*** Taxonomy Characterization Data ***

Pedon ID: 77AZ005001

( Coconino, Arizona )

Print Date: Nov 12 2024 3:48AM

Sampled as on Sep 29, 1977:	Cabezon ; Clayey, montmorillonitic, mesic Lithic Argiustolls
Revised to SSL:	(unnamed) ; Clayey, montmorillonitic, mesic Lithic Argiustoll

				United States Department of Agriculture
SSL	-	Project	CP78AZ010   COCONINO COUNTY	Natural Resources Conservation Service
	-	Site ID	S1977AZ005001   Lat: 35° 23' 19.00" north  Long: 112° 47' 39.00" west	National Soil Survey Center
	-	Pedon No.	78P0032	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			8D1			4A1d
78P00242	0-8	A	S	23.7			0.55		55			41
78P00243	8-15	Bt1	S	38.8			0.46		37			22
78P00244	15-38	Bt2	S	57.2			0.48		29	1.23	0.089	29

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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

%

8C1a

6A1c

6E1b

5C1

5C3

8D1

5D2

78P00242

0-8

A

S

7.9

1.35

tr

100*

95

1.13

tr

78P00243

8-15

Bt1

S

7.7

1.09

100*

93

0.96

1

78P00244

15-38

Bt2

S

7.4

1.01

100*

92

0.85

tr

^*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	0.88	(NA)
Clay, carbonate free, Weighted Average	53	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	31	% wt
Volume, >2mm, Weighted Average	28	% vol
Clay, total, Weighted Average	53	% wt
Weighted averages based on control section: 8-38 cm