*** Taxonomy Characterization Data ***

Pedon ID: 84AZ013002

( Maricopa, Arizona )

Print Date: Nov 23 2024 11:17PM

Sampled as on Jan 30, 1984:	Casa Grande ; Fine-loamy, mixed, hyperthermic Typic Natrargids
Revised to correlated on Sep 1, 1987:	(unnamed) ; Fine-loamy, mixed, active, hyperthermic Typic Natrargid

				United States Department of Agriculture
SSL	-	Project	CP84AZ131   GILA RIVER INDIAN RESERVATION	Natural Resources Conservation Service
	-	Site ID	S1984AZ013002   Lat: 33° 13' 33.00" north  Long: 111° 57' 4.00" west  MLRA: 40	National Soil Survey Center
	-	Pedon No.	84P0499	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
84P02711	0-3	Anz	S	4.8			0.73		55			1
84P02712	3-13	Enz	S	6.6			0.61		53	1.53	0.006	1
84P02713	13-20	BAnz	S	14.3		3.1	0.48		48			2
84P02714	20-28	Btknz1	S	19.7		4.3	0.44		41			1
84P02715	28-46	Btknz2	S	22.6		4.3	0.44		36			1
84P02716	46-81	Btknz3	S	28.4		7.2	0.38		24	1.52	0.034	tr
84P02717	81-99	Btknz4	S	25.4		5.5	0.46		29			tr
84P02718	99-117	Bcnz1	S	16.5		3.2	0.53		48			1
84P02719	117-152	Bcnz2	S	17.6		3.2	0.63		49			7
84P02720	152-165	Btknz5	S	24.4		2.3	0.80		12	1.30	0.095	tr

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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
84P02711	0-3	Anz	S	8.6		0.21				2	100*	100			1.38			1.78	7
84P02712	3-13	Enz	S	9.3		0.15				1	100*	100			1.15			2.43	38
84P02713	13-20	BAnz	S	9.4		0.20				6	100*	100			0.62			5.82	64
84P02714	20-28	Btknz1	S	9.5		0.21				10	100*	100			0.49			8.05	79
84P02715	28-46	Btknz2	S	9.3		0.15				14	100*	100			0.41			16.15	98
84P02716	46-81	Btknz3	S	9.0		0.17				19	100*	100			0.40			27.70	100*
84P02717	81-99	Btknz4	S	9.0		0.17				15	100*	100			0.56			25.60	100*
84P02718	99-117	Bcnz1	S	8.9		0.14				8	100*	100			0.78			25.30	92
84P02719	117-152	Bcnz2	S	8.8		0.14				17	100*	100			0.59			28.90	100*
84P02720	152-165	Btknz5	S	8.8		0.16				26	100*	100			0.90			28.10	100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.
^*ESP set to 100, Na exceeds measured exchange capacity.

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.54	(NA)
Clay, carbonate free, Weighted Average	19	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	31	% wt
Volume, >2mm, Weighted Average	1	% vol
Clay, total, Weighted Average	25	% wt
Weighted averages based on control section: 20-70 cm