*** Taxonomy Characterization Data ***

Pedon ID: S1971CA059011

( Orange, California )

Print Date: Nov 27 2024 10:08AM

Sampled as on Dec 18, 1971:	Modjeska
Revised to correlated:	Modjeska ; Loamy-skeletal, mixed Typic Xerochrepts

				United States Department of Agriculture
SSL	-	Project	NL71CA008   ORANGE CO.	Natural Resources Conservation Service
	-	Site ID	S1971CA059011   Lat: 33° 38' 29.00" north  Long: 117° 35' 55.00" west  MLRA: 19	National Soil Survey Center
	-	Pedon No.	71C0074	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
71C00472	0-12	Ap	S	12.5	2.8		0.52		70			35
71C00473	12-35	A	S	15.1	3.5		0.40		62	1.59	0.008	26
71C00474	35-70	Bt11	S	15.0	3.5		0.41		78	1.32	0.003	63
71C00475	70-118	Bt12	S	14.7			0.45		83	1.30	0.002	66
71C00476	118-160	Bt2	S	9.5			0.55		88			75
71C00477	160-180	C	S	6.2	0.8		0.58		92			74

---

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					5C1	5C3			8D1				5D2
71C00472	0-12	Ap	S	5.7		2.02					74	67			1.17				2
71C00473	12-35	A	S	5.9		0.80					81	74			0.90				1
71C00474	35-70	Bt11	S	6.4		0.50					81	78			0.90				2
71C00475	70-118	Bt12	S	6.6		0.30					72	72			0.86				3
71C00476	118-160	Bt2	S	6.7		0.24					82	77			1.24				3
71C00477	160-180	C	S	6.8		0.10					85	84			1.32				4

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.89	(NA)
Clay, carbonate free, Weighted Average	15	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	80	% wt
Volume, >2mm, Weighted Average	64	% vol
Clay, total, Weighted Average	15	% wt
Weighted averages based on control section: 35-85 cm