-	Site ID	S1997TX471001   Lat: 30° 37' 8.30" north  Long: 95° 24' 0.01" west  MLRA: 133B	National Soil Survey Center
	-	Pedon No.	98P0026	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
98P00153	0-10	Ap	S	2.2	0.7		1.36		61	1.45	--	1
98P00154	10-26	E	S	2.0	0.2		0.70		64	1.60	0.012	2
98P00155	26-38	Bt1	S	28.4	24.3		0.40		48	1.60	0.034	2
98P00156	38-51	Bt2	S	66.6	57.7		0.39		25	1.27	0.071	tr
98P00157	51-73	Bt3	S	56.2	47.6		0.35		36	1.38	0.057	--
98P00158	73-110	Bt4	S	39.3	31.7		0.37		54	1.54	0.036	--
98P00159	110-136	Btg1	S	43.3	33.7		0.38		34	1.40	0.063	--
98P00160	136-179	Btg2	S	29.8	23.3		0.42		43	1.58	0.031	--
98P00161	179-242	Btg3	S	25.0	19.9		0.44		50	1.58	0.042	--
98P00162	242-300	CBg	S	45.2	23.1		0.40		14			--

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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			6A2e				5C1	5C3		5A3b	8D1		5G1		5D2
98P00153	0-10	Ap	S	5.0			1.05				47	31		1.8	1.64	0.82	6		14
98P00154	10-26	E	S	5.4			0.21				100*	58			0.85				35
98P00155	26-38	Bt1	S	4.8			0.34				33	22		6.5	0.28	0.23	60		6
98P00156	38-51	Bt2	S	4.6			0.57				41	27		22.1	0.28	0.33	66		1
98P00157	51-73	Bt3	S	4.9			0.24				31	20		22.0	0.28	0.39	78		1
98P00158	73-110	Bt4	S	4.8			0.14				28	19		17.5	0.31	0.45	81		1
98P00159	110-136	Btg1	S	4.7			0.01				22	16		33.7	0.47	0.78	87		2
98P00160	136-179	Btg2	S	4.7			0.04				22	15		23.2	0.49	0.78	86		2
98P00161	179-242	Btg3	S	4.7			0.01				16	12		22.2	0.57	0.89	90		4
98P00162	242-300	CBg	S	4.4			0.02				14	12		47.5	0.67	1.05	91		6
98P00163	151-151		S	4.7

^*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	0.28	(NA)
Clay, carbonate free, Weighted Average	51	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	37	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	51	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 26-76 cm