*** Supplementary Characterization Data ***

Pedon ID: S1957CA013003

( Contra Costa, California )

Print Date: Nov 21 2024 12:03PM

Sampled as on May 30, 1957:	Piper ; Coarse-loamy, mixed, calcareous, thermic Aeric Halaquepts
Revised to correlated on Mar 16, 2016:	Piper ; Mixed, calcareous, thermic Aquic Xeropsamments

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1957CA013003   Lat: 37° 59' 51.99" north  Long: 121° 36' 26.99" west  MLRA: 17	Riverside Soil Survey Laboratory
	-	Pedon No.	40A2978	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Riverside, California

---

Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-	-21-	-22-	-23-	-24-	-25-
				(- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -)													(- - - - - Cumulative Curve Fractions - - - - -) (<75mm)								( Atter- )		( Gradation )
				Percentage Passing Sieve													USDA Less Than Diameters (mm) at								berg		Uni-	Cur-
	Depth			3	2	3/2	1	3/4	3/8	4	10	40	200	20	5	2	1.	.5	.25	.10	.05	60	50	10	LL	PI	fmty	vtur
Layer	(cm)	Horz	Prep	(-------------------Inches-------------------)						(---------Number---------)				(------Microns----)			(---------Millimeter----------)					(-----Percentile---)			(----%----)		CU	CC
40A23455	0-5	A	S	100	100	100	100	100	100	100	100	91	24	17	12	9	100	95	79	28	20	0.18	0.149	0.002			74.1	25.4
40A23456	5-20	AC	S	100	100	100	100	100	100	100	100	89	27	19	14	10	100	93	75	29	23	0.19	0.152	0.002			99.2	29.5
40A23457	20-66	C1	S	100	100	100	100	100	100	100	100	90	19	14	12	10	100	95	76	22	16	0.19	0.161	0.002			99.5	36.2
40A23458	66-112	C2	S	100	100	100	100	100	100	100	100	88	16	11	8	7	100	93	72	18	12	0.20	0.171	0.013			15.7	5.7
40A23459	112	C3	S	100	100	100	100	100	100	100	100	87	12	7	5	5	100	93	70	15	8	0.21	0.180	0.060			3.5	1.3

---

Tier 2				-26-	-27-	-28-	-29-	-30-	-31-	-32-	-33-	-34-	-35-	-36-	-37-	-38-	-39-	-40-	-41-	-42-	-43-	-44-	-45-	-46-	-47-	-48-	-49-	-50-
				(- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -)														(- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -)									(- - Void - -)
				Whole Soil (mm)								<75 mm Fraction						Whole Soil				<2 mm Fraction					Ratios
				>2	250	250	75	75	20	5		75	75	20	5			Soil Sur		Engineering		Soil Survey			Engineering		At 33 kPa
	Depth				-UP	-75	-2	-20	-5	-2	<2	-2	-20	-5	-2	<2		33	Oven	Moist	Satur	33	1500	Oven	Moist	Satur	Whole	<2
Layer	(cm)	Horz	Prep	(------------------- % of Whole Soil ------------------)								(--------- % of <75 mm ---------)						kPa	-dry		-ated	kPa	kPa	-dry		-ated	Soil	mm
													3B1	3B1	3B1
40A23455	0-5	A	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
40A23456	5-20	AC	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
40A23457	20-66	C1	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
40A23458	66-112	C2	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451
40A23459	112	C3	S	--	--	--	--	--	--	--	100	--	--	--	--	100		1.451

¹The whole-soil bulk density was not measured. It was calculated using 1.45 g/cc as the 1/3-bar bulk density of the less-than-2-mm fraction for mineral soils.

*** Supplementary Characterization Data ***

Pedon ID: S1957CA013003

( Contra Costa, California )

Print Date: Nov 21 2024 12:03PM

Sampled As	:	Piper		Coarse-loamy, mixed, calcareous, thermic Aeric Halaquepts
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A2978

---

Tier 3				-51-	-52-	-53-	-54-	-55-	-56-	-57-	-58-	-59-	-60-	-61-	-62-	-63-	-64-	-65-	-66-	-67-	-68-	-69-	-70-	-71-	-72-	-73-	-74-	-75-
				(- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -)													C	(- - - - - - - Ratios To Clay - - - - - -)					(- - Linear Extensiblity - -)				(- - WRD - -)
				Whole Soil (mm) At 33 kPa													/N	<2 mm Fraction					Whole Soil		<2 mm		Whole	<2
				>2	250	250	75	75	20	5		2-	.05-	LT	Pores		Rat	Fine	CEC		1500	LEP	33 kPa		to %		Soil	mm
	Depth				-UP	-75	-2	-20	-5	-2	<2	.05	.002	.002	D	F	-io	Clay	Sum	NH4-	kPa	33	1500	Oven	1500	Oven
Layer	(cm)	Horz	Prep	(----------------------------- % of Whole Soil ---------------------------)															Cats	OAC	H2O	kPa	kPa	-dry	kPa	-dry	(---in3/in3---)
40A23455	0-5	A	S	--	--	--	--	--	--	--	100	44	6	5	45						1.53
40A23456	5-20	AC	S	--	--	--	--	--	--	--	100	42	7	6	45						0.89
40A23457	20-66	C1	S	--	--	--	--	--	--	--	100	46	3	6	45						0.45
40A23458	66-112	C2	S	--	--	--	--	--	--	--	100	48	3	4	45						0.50
40A23459	112	C3	S	--	--	--	--	--	--	--	100	50	2	2	45						0.62

---

Tier 4				-76-	-77-	-78-	-79-	-80-	-81-	-82-	-83-	-84-	-85-	-86-	-87-	-88-	-89-	-90-	-91-	-92-	-93-	-94-	-95-	-96-	-97-	-98-
				(- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -)															Text	PSDA (mm)			pH	Elect.		Part-
				(--------------- Whole Soil ---------------)						(------------------- <2 mm Fraction -------------------)									-ure	Sand	Silt	Clay	Ca	Res-	Con-	-icle
				>2	75	20	2-	.05-	<	(------------- Sands -------------)					(--- Silts ---)		Cl		by	2-	.05-	<	Cl2	ist.	duct	Den-
	Depth				-20	-2	.05	.002	.002	VC	C	M	F	VF	C	F	ay		PSDA	.05	.002	.002	.01M	ohms	dS m-1	sity
Layer	(cm)	Horz	Prep	(- % of >2 mm Sand and Silt -)						(------------------% of Sand and Silt -------------)									<2 mm	(---- % of 2 mm ----)			(-------- <2 mm --------)			g cm-3
																			3A1a1a	3A1a1a	3A1a1a	3A1a1a			8A1a
40A23455	0-5	A	S				88	12	10	tr	5	18	57	8	4	8	10		lfs	79.7	10.9	9.4			2.00
40A23456	5-20	AC	S				86	14	11	tr	7	21	51	7	5	10	11		fsl	77.0	12.7	10.3			1.20
40A23457	20-66	C1	S				94	6	11	tr	6	20	61	6	2	4	11		lfs	84.0	5.8	10.2			0.70
40A23458	66-112	C2	S				94	6	8		8	22	58	6	2	4	8		lfs	87.7	5.3	7.0			0.90
40A23459	112	C3	S				96	4	5		8	24	58	7	1	2	5		fs	91.8	3.7	4.5			1.40