*** Taxonomy Characterization Data ***

Pedon ID: 91CA077002

( San Joaquin, California )

Print Date: May 18 2024 11:09AM

Sampled as on May 30, 1991:	Tokay ; Coarse-loamy, mixed, thermic Typic Haploxerolls
Revised to correlated on Jun 1, 1992:	(unnamed) ; Coarse-loamy, mixed, superactive, thermic Typic Xerochrept

				United States Department of Agriculture
SSL	-	Project	CP91CA178   1992 TOUR	Natural Resources Conservation Service
	-	Site ID	S1991CA077002   Lat: 38° 7' 2.00" north  Long: 121° 13' 54.99" west  MLRA: 17	National Soil Survey Center
	-	Pedon No.	91P0767	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

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
91P04430	0-5	Ap1	S	7.1	2.3		0.52		50
91P04431	5-10	Ap2	S	7.5	2.0		0.52		51	1.51	0.007
91P04432	10-30	A1	S	7.6	2.6		0.49		50	1.77	0.002
91P04433	30-48	A2	S	7.9	4.2		0.44		43	1.62	--
91P04434	48-77	AB	S	7.5	3.1		0.47		45	1.57	--
91P04435	77-111	Bt1	S	7.3	3.5		0.48		46	1.58	0.006
91P04436	111-150	Bt2	S	7.3	3.5		0.48		45	1.60	0.002
91P04437	150-163	C	S	6.2	3.1		0.55		44	1.67	0.004
91P04438	0-5	Ap1	S	6.5	2.4		0.62		53	1.49	--
91P04439	5-10	Ap2	S	7.0	2.7		0.63		52
91P04440	10-30	A1	S	6.8	2.7		0.59		52	1.58	0.004

---

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	6A2d		8J	6E1g	5C1	5C3	6S4		8D1			8A3a	5D2
91P04430	0-5	Ap1	S	5.9		1.25	1.15	0.29	0.08		100*	75	7		1.03				1
91P04431	5-10	Ap2	S	5.9		1.23	1.16	0.25	0.05		100*	75	11		1.01				1
91P04432	10-30	A1	S	6.3		0.52	0.45	0.26	0.03		100*	85	13		0.74				2
91P04433	30-48	A2	S	6.4		0.31	0.29	0.20	0.02		100*	85	13		0.58				4
91P04434	48-77	AB	S	6.5		0.28	0.24	0.19	0.02		100*	92	11		0.61				7
91P04435	77-111	Bt1	S	6.7		0.22	0.16	0.21	0.02		100*	88	11		0.64				4
91P04436	111-150	Bt2	S	6.9		0.16	0.13	0.17	0.01		100*	84	13		0.67				4
91P04437	150-163	C	S	7.1		0.16	0.09	0.15	0.03		100*	90	7		0.98				3
91P04438	0-5	Ap1	S	6.0		1.38	1.35			4	100*	75	7		1.26			0.61	1
91P04439	5-10	Ap2	S	6.6		1.96	1.35				100*	81	7		1.20				2
91P04440	10-30	A1	S	7.3		1.12	1.03				100*	90	7		1.12				3
91P04441	0-0		S			10.26	9.63
91P04442	0-0		S			1.61	1.59
91P04443	0-0		S			1.12	1.02
91P04444	0-0		S			1.07	0.95
91P04445	0-0		S			1.12	0.99

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.62	(NA)
Clay, carbonate free, Weighted Average	8	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	45	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	8	% wt
Weighted averages based on control section: 25-100 cm