*** Taxonomy Characterization Data ***

Pedon ID: S1955CA081013

( San Mateo, California )

Print Date: Nov 13 2024 2:41PM

Sampled as on May 17, 1955:	Lobitos
Revised to correlated:	LOBITOS ; Fine-silty, mixed, mesic Typic Argixerolls

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1955CA081013   Lat: 37° 24' 10.00" north  Long: 122° 22' 7.01" west  MLRA: 4	Riverside Soil Survey Laboratory
	-	Pedon No.	40A3021	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Riverside, California

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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
40A23709	0-23	A1	S	22.2			0.68		2			--
40A23710	23-46	A2	S	25.1			0.60		2			--
40A23711	46-74	B	S	31.1			0.54		2			--
40A23712	74-86	C	S	25.9			0.66		2			--

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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

%

6A1a

40A23709

0-23

A1

S

2.84

77

40A23710

23-46

A2

S

1.44

81

40A23711

46-74

B

S

0.77

83

40A23712

74-86

C

S

0.54

86

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Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, carbonate free, Weighted Average	28	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	2	% wt
Volume, >2mm, Weighted Average	24	% vol
Clay, total, Weighted Average	28	% wt
Weighted averages based on control section: 25-86 cm