*** Primary Characterization Data ***

Pedon ID: 98TX039001A

( Brazoria, Texas )

Print Date: Apr 25 2024 7:16AM

Sampled as on Aug 4, 1998:	PLEDGER-HIGH ; Very-fine, smectitic Typic Hapluderts
Revised to SSL:	(unnamed) ; Very-fine, smectitic, hyperthermic Aeric Hapludert

				United States Department of Agriculture
SSL	-	Project	CP98TX146   TEXAS PLEDGER	Natural Resources Conservation Service
	-	Site ID	S1998TX039001A   Lat: 29° 7' 11.94" north  Long: 95° 46' 54.89" west	National Soil Survey Center
	-	Pedon No.	98P0577	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
98P03428	A	A	0-10				C	C
98P03429	Bw1	Bw1	10-20				C	C
98P03430	Bw2	Bw2	20-46				C	C
98P03431	Bkss1	Bkss1	46-78				C	C
98P03432	Bkss2	Bkss2	78-106				C	SIC
98P03433	Bss1	Bss1	106-121				C	SIC
98P03434	Bss2	Bss2	121-142				C	SIC

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.66	(NA)
Clay, carbonate free, Weighted Average	57	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	7	% wt
Volume, >2mm, Weighted Average	1	% vol
Clay, total, Weighted Average	61	% wt
LE, Whole Soil, Summed to 1m	14	cm/m
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	3A1a1a	3A1a1a	3B1	3B1	3B1
98P03428	0-10	A	S	c	67.2	27.1	5.7	34.6		24.3	2.8	0.7	0.9	1.1	1.6	1.4	--	--	--	5	--
98P03429	10-20	Bw1	S	c	67.8	26.5	5.7	31.6	3.0	24.0	2.5	0.9	1.0	1.0	1.5	1.3	tr	1	--	6	1
98P03430	20-46	Bw2	S	c	68.5	26.2	5.3	26.2	3.8	24.3	1.9	0.8	0.9	1.0	1.5	1.1	tr	--	--	5	tr
98P03431	46-78	Bkss1	S	c	60.0	32.7	7.3	21.5	4.1	30.5	2.2	0.5	0.7	0.9	2.2	3.0	tr	1	--	8	1
98P03432	78-106	Bkss2	S	sic	54.7	40.6	4.7	23.9	4.3	36.2	4.4	0.3	0.5	0.7	1.1	2.1	tr	2	--	6	2
98P03433	106-121	Bss1	S	sic	55.4	40.4	4.2	26.3	4.6	36.6	3.8	0.3	0.5	0.6	1.3	1.5	tr	1	--	5	1
98P03434	121-142	Bss2	S	sic	52.8	44.6	2.6	24.7	6.5	38.1	6.5	0.3	0.3	0.5	0.7	0.8	tr	1	--	3	1

*** Primary Characterization Data ***

Pedon ID: 98TX039001A

( Brazoria, Texas )

Print Date: Apr 25 2024 7:16AM

Sampled As	:	PLEDGER-HIGH		Very-fine, smectitic Typic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  98P0577

---

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
98P03428	0-10	A	S	0.96	1.58	0.181			49.3	40.3		1.047		0.09		0.72	0.60
98P03429	10-20	Bw1	S	1.20	1.82	0.148			38.2	29.6		1.047		0.10		0.67	0.44
98P03430	20-46	Bw2	S	1.21	1.82	0.146			39.4	28.4		1.046		0.13		0.64	0.41
98P03431	46-78	Bkss1	S	1.27	1.87	0.136			35.2	23.4		1.040		0.15		0.60	0.39
98P03432	78-106	Bkss2	S	1.41	1.92	0.107			29.7	21.5		1.035		0.11		0.60	0.39
98P03433	106-121	Bss1	S	1.42	1.93	0.107			29.1	21.1		1.034		0.11		0.58	0.38
98P03434	121-142	Bss2	S	1.41	1.90	0.104			29.5	21.2		1.033		0.12		0.56	0.40

---

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 - - - - - - - - - - - - - - - - - - - - - -)
						NK			4B4						3C1e1a
98P03428	0-10	A	S			1.37			19.4						41.0
98P03429	10-20	Bw1	S			1.55			20.6						38.9
98P03430	20-46	Bw2	S			1.58			20.9						37.3
98P03431	46-78	Bkss1	S			1.65			18.3						32.1
98P03432	78-106	Bkss2	S			1.79			15.2						29.7
98P03433	106-121	Bss1	S			1.74			17.0						29.6
98P03434	121-142	Bss2	S			1.75			16.0						28.4

*** Primary Characterization Data ***

Pedon ID: 98TX039001A

( Brazoria, Texas )

Print Date: Apr 25 2024 7:16AM

Sampled As	:	PLEDGER-HIGH		Very-fine, smectitic Typic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  98P0577

