*** Primary Characterization Data ***

Pedon ID: 82TX423001

( Smith, Texas )

Print Date: Nov 24 2024 2:16AM

Sampled as on Feb 1, 1982:	Nahatche ; Fine-loamy, mixed, nonacid, thermic Aeric Fluvaquent
Revised to correlated:	Mantachie ; Fine-loamy, siliceous, active, acid, thermic Aeric Fluvaquents

				United States Department of Agriculture
SSL	-	Project	CP82TX178   SMITH COUNTY - LIGNITE STUDY	Natural Resources Conservation Service
	-	Site ID	S1982TX423001   Lat: 32° 9' 25.00" north  Long: 95° 15' 20.00" west  MLRA: 133B	National Soil Survey Center
	-	Pedon No.	82P0495	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
82P02468	A1	A1	0-8				SIL	CL
82P02469	A2	A2	8-18				SIL	CL
82P02470	Bg1	Bg1	18-36				FSL	FSL
82P02471	Bg2	Bg2	36-58				CL	L
82P02472	Bg3	Bg3	58-89				CL	SCL
82P02473	Bg4	Bg4	89-109				CL	SCL
82P02474	2Cg	2Cg	109-168				C	SCL
82P02475	3Cg	3Cg	168-200				SCL	FSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.43	(NA)
Clay, carbonate free, Weighted Average	21	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	38	% wt
Volume, >2mm, Weighted Average	1	% vol
Clay, total, Weighted Average	21	% wt
Weighted averages based on control section: 25-100 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	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
82P02468	0-8	A1	S	cl	31.1	41.4	27.5			32.8	8.6	9.1	14.9	2.3	0.8	0.4	tr	tr	--	18	tr
82P02469	8-18	A2	S	cl	29.8	42.2	28.0			33.6	8.6	9.7	15.9	1.9	0.4	0.1	tr	--	--	18	tr
82P02470	18-36	Bg1	S	fsl	9.4	31.7	58.9			18.4	13.3	20.3	34.5	3.7	0.3	0.1	1	tr	--	39	1
82P02471	36-58	Bg2	S	l	21.9	28.7	49.4			18.6	10.1	15.2	29.4	3.7	0.5	0.6	tr	tr	--	34	tr
82P02472	58-89	Bg3	S	scl	21.1	24.4	54.5			16.1	8.3	14.9	32.5	4.7	1.4	1.0	2	1	--	41	3
82P02473	89-109	Bg4	S	scl	30.3	19.3	50.4			11.6	7.7	15.2	30.3	3.3	0.8	0.8	1	tr	--	36	1
82P02474	109-168	2Cg	S	scl	33.6	14.2	52.2			9.1	5.1	15.0	33.9	3.0	0.3	--	1	tr	--	38	1
82P02475	168-200	3Cg	S	fsl	12.7	9.4	77.9			5.7	3.7	15.6	53.8	7.0	1.3	0.2	1	1	--	63	2

*** Primary Characterization Data ***

Pedon ID: 82TX423001

( Smith, Texas )

Print Date: Nov 24 2024 2:16AM

Sampled As	:	Nahatche		Fine-loamy, mixed, nonacid, thermic Aeric Fluvaquent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0495

---

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
82P02468	0-8	A1	S							15.3		1.027				0.63	0.49
82P02469	8-18	A2	S							12.5		1.021				0.43	0.42
82P02470	18-36	Bg1	S	1.71	1.72	0.002			11.9	3.2		1.007		0.15		0.31	0.34
82P02471	36-58	Bg2	S							9.8		1.019				0.46	0.45
82P02472	58-89	Bg3	S	1.68	1.80	0.023			17.1	9.8		1.019		0.12		0.45	0.46
82P02473	89-109	Bg4	S	1.44	1.89	0.094			24.8	14.2		1.025		0.15		0.43	0.47
82P02474	109-168	2Cg	S	1.51	1.67	0.034			22.1	15.3		1.023		0.10		0.34	0.46
82P02475	168-200	3Cg	S							7.5		1.010				0.28	0.59

---

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
82P02468	0-8	A1	S		0.237			2.78	12	2.5	0.2
82P02469	8-18	A2	S		0.142			1.79	13	2.3	0.2
82P02470	18-36	Bg1	S		0.014			0.52	37	0.4	tr
82P02471	36-58	Bg2	S		0.034			0.53	16	1.5	0.1
82P02472	58-89	Bg3	S					0.25		2.1	0.1
82P02473	89-109	Bg4	S					0.30		3.4	0.1
82P02474	109-168	2Cg	S					0.26		4.6	0.2
82P02475	168-200	3Cg	S					0.12		5.0	0.3

