*** Taxonomy Characterization Data ***

Pedon ID: S1972TX093001

( Comanche, Texas )

Print Date: Oct 1 2026 2:01AM

Sampled as on Apr 27, 2010:	Abilene
Revised to correlated:	Abilene ; Fine, mixed, superactive, thermic Pachic Argiustolls

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1972TX093001   Lat: 31° 49' 28.00" north  Long: 98° 28' 37.00" west  MLRA: 84B	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A4612	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

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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	3A1a1a
40A35137	0-15	Ap	S	20.7	13.4		0.43		26			--
40A35138	15-56	Bt1	S	34.3	26.5		0.48		19			--
40A35139	56-86	Bt2	S	36.4	25.8	--	0.48		19			--
40A35140	86-122	Bk1	S	37.7		2.0	0.45		21			--
40A35141	122-157	Bk2	S	25.4		--	0.49		52			15

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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

%

NK

NK

40A35137

0-15

Ap

S

0.81

40A35138

15-56

Bt1

S

0.78

--

40A35139

56-86

Bt2

S

0.67

1

40A35140

86-122

Bk1

S

0.39

7

40A35141

122-157

Bk2

S

0.15

28

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Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, total, Weighted Average	35	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	19	% wt
Clay, carbonate free, Weighted Average	35	% wt
Weighted averages based on control section: 15-65 cm