---

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 - - - - -)
				6A2e	6B4a					6C2h	6G7g	6D2g		8J1c	6C9b	6G12b	6V2b	6D5b
98P03428	0-10	A	S	4.66	0.316		3.1		10	2.1	0.1	0.1	0.28	0.14	0.21	0.18	0.10	443.0
98P03429	10-20	Bw1	S	3.78	0.206		2.9		14	2.0	0.1	tr	0.27	0.09	0.18	0.18	0.10	356.0
98P03430	20-46	Bw2	S	2.88	0.117		1.2		10	2.0	0.1	tr	0.26	0.07	0.14	0.19	0.10	301.0
98P03431	46-78	Bkss1	S	3.21	0.083		0.9			1.8	0.1	tr	0.20	0.05	0.10	0.15	0.08	285.0
98P03432	78-106	Bkss2	S	3.03	0.067		0.5			1.5	0.1	tr	0.16	0.03	0.08	0.12	0.07	174.0
98P03433	106-121	Bss1	S	3.19			0.5			1.6	0.1	0.1	0.17	0.04	0.10	0.12	0.08	278.0
98P03434	121-142	Bss2	S	3.63			0.5			1.4	0.1	tr	0.16	0.03	0.11	0.11	0.06	248.0

^{1,1,2,3,4,5,6} Analyzed size fraction = <2 mm

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2i	6O2h	6P2f	6Q2f		6H5a				5A8b			5C3	5C1
98P03428	0-10	A	S	80.6*	4.4	0.4	1.7		0.8				48.1			99	100
98P03429	10-20	Bw1	S	80.3*	4.4	0.5	1.4						45.3			100	100
98P03430	20-46	Bw2	S	78.0*	4.9	0.5	1.1						44.0			100	100
98P03431	46-78	Bkss1	S	67.9*	7.1	0.8	0.7						36.0			100	100
98P03432	78-106	Bkss2	S	64.2*	7.9	1.0	0.7						32.7			100	100
98P03433	106-121	Bss1	S	64.3*	8.6	1.0	0.8						32.3			100	100
98P03434	121-142	Bss2	S	62.9*	8.6	1.1	0.8						29.4			100	100

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

*** Primary Characterization Data ***

Pedon ID: 98TX039001A

( Brazoria, Texas )

Print Date: Apr 25 2024 7:16AM

Sampled As	:	PLEDGER-HIGH		Very-fine, smectitic Typic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  98P0577

---

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 - -)		%
				6N1d	6O1d	6P1d	6Q1d	6I1b	6J1b	6U1c	6K1e				6L1e	6W1c	6M1e	8A	8D5	8A3a	4F1a1a1		5E
98P03428	0-10	A	S	12.6	1.8	0.4	0.5	--	10.3	--	0.4				0.6	tr	tr	99.8	0.1	1.25	0.53	1	tr
98P03429	10-20	Bw1	S	8.6	1.3	0.4	0.3	--	7.5	tr	0.3				0.5	tr	tr	88.6	tr	0.91	0.38	1	tr
98P03430	20-46	Bw2	S	3.9	0.8	0.7	0.2	--	3.4	tr	0.4				0.5	--	tr	93.4	tr	0.51	0.30	1	tr
98P03431	46-78	Bkss1	S	3.0	1.0	1.3	0.1	--	2.9	0.1	0.5				1.2	--	tr	87.1	tr	0.50	0.26	2	1
98P03432	78-106	Bkss2	S	2.8	1.2	1.8	0.2	--	2.6	0.1	0.7				1.9	--	tr	81.5	tr	0.57	0.29	3	1
98P03433	106-121	Bss1	S	3.1	1.5	2.2	0.1	--	2.2	0.1	1.4				2.5	--	tr	79.4	tr	0.66	0.36	3	1
98P03434	121-142	Bss2	S	3.8	2.0	2.7	0.2	--	2.0	0.1	2.1				3.8	--	tr	79.3	tr	0.83	0.43	3	2

---

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	8C1b			4E1a1a1a1		4E2a1a1a1
98P03428	0-10	A	S		7.3	7.4	6.7			13		--
98P03429	10-20	Bw1	S		7.4	7.5	6.9			7
98P03430	20-46	Bw2	S		7.5	7.6	7.4			14
98P03431	46-78	Bkss1	S		7.8	7.8	7.5			19
98P03432	78-106	Bkss2	S		7.6	7.9	7.6			21
98P03433	106-121	Bss1	S		7.6	7.8	7.5			22
98P03434	121-142	Bss2	S		7.7	7.8	7.6			26

*** Primary Characterization Data ***

Pedon ID: 98TX039001A

( Brazoria, Texas )

Print Date: Apr 25 2024 7:16AM

Sampled As	:	PLEDGER-HIGH		Very-fine, smectitic Typic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  98P0577

---

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 - - - - - - - - - - - - - - - - - - - -)

6S8a

98P03428

0-10

A

S

348.0

98P03429

10-20

Bw1

S

346.0

98P03430

20-46

Bw2

S

312.0

98P03431

46-78

Bkss1

S

295.0

98P03432

78-106

Bkss2

S

256.0

98P03433

106-121

Bss1

S

299.0

98P03434

121-142

Bss2

S

315.0

*** Primary Characterization Data ***

Pedon ID: 98TX039001A

( Brazoria, Texas )

Print Date: Apr 25 2024 7:16AM

Sampled As	:	PLEDGER-HIGH		Very-fine, smectitic Typic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  98P0577

---

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

&nbsp;

&nbsp;

&nbsp;

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

98P03430

20.0-46.0

Bw2

tcly

MT 2

CA 2

KK 2

QZ 2

MI 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

98P03432

78.0-106.0

Bkss2

tcly

MT 2

CA 2

KK 2

MI 2

QZ 2

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm	&nbsp;	&nbsp;	&nbsp;	&nbsp;

MINERAL INTERPRETATION:
CA Calcite	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