*** Primary Characterization Data ***

Pedon ID: 82TX423001

( Smith, Texas )

Print Date: Nov 24 2024 2:16AM

Sampled As	:	Nahatche		Fine-loamy, mixed, nonacid, thermic Aeric Fluvaquent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0495

---

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	6G9a		5A3a	5A8b	5A3b	5G1	5C3	5C1
82P02468	0-8	A1	S	8.0	2.5	0.3	0.4	11.2	15.8	0.5		27.0	19.7	11.7	4	41	57
82P02469	8-18	A2	S	3.9	1.7	0.2	0.3	6.1	11.8	0.8		17.9	12.8	6.9	12	34	48
82P02470	18-36	Bg1	S	0.4	0.7	--	0.1	1.2	3.3	0.5		4.5	2.9	1.7	29	27	41
82P02471	36-58	Bg2	S	0.4	3.2	tr	0.2	3.8	9.9	2.8		13.7	10.1	6.6	42	28	38
82P02472	58-89	Bg3	S	0.5	3.8	--	0.2	4.5	8.2	1.8		12.7	9.6	6.3	29	35	47
82P02473	89-109	Bg4	S	2.1	5.9	--	0.5	8.5	9.2	0.8		17.7	13.1	9.3	9	48	65
82P02474	109-168	2Cg	S	1.6	3.2	--	0.5	5.3	15.3	2.6		20.6	11.5	7.9	33	26	46
82P02475	168-200	3Cg	S	0.9	1.1	--	0.1	2.1	4.3	0.5		6.4	3.6	2.6	19	33	58

---

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 - -)		%
				6N1b	6O1b	6P1b	6Q1b	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A3a	4F1a1a1		5E
82P02468	0-8	A1	S	9.5	4.8	2.4	0.5	--	0.6	0.1	1.5				1.4	--	12.8	95.7	0.1	1.94	0.70	2	1
82P02469	8-18	A2	S																		0.24	2
82P02470	18-36	Bg1	S																		0.06	--
82P02471	36-58	Bg2	S																		0.07	--
82P02472	58-89	Bg3	S																		0.04	--
82P02473	89-109	Bg4	S																		0.02	--
82P02474	109-168	2Cg	S																		0.03	--
82P02475	168-200	3Cg	S																		0.01	--

*** Primary Characterization Data ***

Pedon ID: 82TX423001

( Smith, Texas )

Print Date: Nov 24 2024 2:16AM

Sampled As	:	Nahatche		Fine-loamy, mixed, nonacid, thermic Aeric Fluvaquent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0495

---

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	8C1b
82P02468	0-8	A1	S	4.0	4.4	4.5	4.7
82P02469	8-18	A2	S	3.7	4.2	4.4
82P02470	18-36	Bg1	S	3.4	4.1	4.5
82P02471	36-58	Bg2	S	2.9	3.8	4.3
82P02472	58-89	Bg3	S	3.2	4.0	4.6
82P02473	89-109	Bg4	S	3.4	4.2	4.8
82P02474	109-168	2Cg	S	3.1	3.9	4.4
82P02475	168-200	3Cg	S	3.8	4.5	4.8

*** Primary Characterization Data ***

Pedon ID: 82TX423001

( Smith, Texas )

Print Date: Nov 24 2024 2:16AM

Sampled As	:	Nahatche		Fine-loamy, mixed, nonacid, thermic Aeric Fluvaquent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0495

---

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

7A3b

7C3

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

82P02471

36.0-58.0

Bg2

tcly

MT 4

KK 3

MI 2

QZ 1

KK 26

10.3

0.9

82P02474

109.0-168.0

2Cg

tcly

KK 3

MT 2

GE 2

MI 1

KK 36

24.3

0.8

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
GE Goethite	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

*** Primary Characterization Data ***

Pedon ID: 82TX423001

( Smith, Texas )

Print Date: Nov 24 2024 2:16AM

Sampled As	:	Nahatche		Fine-loamy, mixed, nonacid, thermic Aeric Fluvaquent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0495

---

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
82P02471	36.0-58.0	Bg2	vfs										97	QZ 77	KK 15	OP 3	PO 2	FK 2	BT tr
														ZR tr	AM tr

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

MINERAL INTERPRETATION:
AM Amphibole	BT Biotite	FK Potassium Feldspar	KK Kaolinite	OP Opaques
PO Plant Opal	QZ Quartz	ZR Zircon