*** Taxonomy Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Nov 21 2024 2:13PM

Sampled as on Oct 1, 1986:	Trawick ; Fine, kaolinitic, thermic Mollic Hapludalf
Revised to correlated:	Trawick ; Fine, mixed, superactive, thermic Typic Hapludalfs

				United States Department of Agriculture
SSL	-	Project	CP87TX028   REDLANDS-1986	Natural Resources Conservation Service
	-	Site ID	S1986TX347009   Lat: 31° 34' 37.00" north  Long: 94° 33' 37.01" west  MLRA: 133B	National Soil Survey Center
	-	Pedon No.	87P0083	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

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			7B1a2
87P00490	0-15	Ap	S	33.5	20.6		0.55		36	1.20	0.041	3
87P00491	15-33	Bt1	S	38.5	21.1		0.55		39	1.27	0.054	5
87P00492	33-60	Bt2	S	34.6	13.6		0.66		42	1.24	0.044	4	99
87P00493	60-77	BC	S	15.9	4.6		2.11		64	1.06	0.018	2
87P00494	77-100	C	S	15.1	4.7		2.30		72	1.32	0.014	5
87P00495	100-145	Cr1	S	18.8			1.91		71	1.15	0.032	10
87P00496	145-185	Cr2	S	18.4			1.86		87	1.26	0.011	55	95
87P00497	185-200	Cr3	S	22.2			1.55		94	1.23	0.008	75
87P00498	100-145	Cr1	S				1.99					--
87P00498	100-145	Cr1	GP	18.4
87P00499	145-185	Cr2	S				1.96					--
87P00499	145-185	Cr2	GP	18.1
87P00500	185-200	Cr3	S				1.97					--
87P00500	185-200	Cr3	GP	18.4

---

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				5D2
87P00490	0-15	Ap	S	6.0		2.66					95	71			1.01				--
87P00491	15-33	Bt1	S	6.7		1.26					93	74			0.95				--
87P00492	33-60	Bt2	S	7.3		1.02					100*	86			1.17				--
87P00493	60-77	BC	S	7.5		0.79					100*	86			3.67				--
87P00494	77-100	C	S	7.6		0.30				1	100*	88			4.03				tr
87P00495	100-145	Cr1	S	7.6		0.26					100*	88			3.18				tr
87P00496	145-185	Cr2	S	7.4		0.53					100*	86			3.09				tr
87P00497	185-200	Cr3	S	7.6		0.62				1	100*	88			2.55				tr
87P00498	100-145	Cr1	S												3.30
87P00498	100-145	Cr1	GP	7.6		0.20													tr
87P00499	145-185	Cr2	S												3.10
87P00499	145-185	Cr2	GP	7.5		0.53													tr
87P00500	185-200	Cr3	S												3.20
87P00500	185-200	Cr3	GP	7.6		0.54				2									1

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.09	(NA)
Clay, carbonate free, Weighted Average	36	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	41	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	36	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 15-60 cm