*** Taxonomy Characterization Data ***

Pedon ID: S1969CA061021

( Placer, California )

Print Date: Mar 5 2026 2:35AM

Sampled as on May 7, 1969:	San Joaquin
Revised to correlated:	San Joaquin ; Fine-loamy, mixed, superactive, thermic Abruptic Durixeralfs

				United States Department of Agriculture
SSL	-	Project	NL69CA006   PLACER COUNTY	Natural Resources Conservation Service
	-	Site ID	S1969CA061021   Lat: 38° 52' 42.00" north  Long: 121° 23' 7.00" west  MLRA: 17	National Soil Survey Center
	-	Pedon No.	69C0026	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
69C00123	0-23	Ap	S	11.5	4.9		0.46		40	1.52	0.009	--
69C00124	23-33	A	S	13.0			0.48		39	1.62	0.014	--
69C00125	33-46	Bt1	S	36.3	24.4		0.50		39	1.44	0.091	--
69C00126	46-61	Bt2	S	28.5			0.53		49	1.49	0.057	--
69C00127	61-79	Bqm11	S				0.84			1.64	0.012	--
69C00127	61-79	Bqm11	GP	15.9
69C00128	79-100	Bqm12	S				1.43			1.67	0.006	--
69C00128	79-100	Bqm12	GP	8.9
69C00129	100-120	Bqm2	S				1.41			1.62	0.004	--
69C00129	100-120	Bqm2	GP	9.0
69C00130	120-170	Bqm3	S				1.81			1.37	0.014	--
69C00130	120-170	Bqm3	GP	6.9

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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			8D1				5D2
69C00123	0-23	Ap	S	5.5		0.45					80	100			0.80				1
69C00124	23-33	A	S	5.6		0.30					79	78			0.82				1
69C00125	33-46	Bt1	S	6.0		0.23					100*	100			0.82				2
69C00126	46-61	Bt2	S	6.3		0.10					98	100			0.99				2
69C00127	61-79	Bqm11	S												1.71
69C00127	61-79	Bqm11	GP	6.9															2
69C00128	79-100	Bqm12	S												3.00
69C00128	79-100	Bqm12	GP	7.5															2
69C00129	100-120	Bqm2	S												2.96
69C00129	100-120	Bqm2	GP	7.6															3
69C00130	120-170	Bqm3	S												3.99
69C00130	120-170	Bqm3	GP	6.9															3

^*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	0.91	(NA)
Clay, carbonate free, Weighted Average	32	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	44	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	32	% wt
LE, Whole Soil, Summed to 1m	3	cm/m
Weighted averages based on control section: 33-60 cm