*** Taxonomy Characterization Data ***

Pedon ID: S77-CA-47-137x

( Siskiyou, California )

Print Date: Jan 17 2026 5:23PM

Sampled as on Feb 28, 2009:	UNNAMED ; Fine-loamy, mixed, mesic Duric Haplargids
Revised to :

				State of California
SSL	-	Project	UCD201101   UCDavis_2011_project_1	One Shields Ave
	-	Site ID	S1977-CA-47-137x   Lat: 41° 55' 20.14" north  Long: 121° 56' 45.10" west  MLRA: 21	Dept. LAWR: CA Soil Resource Lab
	-	Pedon No.	UCD7747137	University of California at Davis
	-	General Methods 1B1A, 2A1, 2B		Davis, CA 95616

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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
				hyd1	hyd1
UCD02951	0-10	A1	S	7.1	3.6		1.18			1.70
UCD02952	10-23	B21t	S	15.7	9.2		0.90			1.60
UCD02953	23-51	B22t	S	18.5	13.0		1.18			1.40
UCD02954	51-112	B23tsi	S	19.4	13.3		1.03			1.40

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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

%

6A1

UCD02951

0-10

A1

S

0.49

1.35

60

UCD02952

10-23

B21t

S

0.40

1.24

98

UCD02953

23-51

B22t

S

0.41

1.63

100*

UCD02954

51-112

B23tsi

S

0.44

1.45

100*

^*ESP set to 100, Na exceeds measured exchange capacity.

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