*** Taxonomy Characterization Data ***

Pedon ID: 97CA071012

( San Bernardino, California )

Print Date: Nov 25 2024 12:03AM

Sampled as on Mar 22, 1995:	Pipeflat ; Loamy, mixed, thermic Arenic Haplargid
Revised to correlated:	Pipeflat ; Loamy, mixed, superactive, thermic Arenic Haplargids

				United States Department of Agriculture
SSL	-	Project	CP97CA093   29 PALMS CALIFORNIA	Natural Resources Conservation Service
	-	Site ID	S1997CA071012   Lat: 34° 20' 48.99" north  Long: 116° 18' 10.31" west  MLRA: 30	National Soil Survey Center
	-	Pedon No.	97P0426	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			4A1d			7B1a2
97P02633	0-1	A1	S	1.0			0.90		91			8
97P02634	1-10	A2	S	1.2			1.17		86			1	38
97P02635	10-31	A3	S	1.7			0.71		84	1.59	0.010	1
97P02636	31-71	A4	S	2.9			0.55		82	1.63	0.010	1
97P02637	71-86	2Btk1	S	13.0			0.40		67	1.69	0.017	2	35
97P02638	86-116	2Btk2	S	9.3		0.7	0.42		68	1.72	0.011	2
97P02639	116-150	2C1	S	4.5			0.49		79	1.69	0.002	1
97P02640	150-168	2C2	S	8.3			0.46		74	1.64	0.010	1
97P02641	168-176	2Ck1	S	9.6		5.3	0.39		60	1.53	0.009	1
97P02642	176-200	2Ck2	S	4.5			0.58		79	1.63	0.006	1

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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	6A2e			6E1g	5C1	5C3			8D1			8A3a	5D2
97P02633	0-1	A1	S	8.2		0.03	0.05			--	100*	97			2.00				25
97P02634	1-10	A2	S	8.4		0.08	0.13			tr	100*	100			2.17				19
97P02635	10-31	A3	S	8.5		0.08	0.12			1	100*	97			1.65				14
97P02636	31-71	A4	S	8.7		0.06	0.11			--	100*	100			1.10				13
97P02637	71-86	2Btk1	S	8.7		0.07	0.17			1	100*	100			0.74				8
97P02638	86-116	2Btk2	S	8.9		0.07	0.18			1	100*	100			0.80				14
97P02639	116-150	2C1	S	9.2		0.03	0.02			tr	100*	100			1.00				20
97P02640	150-168	2C2	S	9.3		0.03	0.04			tr	100*	100			0.83				23
97P02641	168-176	2Ck1	S	9.2		0.08	2.13			16	100*	100			0.51			1.62	29
97P02642	176-200	2Ck2	S	9.2		0.01	0.03			tr	100*	100			1.02			1.16	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	0.82	(NA)
Clay, carbonate free, Weighted Average	10	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	68	% wt
Volume, >2mm, Weighted Average	2	% vol
Clay, total, Weighted Average	11	% wt
Weighted averages based on control section: 71-116 cm