*** Primary Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Feb 16 2025 5:43AM

Sampled as on Oct 1, 1986:	Trawick ; Fine, kaolinitic, thermic Mollic Hapludalf
Revised to correlated:	Trawick ; Fine, mixed, superactive, thermic Typic Hapludalfs

				United States Department of Agriculture
SSL	-	Project	CP87TX028   REDLANDS-1986	Natural Resources Conservation Service
	-	Site ID	S1986TX347009   Lat: 31° 34' 37.00" north  Long: 94° 33' 37.01" west  MLRA: 133B	National Soil Survey Center
	-	Pedon No.	87P0083	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
87P00490	Ap	Ap	0-15				L	SCL
87P00491	Bt1	Bt1	15-33				C	SC
87P00492	Bt2	Bt2	33-60				C	SCL
87P00493	BC	BC	60-77				CL	SL
87P00494	C	C	77-100					COSL
87P00495	Cr1	CR1	100-145					COSL
87P00496	Cr2	CR2	145-185					SL
87P00497	Cr3	CR3	185-200					SCL
87P00498	Cr1	CR1	100-145					SL
87P00499	Cr2	CR2	145-185					FSL
87P00500	Cr3	CR3	185-200					SL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.09	(NA)
Clay, carbonate free, Weighted Average	36	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	41	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	36	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 15-60 cm

*** Primary Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Feb 16 2025 5:43AM

Sampled As	:	Trawick		Fine, kaolinitic, thermic Mollic Hapludalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0083

---

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	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
87P00490	0-15	Ap	S	scl	33.5	17.1	49.4	20.6		8.5	8.6	18.0	19.6	5.9	2.6	3.3	4	3	--	36	7
87P00491	15-33	Bt1	S	sc	38.5	16.2	45.3	21.1		9.3	6.9	13.3	17.6	6.0	3.6	4.8	7	3	tr	39	10
87P00492	33-60	Bt2	S	scl	34.6	14.5	50.9	13.6		9.1	5.4	14.1	21.8	6.8	3.5	4.7	7	2	--	42	9
87P00493	60-77	BC	S	sl	15.9	12.8	71.3	4.6		8.8	4.0	9.5	29.6	13.3	10.5	8.4	5	1	--	64	6
87P00494	77-100	C	S	cosl	15.1	8.2	76.7	4.7		4.8	3.4	7.4	21.6	15.0	16.3	16.4	6	1	2	72	9
87P00495	100-145	Cr1	S	cosl	18.8	10.1	71.1			8.0	2.1	7.4	21.9	15.6	15.4	10.8	4	10	7	71	21
87P00496	145-185	Cr2	S	sl	18.4	17.7	63.9			12.4	5.3	9.4	21.9	15.5	10.7	6.4	14	43	15	87	72
87P00497	185-200	Cr3	S	scl	22.2	15.7	62.1			10.9	4.8	9.6	21.5	13.4	10.7	6.9	9	24	54	94	87
87P00498	100-145	Cr1	GP	sl	18.4	12.3	69.3			9.0	3.3	7.5	24.7	16.6	12.9	7.6
87P00499	145-185	Cr2	GP	fsl	18.1	19.3	62.6			12.1	7.2	11.1	25.4	13.7	8.4	4.0
87P00500	185-200	Cr3	GP	sl	18.4	14.1	67.5			9.7	4.4	8.6	22.8	16.0	13.0	7.1

---

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	%
				4A1d	4A1h				4B1c	3C2a1a		3D1		4C1		8D1	8D1
87P00490	0-15	Ap	S	1.20	1.36	0.041			27.5	18.5		1.033		0.10		1.01	0.55
87P00491	15-33	Bt1	S	1.27	1.50	0.054			29.9	21.0		1.041		0.11		0.95	0.55
87P00492	33-60	Bt2	S	1.24	1.42	0.044			34.6	23.0		1.044		0.14		1.17	0.66
87P00493	60-77	BC	S	1.06	1.12	0.018			47.1	33.6		1.065		0.14		3.67	2.11
87P00494	77-100	C	S	1.32	1.38	0.014			38.4	34.7		1.066		0.05		4.03	2.30
87P00495	100-145	Cr1	S	1.15	1.28	0.032			50.4	35.9		1.065		0.15		3.18	1.91
87P00496	145-185	Cr2	S	1.26	1.36	0.011			42.0	34.3		1.060		0.04		3.09	1.86
87P00497	185-200	Cr3	S	1.23	1.37	0.008			44.4	34.4		1.057		0.03		2.55	1.55
87P00498	100-145	Cr1	S													3.30	1.99
87P00498	100-145	Cr1	GP							36.6		1.066
87P00499	145-185	Cr2	S													3.10	1.96
87P00499	145-185	Cr2	GP							35.5		1.060
87P00500	185-200	Cr3	S													3.20	1.97
87P00500	185-200	Cr3	GP							36.2		1.060

*** Primary Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Feb 16 2025 5:43AM

Sampled As	:	Trawick		Fine, kaolinitic, thermic Mollic Hapludalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0083

