*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled as on Sep 1, 1978:	Delfina ; Fine-loamy, mixed, hyperthermic Aquic Haplustalf
Revised to correlated on Mar 9, 2015:	Delfina ; Fine-loamy, mixed, superactive, hyperthermic Typic Paleustalfs

				United States Department of Agriculture
SSL	-	Project	CP78TX157   SAND SHEET STUDY	Natural Resources Conservation Service
	-	Site ID	S1978TX249001   Lat: 27° 38' 40.00" north  Long: 98° 1' 30.01" west  MLRA: 83C	National Soil Survey Center
	-	Pedon No.	78P0415	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
78P02300	A1	A11	0-25				FSL	LFS
78P02301	A2	A12	25-41				FSL	FSL
78P02302	Bt1	B21t	41-53				SCL	SCL
78P02303	Bt2	B22t	53-86				SCL	SCL
78P02304	Btk1	B23tca	86-127				SCL	SCL
78P02305	Btk2	B24tca	127-165				SCL	SCL
78P02306	Btk3	B25tca	165-218				SCL	SCL
78P02307	Btk4	B26tca	218-262				SCL	SCL
78P02308	Bk1	C1caA	262-295				SCL	L
78P02309	Bk2	C2ca	295-338				SCL	SCL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.7	(NA)
Clay, carbonate free, Weighted Average	28	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	44	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	28	% wt
LE, Whole Soil, Summed to 1m	3	cm/m
Weighted averages based on control section: 41-91 cm

*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled As	:	Delfina		Fine-loamy, mixed, hyperthermic Aquic Haplustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  78P0415

---

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
78P02300	0-25	A1	S	lfs	8.6	10.1	81.3			1.6	8.5	20.8	54.8	5.4	0.3	--	--	--	--	61	--
78P02301	25-41	A2	S	fsl	12.3	10.5	77.2			4.1	6.4	18.0	53.5	5.3	0.4	--	--	--	--	59	--
78P02302	41-53	Bt1	S	scl	24.1	11.0	64.9			1.7	9.3	16.5	43.8	4.5	0.1	--	--	--	--	48	--
78P02303	53-86	Bt2	S	scl	29.7	11.3	59.0			3.8	7.5	16.2	38.9	3.7	0.2	tr	--	--	--	43	--
78P02304	86-127	Btk1	S	scl	27.0	15.9	57.1			7.1	8.8	16.8	35.9	3.8	0.3	0.3	--	--	--	40	--
78P02305	127-165	Btk2	S	scl	24.0	16.0	60.0			6.6	9.4	16.4	38.9	3.7	0.4	0.6	tr	tr	--	44	tr
78P02306	165-218	Btk3	S	scl	21.9	18.6	59.5			9.5	9.1	19.7	36.2	3.4	0.2	tr	--	--	--	40	--
78P02307	218-262	Btk4	S	scl	20.6	24.8	54.6			15.2	9.6	16.8	34.2	3.1	0.3	0.2	tr	--	--	38	tr
78P02308	262-295	Bk1	S	l	20.5	29.2	50.3			21.8	7.4	14.5	31.9	3.4	0.4	0.1	tr	--	--	36	tr
78P02309	295-338	Bk2	S	scl	22.2	25.8	52.0			16.0	9.8	17.2	30.7	3.3	0.5	0.3	1	tr	--	35	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
78P02300	0-25	A1	S	1.60	1.63	0.006			6.5	3.4		1.007		0.05		0.59	0.40
78P02301	25-41	A2	S	1.50	1.55	0.011			8.7	5.3		1.013		0.05		0.63	0.43
78P02302	41-53	Bt1	S	1.47	1.61	0.031			16.5	11.6		1.035		0.07		0.73	0.48
78P02303	53-86	Bt2	S	1.61	1.86	0.049			20.9	12.9		1.043		0.13		0.70	0.44
78P02304	86-127	Btk1	S	1.59	1.80	0.042			18.3	11.4		1.033		0.11		0.62	0.42
78P02305	127-165	Btk2	S	1.59	1.75	0.032			17.4	9.9		1.032		0.12		0.65	0.41
78P02306	165-218	Btk3	S	1.58	1.58	--			16.7	9.6		1.029		0.11		0.64	0.44
78P02307	218-262	Btk4	S	1.52	1.63	0.024			16.0	8.3		1.024		0.12		0.49	0.40
78P02308	262-295	Bk1	S	1.51	1.63	0.026			16.0	8.7		1.021		0.11		0.38	0.42
78P02309	295-338	Bk2	S	1.52	1.65	0.028			16.7	9.0		1.021		0.12		0.35	0.41

*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled As	:	Delfina		Fine-loamy, mixed, hyperthermic Aquic Haplustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  78P0415

---

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 - - - - -)

