*** Primary Characterization Data ***

Pedon ID: S11TX307018

( McCulloch, Texas )

Print Date: Apr 21 2025 1:08PM

Sampled as on Jul 27, 2011:	Pebblepoint ; Clayey-skeletal, mixed, active, thermic Pachic Argiustoll
Revised to correlated on Nov 2, 2011:	Pebblepoint ; Clayey-skeletal, smectitic, thermic Pachic Argiustolls

				United States Department of Agriculture
SSL	-	Project	C2011USTX185   TX307 09/2011	Natural Resources Conservation Service
	-	Site ID	S11TX307018   Lat: 31° 11' 32.83" north  Long: 99° 5' 50.05" west  MLRA: 81C	National Soil Survey Center
	-	Pedon No.	11N8433	Kellogg Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
11N08608	A	A	0-15	S11TX307018-1			CL	C
11N08609	Bw1	Bw1	15-54	S11TX307018-2			GR-C	C
11N08610	Bw2	Bw2	54-90	S11TX307018-3			GRX-C	C
11N08611	Bt	Bt	90-118	S11TX307018-4			CBV-C	C

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	40	% wt
Volume, >2mm, Weighted Average	19	% vol
Clay, total, Weighted Average	68	% wt
Clay, carbonate free, Weighted Average	68	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4	0.61	(NA)
Weighted averages based on control section: 90-118 cm

---

PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
					3A1a1a				3A1a1a	3A1a1a		3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a
11N08608	0-15	A	S	c	43.6	32.0	24.4			19.8	12.2	3.7	6.4	6.4	5.1	2.8	13	8	1	38	22
11N08609	15-54	Bw1	S	c	50.7	29.3	20.0			17.0	12.3	2.1	3.3	4.7	4.3	5.6	27	35	--	69	62
11N08610	54-90	Bw2	S	c	63.3	20.8	15.9			12.9	7.9	2.9	3.3	2.8	3.3	3.6	9	20	4	42	33
11N08611	90-118	Bt	S	c	68.1	15.8	16.1		--	11.2	4.6	2.7	3.2	2.9	3.6	3.7	6	16	9	40	31

*** Primary Characterization Data ***

Pedon ID: S11TX307018

( McCulloch, Texas )

Print Date: Apr 21 2025 1:08PM

Sampled As	:	Pebblepoint		Clayey-skeletal, mixed, active, thermic Pachic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  11N8433

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				DbWR1	DbWR1				DbWR1	3C2a1a		3D1
11N08608	0-15	A	S	1.24	1.51	0.059			29.4	18.6		1.038		0.12		0.79	0.43
11N08609	15-54	Bw1	S	1.17	1.45	0.041			29.0	19.2		1.045		0.07		0.72	0.38
11N08610	54-90	Bw2	S							21.9		1.059				0.68	0.35
11N08611	90-118	Bt	S							25.8		1.064				0.61	0.38

---

Water Content

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

(- - Atterberg - -)

(- - - - - Bulk Density - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)

(- - - Limits - - -)

Field

Recon

Recon

Field

Recon

(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)

LL

PI

33

Oven

33

6

10

33

100

200

500

Depth

kPa

Dry

kPa

kPa

kPa

kPa

kPa

kPa

kPa

Layer

(cm)

Horz

Prep

pct <0.4mm

(- - - - - - - - g cm-3 - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)

3C1e1a

11N08608

0-15

A

S

25.4

11N08609

15-54

Bw1

S

26.6

11N08610

54-90

Bw2

S

30.9

11N08611

90-118

Bt

S

33.2

---

Carbon  &  Extractions				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-
				(- - - - - Total - - - - -)			Est	OC	C/N	(- - - Dith-Cit Ext - - -)			(- - - - - - Ammonium Oxalate Extraction - - - - - -)						(- - - Na Pyro-Phosphate - - -)
	Depth			C	N	S	OC	(WB)	Ratio	Fe	Al	Mn	Al+½Fe	ODOE	Fe	Al	Si	Mn	C	Fe	Al	Mn
Layer	(cm)	Horz	Prep	(- - - - - - - - - - % of <2 mm - - - - - - - - - -)						(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)								mg kg-1	(- - - - - - % of < 2mm - - - - -)
				4H2a	4H2a	4H2a
11N08608	0-15	A	S	4.19	0.40	0.02	4.2		11
11N08609	15-54	Bw1	S	2.16	0.14	0.02	2.2		15
11N08610	54-90	Bw2	S	1.67	0.18	--	1.6		9
11N08611	90-118	Bt	S	1.05	0.05	--	0.8		18

*** Primary Characterization Data ***

Pedon ID: S11TX307018

( McCulloch, Texas )

Print Date: Apr 21 2025 1:08PM

Sampled As	:	Pebblepoint		Clayey-skeletal, mixed, active, thermic Pachic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  11N8433

