*** Taxonomy Characterization Data ***

Pedon ID: S1968AZ023012

( Santa Cruz, Arizona )

Print Date: Feb 16 2025 6:05AM

Sampled as on Oct 14, 1968:	Canelo ; Loamy-skeletal, mixed Aquic Haplustalfs
Revised to correlated on Jul 1, 1996:	(unnamed) ; Fine-loamy, mixed, superactive, thermic Aridic Haplustalf

				United States Department of Agriculture
SSL	-	Project	NL68AZ023   E.PIMA-SANTA CRU	Natural Resources Conservation Service
	-	Site ID	S1968AZ023012   Lat: 31° 29' 51.00" north  Long: 110° 30' 34.00" west	National Soil Survey Center
	-	Pedon No.	68C0131	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			8D1			4A1f
68C00971	0-3	E1	S	5.6			0.82		79			34
68C00972	3-15	E2	S	7.8			0.53		75	1.28	--	34
68C00973	15-23	Ag	S	9.9			0.45		77	1.29	--	36
68C00974	23-38	Bg	S	19.4			0.31		79			40
68C00975	38-58	Btg1	S	39.3			0.34		80	1.27	0.013	50
68C00976	58-97	Btg2	S	29.4			0.43		67	1.24	0.008	38
68C00977	97-145	B	S	22.1			0.48		70			40
68C00978	145-183	C	S	26.4			0.49		73	1.15	0.004	48

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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	%
				8C1a		6A1a					5C1	5C3		5A3b	8D1		5G1		5D2
68C00971	0-3	E1	S	5.5		1.31					76	100		6.3	1.46	1.13	2		--
68C00972	3-15	E2	S	5.5		0.55					65	62		4.3	0.81	0.55	5		2
68C00973	15-23	Ag	S	5.4		0.41					77	100		5.9	0.75	0.60	3		1
68C00974	23-38	Bg	S	5.6		0.29					85	100		9.5	0.56	0.49	3		2
68C00975	38-58	Btg1	S	5.2		0.55					98	100		21.6	0.55	0.55	2		2
68C00976	58-97	Btg2	S	4.9		0.23					100*	100		22.8	0.74	0.78	1		4
68C00977	97-145	B	S	5.5		0.06					83	90		15.9	0.85	0.72	3		4
68C00978	145-183	C	S	6.2							100*	100			0.81				5

^*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	0.67	(NA)
Clay, carbonate free, Weighted Average	33	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	72	% wt
Volume, >2mm, Weighted Average	43	% vol
Clay, total, Weighted Average	33	% wt
Weighted averages based on control section: 38-89 cm