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*** Taxonomy Characterization Data ***

Pedon ID: S1966CA093010

( Siskiyou, California )

Print Date: Sep 25 2024 9:29AM

Sampled as on May 24, 1966:	Stoner
Revised to correlated:	Stoner ; Coarse-loamy, mixed, active, mesic Typic Xerochrepts

				United States Department of Agriculture
SSL	-	Project	NL40001 SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1966CA093010 Lat: 41° 25' 54.00" north Long: 122° 47' 22.00" west MLRA: 21	Riverside Soil Survey Laboratory
	-	Pedon No.	40A2991	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Riverside, California

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						4A1f

40A23535	0-3	A1	S	9.4			0.69		61			26
40A23536	3-8	A2	S	12.5			0.46		55			23
40A23537	8-30	Cr	S	13.0			0.50		49	1.54	0.005	17
40A23538	30-53	B1	S	13.7			0.47		49	1.63	0.003	19
40A23539	53-69	B2	S	12.7			0.50		51	1.71	0.003	19
40A23540	69-91	B3	S	12.2			0.52		52	1.80	0.006	22
40A23541	91-152	C	S	21.5			0.39		51			72

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													5D2

40A23535	0-3	A1	S	6.4		2.30					93	78			1.12				1
40A23536	3-8	A2	S	6.4		1.52					88	74			0.77				1
40A23537	8-30	Cr	S	6.0		0.86					87	74			0.75				1
40A23538	30-53	B1	S	5.9		0.53					77	65			0.56				1
40A23539	53-69	B2	S	5.9		0.28					74	65			0.55				1
40A23540	69-91	B3	S	5.8		0.20					78	67			0.56				1
40A23541	91-152	C	S	5.9		0.26					81	74			0.42				1
40A23542	0-15	A	S	6.5		1.52

Pedon Calculations
Calculation Name	Result	Units of Measure

CEC Activity, CEC7/Clay, Weighted Average	0.55	(NA)
Clay, carbonate free, Weighted Average	14	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	51	% wt
Volume, >2mm, Weighted Average	26	% vol
Clay, total, Weighted Average	14	% wt

Weighted averages based on control section: 25-100 cm

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