*** Taxonomy Characterization Data ***

Pedon ID: S09TX307004

( McCulloch, Texas )

Print Date: May 23 2024 5:16AM

Sampled as on Apr 20, 2009:	Mereta ; Clayey, mixed, superactive, thermic, shallow Petrocalcic Calciustoll
Revised to correlated on Oct 26, 2010:	Mereta ; Loamy, mixed, superactive, thermic, shallow Petrocalcic Calciustolls

				United States Department of Agriculture
SSL	-	Project	C2009USTX089   KSSPO Sampling Project	Natural Resources Conservation Service
	-	Site ID	S2009TX307004   Lat: 31° 12' 27.95" north  Long: 99° 13' 35.93" west  MLRA: 81B	National Soil Survey Center
	-	Pedon No.	09N0840	Kellogg 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		3A1a1a				DbWR1
09N02917	0-16	Ap	S	35.5		5.4	0.44		20	1.30	0.070	1
09N02918	16-40	A	S	40.3		9.4	0.42		18	1.31	0.067	2
09N02919	40-47	Bkm	S						--			--
09N02919	40-47	Bkm	GP	27.6		21.7
09N02920	47-97	Bk1	S	26.9		17.9	0.25	16.2	20	1.38	0.007	7
09N02921	97-155	Bk2	S	18.9		8.9	0.30		52	1.35	0.008	21
09N02922	155-203	Bk3	S	30.5		8.7	0.34		33	1.20	0.031	11

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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	%
				4C1a2a			4H2a			4E1a1a1a1								4F2
09N02917	0-16	Ap	S	8.1			4.58			20	100*				0.67			0.75	tr
09N02918	16-40	A	S	8.1			4.64			24	100*				0.65				tr
09N02919	40-47	Bkm	GP	8.3			10.42			82
09N02920	47-97	Bk1	S	8.3			9.76			80	100*				0.29				tr
09N02921	97-155	Bk2	S	8.3			9.13			74	100*				0.41				tr
09N02922	155-203	Bk3	S	8.2			6.37			51	100*				0.50				1

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

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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

%

09N02919

40-47

Bkm

GP

100*

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

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Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	19	% wt
Volume, >2mm, Weighted Average	2	% vol
Clay, total, Weighted Average	38	% wt
Clay, carbonate free, Weighted Average	31	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 1	0.65	(NA)
Weighted averages based on control section: 0-40 cm