---

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 - - - - -)
					6B3a			6A1c		6C2b	6G7a	6D2a
87P00490	0-15	Ap	S		0.240			2.66	11	11.5	0.8	0.1
87P00491	15-33	Bt1	S		0.119			1.26	11	12.9	1.0	0.1
87P00492	33-60	Bt2	S		0.100			1.02	10	13.0	1.0	0.1
87P00493	60-77	BC	S		0.087			0.79	9	12.7	1.2	0.1
87P00494	77-100	C	S					0.30		11.8	1.1	0.1
87P00495	100-145	Cr1	S					0.26		11.6	1.0	tr
87P00496	145-185	Cr2	S					0.53		10.2	0.8	tr
87P00497	185-200	Cr3	S					0.62		10.6	0.8	tr
87P00498	100-145	Cr1	GP					0.20		10.7	0.9	tr
87P00499	145-185	Cr2	GP					0.53		10.5	0.8	tr
87P00500	185-200	Cr3	GP					0.54		10.0	0.8	tr

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b		6H5a			5A3a	5A8b			5C3	5C1
87P00490	0-15	Ap	S	26.0	5.8	--	0.5	32.3	12.9			45.2	34.0			71	95
87P00491	15-33	Bt1	S	27.4	6.5	--	0.4	34.3	11.9			46.2	36.7			74	93
87P00492	33-60	Bt2	S	44.9*	7.5	--	0.4	52.8	8.9			61.7	40.6			86	100
87P00493	60-77	BC	S	53.3*	10.4	tr	0.3	64.0	10.3			74.3	58.3			86	100
87P00494	77-100	C	S	69.3*	11.7	0.1	0.4		10.9				60.9			88	100
87P00495	100-145	Cr1	S	63.4*	13.8	0.1	0.4	77.7	11.1			88.8	59.8			88	100
87P00496	145-185	Cr2	S	56.6*	15.4	0.2	0.3	72.5	11.6			84.1	56.8			86	100
87P00497	185-200	Cr3	S	64.4*	14.5	0.2	0.3		10.8				56.7			88	100
87P00498	100-145	Cr1	GP	55.9*	14.5	0.2	0.4	71.0	11.2			82.2	60.7			86	100
87P00499	145-185	Cr2	GP	47.1*	14.7	0.2	0.3	62.3	11.6			73.9	56.1			84	100
87P00500	185-200	Cr3	GP	56.1*	18.0	0.3	0.3		9.6				58.9			89	100

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

*** Primary Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Feb 16 2025 5:43AM

Sampled As	:	Trawick		Fine, kaolinitic, thermic Mollic Hapludalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0083

---

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 - -)

%

87P00490

0-15

Ap

S

--

87P00491

15-33

Bt1

S

--

87P00492

33-60

Bt2

S

--

87P00493

60-77

BC

S

--

87P00494

77-100

C

S

tr

87P00495

100-145

Cr1

S

tr

87P00496

145-185

Cr2

S

tr

87P00497

185-200

Cr3

S

tr

87P00498

100-145

Cr1

GP

tr

87P00499

145-185

Cr2

GP

tr

87P00500

185-200

Cr3

GP

1

---

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
				4C1a2a3	4C1a2a	4C1a2a				6E1g
87P00490	0-15	Ap	S	5.0	5.6	6.0
87P00491	15-33	Bt1	S	5.2	6.1	6.7
87P00492	33-60	Bt2	S	5.8	6.7	7.3
87P00493	60-77	BC	S	5.8	7.0	7.5
87P00494	77-100	C	S	5.9	7.0	7.6				1
87P00495	100-145	Cr1	S	5.4	6.9	7.6
87P00496	145-185	Cr2	S	5.4	6.9	7.4
87P00497	185-200	Cr3	S	6.0	7.1	7.6				1
87P00498	100-145	Cr1	GP	5.3	7.0	7.6
87P00499	145-185	Cr2	GP	5.4	6.9	7.5
87P00500	185-200	Cr3	GP	6.2	7.3	7.6				2

*** Primary Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Feb 16 2025 5:43AM

Sampled As	:	Trawick		Fine, kaolinitic, thermic Mollic Hapludalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0083

---

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

7A2i

7A4a

7C3

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

87P00492

33.0-60.0

Bt2

tcly

MT 2

MM 1

KK 1

GE 1

MI 1

KK 6

GI 3

25.7

0.8

87P00494

77.0-100.0

C

tcly

MT 2

KK 2

MM 1

MI 1

GI 4

KK 1

28.6

0.4

87P00496

145.0-185.0

Cr2

tcly

MT 2

MM 1

KK 1

KK 2

GI 2

27.2

0.5

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
GE Goethite	GI Gibbsite	KK Kaolinite	MI Mica	MM Montmorillonite-Mica
MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 86TX347009

( Nacogdoches, Texas )

Print Date: Feb 16 2025 5:43AM

Sampled As	:	Trawick		Fine, kaolinitic, thermic Mollic Hapludalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0083

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

7B1a2

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

87P00492

33.0-60.0

Bt2

vfs

99

QZ 61

FE 38

FK 1

BT tr

ZR tr

OR tr

87P00496

145.0-185.0

Cr2

vfs

95

FE 82

QZ 13

BT 3

MS 1

FK tr

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm

MINERAL INTERPRETATION:
BT Biotite	FE Iron Oxides (Goethite	FK Potassium Feldspar	MS Muscovite	OR Other Resistant Minerals
QZ Quartz	ZR Zircon