6A1c

6C2b

78P02300

0-25

A1

S

0.1

78P02301

25-41

A2

S

0.2

78P02302

41-53

Bt1

S

0.3

78P02303

53-86

Bt2

S

0.3

78P02304

86-127

Btk1

S

0.3

78P02305

127-165

Btk2

S

0.2

78P02306

165-218

Btk3

S

0.2

78P02307

218-262

Btk4

S

0.2

78P02308

262-295

Bk1

S

0.2

78P02309

295-338

Bk2

S

0.05

---

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		6H2b	6G1e		5A3a	5A8a			5C3	5C1
78P02300	0-25	A1	S	3.6	1.0	--	0.3	4.9	2.9	tr		7.8	5.1			63	96
78P02301	25-41	A2	S	5.2	1.4	--	0.4	7.0	2.6			9.6	7.7			73	91
78P02302	41-53	Bt1	S	12.3	3.3	tr	0.7	16.3	3.0			19.3	17.5			84	93
78P02303	53-86	Bt2	S	17.6*	4.1	0.1	0.7		1.9				20.8			92	100
78P02304	86-127	Btk1	S	49.7*	4.6	0.1	0.5		1.7				16.7			97	100
78P02305	127-165	Btk2	S	49.0*	5.3	0.1	0.5		0.9				15.5			98	100
78P02306	165-218	Btk3	S	48.7*	5.7	0.2	0.4						14.1			100	100
78P02307	218-262	Btk4	S	46.6*	4.4	0.1	0.3						10.1			100	100
78P02308	262-295	Bk1	S	45.2*	4.3	0.1	0.3						7.8			100	100
78P02309	295-338	Bk2	S	45.5*	4.5	0.2	0.3		2.4				7.8			95	100

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

*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled As	:	Delfina		Fine-loamy, mixed, hyperthermic Aquic Haplustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  78P0415

---

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 - -)

%

6W1a

8D5

8A1a

78P02300

0-25

A1

S

tr

0.08

--

78P02301

25-41

A2

S

tr

0.09

--

78P02302

41-53

Bt1

S

tr

0.11

--

78P02303

53-86

Bt2

S

tr

0.23

tr

78P02304

86-127

Btk1

S

tr

0.15

1

78P02305

127-165

Btk2

S

tr

0.14

1

78P02306

165-218

Btk3

S

tr

0.15

1

78P02307

218-262

Btk4

S

tr

0.15

1

78P02308

262-295

Bk1

S

tr

0.16

1

78P02309

295-338

Bk2

S

--

tr

0.18

3

---

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
					8C1e	8C1a	8C1b			6E1b				8E1
78P02300	0-25	A1	S		5.8	6.5	5.1
78P02301	25-41	A2	S		5.8	6.3	6.1
78P02302	41-53	Bt1	S		6.2	6.7
78P02303	53-86	Bt2	S		7.2	7.6	7.1			--
78P02304	86-127	Btk1	S		7.8	8.5	7.0			7
78P02305	127-165	Btk2	S		7.9	8.4	7.2			6				720
78P02306	165-218	Btk3	S		8.0	8.6	7.6			9
78P02307	218-262	Btk4	S		8.0	8.6	7.6			19
78P02308	262-295	Bk1	S		8.0	8.7	7.6			20
78P02309	295-338	Bk2	S		8.0	8.6	6.1			22

*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled As	:	Delfina		Fine-loamy, mixed, hyperthermic Aquic Haplustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  78P0415

---

Miscellaneous Data

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(- Sat Paste Ex. -)

(- Sand -)

( Water Content )

Bulk

(- - - - Extractable Bases - - - -)

(- - - CEC8 - - -)

CO3+

(- - - pH - - -)

M+C+VC

Moist Sieved

Density

Depth

Ca

Mg

Na

K

NaOAC

BaCl2

Ca+Mg

HCO3

CaCl2

H2O

.25-2

100 kPa

200 kPa

10 kPa

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)

mmol(+)L-1

mmol(-)L-1

1:10

1:10

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

g cm-3

NK

78P02300

0-25

A1

S

6.7

78P02301

25-41

A2

S

6.5

78P02302

41-53

Bt1

S

6.8

78P02303

53-86

Bt2

S

8.0

78P02304

86-127

Btk1

S

8.8

78P02305

127-165

Btk2

S

8.9

78P02306

165-218

Btk3

S

9.0

78P02307

218-262

Btk4

S

9.0

78P02308

262-295

Bk1

S

9.0

78P02309

295-338

Bk2

S

9.0

*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled As	:	Delfina		Fine-loamy, mixed, hyperthermic Aquic Haplustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  78P0415

---

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

78P02303

53.0-86.0

Bt2

tcly

MT 3

MI 2

KK 2

QZ 1

KK 24

6.3

2.1

78P02305

127.0-165.0

Btk2

tcly

MT 4

MI 3

KK 2

CA 2

QZ 1

6.3

2.3

78P02308

262.0-295.0

Bk1

tcly

MT 4

MI 4

CA 3

KK 1

QZ 1

4.7

1.7

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

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

*** Primary Characterization Data ***

Pedon ID: S1978TX249001

( Jim Wells, Texas )

Print Date: Dec 4 2024 3:08AM

Sampled As	:	Delfina		Fine-loamy, mixed, hyperthermic Aquic Haplustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  78P0415

---

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

78P02301

25.0-41.0

A2

fs

94

QZ 94

FK 6

FP tr

78P02303

53.0-86.0

Bt2

vfs

85

QZ 85

FK 15

FP 1

ZR tr

GN tr

78P02303

53.0-86.0

Bt2

fs

90

QZ 90

FK 9

FP 1

OP tr

78P02305

127.0-165.0

Btk2

fs

90

QZ 89

FK 10

OP 1

MS tr

78P02308

262.0-295.0

Bk1

fs

91

QZ 91

FK 8

OP tr

CA tr

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm	fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
CA Calcite	FK Potassium Feldspar	FP Plagioclase Feldspar	GN Garnet	MS Muscovite
OP Opaques	QZ Quartz	ZR Zircon