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				4B1a1a	4B1a1a	4B1a1a	4B1a1a		4B2b1a1				4B1a1a
11N08608	0-15	A	S	30.7*	3.1	--	2.9	36.7	7.1				34.4				100
11N08609	15-54	Bw1	S	33.2*	2.4	--	1.6	37.2	7.3			44.5	36.3			84	100
11N08610	54-90	Bw2	S	42.1*	1.7	tr	1.0	44.8	7.0				43.3				100
11N08611	90-118	Bt	S	64.4*	1.2	--	1.1	66.7					41.6				100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

---

Salt

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

-20-

(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)

1:2

Total

Elec

Elec

Exch

Depth

Ca

Mg

Na

K

CO3

HCO3

F

Cl

PO4

Br

OAC

SO4

NO2

NO3

H2O

Salts

Cond

Cond

Na

SAR

Layer

(cm)

Horz

Prep

(- - - - - mmol(+) L-1 - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)

(- - - - % - - - -)

(- - dS m-1 - -)

%

11N08608

0-15

A

S

--

11N08609

15-54

Bw1

S

--

11N08610

54-90

Bw2

S

tr

11N08611

90-118

Bt

S

--

---

pH  &  Carbonates

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)

(- - Carbonate - -)

(- - Gypsum - - -)

CaCl2

As CaCO3

As CaSO4*2H2O

Resist

Depth

0.01M

H2O

Sat

<2mm

<20mm

<2mm

<20mm

ohms

Layer

(cm)

Horz

Prep

KCl

1:2

1:1

Paste

Oxid

NaF

(- - - - - - - - - - - - % - - - - - - - - - - -)

cm-1

4C1a2a

4C1a2a

4E1a1a1a1

11N08608

0-15

A

S

6.7

7.0

tr

11N08609

15-54

Bw1

S

6.3

6.8

--

11N08610

54-90

Bw2

S

6.6

7.1

tr

11N08611

90-118

Bt

S

7.6

7.8

2

*** Primary Characterization Data ***

Pedon ID: S11TX307018

( McCulloch, Texas )

Print Date: Apr 21 2025 1:08PM

Sampled As	:	Pebblepoint		Clayey-skeletal, mixed, active, thermic Pachic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  11N8433

---

Phosphorus

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)

KCl

Melanic

NZ

Acid

Anion Exch Resin

Bray

Bray

Olsen

H2O

Citric

Mehlich

Extr

Depth

Index

Oxal

Available

Capacity

1

2

Acid

III

NO3

Layer

(cm)

Horz

Prep

%

(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)

4D6a1

11N08608

0-15

A

S

101.9

11N08609

15-54

Bw1

S

58.7

---

Trace Elements Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Ag	As	Ba	Be	Cd	Co	Cr	Cu	Mn	Mo		Hg
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg		ug/kg
				4H1a	4H1a	4H1a	4H1a	4H1a	4H1a	4H1a	4H1a	4H1a	4H1a		4H1a
11N08609	15-54	Bw1	HM	0.23	16.75	226.59	1.82	0.74	9.85	116.11	21.67	543.64	2.02		14
11N08610	54-90	Bw2	HM	0.25	20.09	263.54	2.28	0.56	10.17	115.23	20.94	490.53	1.80		20
11N08611	90-118	Bt	HM	0.17	22.44	275.50	2.80	0.53	10.67	115.28	22.52	354.56	2.43		33

---

Trace Elements Tier 2				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
	Depth			Ni	P	Pb	Sb	Se	Sn	Sr	Tl	V	W	Zn
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	ug/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg
				4H1a	4H1a	4H1a	4H1a	4H1a	4H1a	4H1a		4H1a	4H1a	4H1a
11N08609	15-54	Bw1	HM	46.34	1529.41	19.48	0.64	909.72	1.37	34.22		84.17	--	120.81
11N08610	54-90	Bw2	HM	51.45	1119.71	21.78	0.70	723.29	1.92	36.07		97.01	--	130.88
11N08611	90-118	Bt	HM	72.77	712.89	22.73	1.04	620.50	2.29	36.98		103.49	--	156.02

---

Major Elements				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Al	Ca	Fe	K	Mg	Mn	Na	P	Si	Sr	Ti	Zr
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg
				4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b
11N08609	15-54	Bw1	HM	52791	10547	25910	12436	5253	620	1530	1739	285403	62	2781	109
11N08610	54-90	Bw2	HM	64902	10159	31881	13112	6048	589	1199	1314	266322	58	2866	115
11N08611	90-118	Bt	HM	80973	16946	40167	14550	6389	452	758	904	261237	58	3041	131

*** Primary Characterization Data ***

Pedon ID: S11TX307018

( McCulloch, Texas )

Print Date: Apr 21 2025 1:08PM

Sampled As	:	Pebblepoint		Clayey-skeletal, mixed, active, thermic Pachic Argiustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  11N8433

---

Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

7A1b1

7A2a

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

11N08610

54.0-90.0

Bw2

tcly

MT 3

MI 2

KK 2

QZ 1

KK 35

SMEC

11N08611

90.0-118.0

Bt

tcly

MT 2

MI 2

KK 2

KK 34

SMEC

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MT Montmorillonite	QZ Quartz

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

INTERPRETATION (BY HORIZON):
SMEC - Smectitic