*** Taxonomy Characterization Data ***

Pedon ID: 92TX309001

( McLennan, Texas )

Print Date: Mar 13 2025 7:48PM

Sampled as on Aug 23, 1992:	Lott ; Fine-silty, carbonatic Udorthentic Haplustolls
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP93TX016   GLOBAL WARMING	Natural Resources Conservation Service
	-	Site ID	S1992TX309001   Lat: 31° 24' 32.00" north  Long: 97° 8' 1.01" west  MLRA: 86A	National Soil Survey Center
	-	Pedon No.	93P0080	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
93P00566	0-14	Ap	S	39.7		12.4	0.34		9	1.36	0.064	1
93P00567	14-28	A	S	42.2		12.0	0.34		9	1.43	0.063	1
93P00568	28-45	Bw	S	42.6		16.7	0.30		10	1.51	0.040	4
93P00569	45-67	Bk1	S	41.6		17.8	0.28		14	1.53	0.037	6
93P00570	67-86	Bk2	S	38.6		19.0	0.27		3	1.60	0.030	1
93P00571	86-105	BCk	S	39.2		18.0	0.26		18	1.71	0.041	11
93P00572	105-183	CB	S	42.3		18.7	0.28		50	1.74	0.030	39
93P00573	0-28		S	40.6		11.4	0.35		13			2
93P00574	0-28		S	41.3		11.1	0.35		11			1
93P00575	0-30		S	41.3		11.7	0.34		9			1

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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
93P00566	0-14	Ap	S	8.0		1.62				48	100*	100			0.66			0.47	--
93P00567	14-28	A	S	8.1		1.27				46	100*	100			0.62			0.34	--
93P00568	28-45	Bw	S	8.3		0.72				60	100*	100			0.50				--
93P00569	45-67	Bk1	S	8.2		0.53				65	100*	100			0.47				--
93P00570	67-86	Bk2	S	8.2		0.34				75	100*	100			0.38				--
93P00571	86-105	BCk	S	8.2		0.26				74	100*	100			0.36				--
93P00572	105-183	CB	S	8.2		0.11				71	100*	100			0.36				--
93P00573	0-28		S	8.1		1.28				45	100*	100			0.66			0.30	--
93P00574	0-28		S	8.1		1.32				47	100*	100			0.67				tr
93P00575	0-30		S	8.1		1.27				46	100*	100			0.64			0.31	1

^*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	0.78	(NA)
Clay, carbonate free, Weighted Average	23	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	11	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	41	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-100 cm