*** Taxonomy Characterization Data ***

Pedon ID: S1973AZ009005

( Graham, Arizona )

Print Date: Apr 27 2024 8:40PM

Sampled as on Oct 30, 1973:	Pelona
Revised to correlated:	unnamed ; Fine, montmorillonitic, thermic Abruptic Durargids

				United States Department of Agriculture
SSL	-	Project	NL73AZ015   SAN SIMON	Natural Resources Conservation Service
	-	Site ID	S1973AZ009005   Lat: 32° 47' 3.39" north  Long: 109° 30' 5.36" west	National Soil Survey Center
	-	Pedon No.	73C0126	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			4A1d
73C00841	0-3	A	S	11.9			0.51		63			19
73C00842	3-8	E	S	13.7			0.48		54	1.61	0.017	8
73C00843	8-15	Bt1	S	38.9			0.34		37			3
73C00844	15-29	Bt21	S	41.8			0.38		33	1.28	0.058	2
73C00845	29-46	Bt22	S	36.1			0.40		35			1
73C00846	46-60	Bt23	S	36.1			0.41		38	1.27	0.050	4
73C00847	60-102	B1	S	17.3			0.57		76			28
73C00848	102-137	B2	S	14.0			0.61		77	1.40	0.012	27
73C00849	137-170	C	S	18.0			0.59		75			33

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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				5D2
73C00841	0-3	A	S	7.5		0.34					100*	100			1.09				2
73C00842	3-8	E	S	7.7		0.16					100*	100			1.07				4
73C00843	8-15	Bt1	S	7.7		0.22					100*	100			0.71				6
73C00844	15-29	Bt21	S	8.1		0.24				1	100*	100			0.71				13
73C00845	29-46	Bt22	S	8.2		0.18				4	100*	100			0.72				29
73C00846	46-60	Bt23	S	8.1		0.23				7	100*	100			0.74				31
73C00847	60-102	B1	S	8.3		0.04				10	100*	100			1.38				34
73C00848	102-137	B2	S	8.3		0.04				3	100*	100			1.52				35
73C00849	137-170	C	S	8.0						5	100*	100			1.26				34

^*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	0.72	(NA)
Clay, carbonate free, Weighted Average	38	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	35	% wt
Volume, >2mm, Weighted Average	2	% vol
Clay, total, Weighted Average	38	% wt
Weighted averages based on control section: 8-58 cm