*** Taxonomy Characterization Data ***

Pedon ID: S1971AZ013008

( Maricopa, Arizona )

Print Date: Nov 24 2024 1:15AM

Sampled as on Apr 11, 1971:	La Palma ; Coarse-loamy, mixed Petrocalcic Paleargids
Revised to correlated on Jul 1, 1996:	(unnamed) ; Coarse-loamy, mixed, active, hyperthermic Typic Natrargid

				United States Department of Agriculture
SSL	-	Project	NL71AZ003   CENT. MARICOPA	Natural Resources Conservation Service
	-	Site ID	S1971AZ013008   Lat: 33° 26' 28.01" north  Long: 112° 49' 48.01" west	National Soil Survey Center
	-	Pedon No.	71C0021	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			4A1f
71C00126	0-4	A1	S	4.8			0.69		48			3
71C00127	4-12	A2	S	6.2			0.58		48	1.69	0.002	2
71C00128	12-18	Btkz1	S	12.0			0.48		56			21
71C00129	18-31	Btkz2	S	20.6		6.0	0.50		54	1.44	0.075	2
71C00130	31-42	Btk1	S	19.0		3.0	0.77		49	1.39	0.078	2
71C00131	42-51	Btk2	S	16.5		1.0	0.72		45	1.35	0.064	1
71C00132	51-64	Bkm	variable							2.19
71C00134	82-146	C	S	16.1			0.73		44	1.56	0.033	--

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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				6E1a	5C1	5C3			8D1			8A1a	5D2
71C00126	0-4	A1	S	8.2		0.37				1	100*	100			1.56			0.60	15
71C00127	4-12	A2	S	9.1		0.04				1	100*	100			1.21			0.93	35
71C00128	12-18	Btkz1	S	9.0		0.26				4	100*	100			0.72			7.47	59
71C00129	18-31	Btkz2	S	9.0		0.12				14	100*	100			0.53			8.79	84
71C00130	31-42	Btk1	S	8.8		0.08				10	100*	100			0.91			15.36	89
71C00131	42-51	Btk2	S	8.1		0.08				8	100*	100			1.09			23.70	81
71C00132	51-64	Bkm	GP	9.0						61								20.81
71C00133	64-82	Bk	GP	8.6						42								20.97
71C00134	82-146	C	S	8.5						1	100*	100			1.16			15.14	93

^*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	0.93	(NA)
Clay, carbonate free, Weighted Average	15	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	51	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	18	% wt
Weighted averages based on control section: 12-51 cm