*** Primary Characterization Data ***

Pedon ID: 93TX089002

( Colorado, Texas )

Print Date: Dec 6 2025 1:29AM

Sampled as on Aug 16, 1993:	Brazoria ; Very-fine, mixed, thermic Chromic Hapluderts
Revised to :

				United States Department of Agriculture
SSL	-	Project	CP94TX083   COLORADO COUNTY	Natural Resources Conservation Service
	-	Site ID	S1993TX089002   Lat: 29° 25' 42.00" north  Long: 96° 20' 52.99" west	National Soil Survey Center
	-	Pedon No.	94P0173	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
94P01032	A1	A1	0-15				C	SIC
94P01033	A2	A2	15-38				C	SIC
94P01034	A3	A3	38-57				C	SIC
94P01035	Bss1	Bss1	57-74				C	C
94P01036	Bss2	Bss2	74-94				C	C
94P01037	Bss3	Bss3	94-111				C	C
94P01038	Bss4	Bss4	111-136				C	C
94P01039	Bss5	Bss5	136-164				C	C
94P01040	Bss6	Bss6	164-186				C	C
94P01041	Assb	Abss	186-200				C	C

---

---

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
94P01032	0-15	A1	S	sic	55.5	43.7	0.8	29.5	2.6	37.8	5.9	0.2	0.1	0.2	0.2	0.1	--	--	--	1	--
94P01033	15-38	A2	S	sic	54.5	45.0	0.5	21.5	3.0	40.5	4.5	0.2	0.1	0.1	tr	0.1	--	--	--	tr	--
94P01034	38-57	A3	S	sic	58.5	41.0	0.5	23.8	3.9	36.1	4.9	0.3	0.1	0.1	tr	tr	--	--	--	tr	--
94P01035	57-74	Bss1	S	c	70.6	28.7	0.7	25.7	3.4	27.8	0.9	0.3	0.2	0.1	0.1	--	--	--	--	tr	--
94P01036	74-94	Bss2	S	c	60.6	39.1	0.3	20.3	4.2	38.7	0.4	0.2	0.1	tr	tr	tr	--	--	--	tr	--
94P01037	94-111	Bss3	S	c	61.1	38.6	0.3	21.8	4.2	38.0	0.6	0.2	tr	0.1	tr	tr	--	--	--	tr	--
94P01038	111-136	Bss4	S	c	59.7	39.9	0.4	19.4	4.5	38.9	1.0	0.2	0.1	tr	0.1	tr	--	--	--	tr	--
94P01039	136-164	Bss5	S	c	64.5	35.1	0.4	20.3	5.4	34.3	0.8	0.2	0.1	0.1	tr	--	--	--	--	tr	--
94P01040	164-186	Bss6	S	c	70.4	29.1	0.5	22.1	4.8	26.7	2.4	0.2	0.1	tr	0.1	0.1	--	--	--	tr	--
94P01041	186-200	Assb	S	c	78.6	20.0	1.4	20.2		17.1	2.9	0.2	0.1	0.2	0.3	0.6	tr	--	--	1	tr

*** Primary Characterization Data ***

Pedon ID: 93TX089002

( Colorado, Texas )

Print Date: Dec 6 2025 1:29AM

Sampled As	:	Brazoria		Very-fine, mixed, thermic Chromic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  94P0173

---

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
94P01032	0-15	A1	S	1.29	1.76	0.109			34.2	23.2		1.041		0.14		0.70	0.42
94P01033	15-38	A2	S	1.24	1.84	0.141			37.0	22.5		1.039		0.18		0.66	0.41
94P01034	38-57	A3	S	1.25	1.83	0.135			34.8	23.4		1.041		0.14		0.66	0.40
94P01035	57-74	Bss1	S	1.28	1.88	0.137			36.4	25.9		1.045		0.13		0.60	0.37
94P01036	74-94	Bss2	S	1.35	1.80	0.101			33.1	23.3		1.039		0.13		0.61	0.38
94P01037	94-111	Bss3	S	1.36	1.81	0.100			30.4	23.0		1.039		0.10		0.59	0.38
94P01038	111-136	Bss4	S	1.34	1.87	0.117			32.0	23.4		1.040		0.12		0.62	0.39
94P01039	136-164	Bss5	S	1.26	1.77	0.120			36.2	25.1		1.043		0.14		0.60	0.39
94P01040	164-186	Bss6	S	1.18	1.76	0.143			41.1	26.2		1.046		0.18		0.59	0.37
94P01041	186-200	Assb	S	1.16	1.82	0.162			48.1	31.8		1.061		0.19		0.73	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 - - - - - - - - - - - - - - - - - - - - - -)

3C1e1a

94P01032

0-15

A1

S

31.0

94P01033

15-38

A2

S

27.9

94P01034

38-57

A3

S

29.0

94P01035

57-74

Bss1

S

33.6

94P01036

74-94

Bss2

S

29.1

94P01037

94-111

Bss3

S

29.7

94P01038

111-136

Bss4

S

30.1

94P01039

136-164

Bss5

S

31.4

94P01040

164-186

Bss6

S

33.9

94P01041

186-200

Assb

S

40.9

*** Primary Characterization Data ***

Pedon ID: 93TX089002

( Colorado, Texas )

Print Date: Dec 6 2025 1:29AM

Sampled As	:	Brazoria		Very-fine, mixed, thermic Chromic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  94P0173

---

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

94P01032

0-15

A1

S

2.34

94P01033

15-38

A2

S

1.17

94P01034

38-57

A3

S

1.31

94P01035

57-74

Bss1

S

1.11

94P01036

74-94

Bss2

S

0.70

94P01037

94-111

Bss3

S

0.68

94P01038

111-136

Bss4

S

0.67

94P01039

136-164

Bss5

S

0.70

94P01040

164-186

Bss6

S

0.78

94P01041

186-200

Assb

S

0.89

---

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				5A8b			5C3	5C1
94P01032	0-15	A1	S	61.3*	4.8	0.4	1.6						39.0			100	100
94P01033	15-38	A2	S	58.9*	4.8	0.4	0.9						35.7			100	100
94P01034	38-57	A3	S	62.6*	5.7	0.5	1.0						38.4			100	100
94P01035	57-74	Bss1	S	64.9*	6.8	0.6	1.1						42.7			100	100
94P01036	74-94	Bss2	S	60.2*	6.4	0.7	1.1						36.7			100	100
94P01037	94-111	Bss3	S	62.8*	7.6	0.9	1.0						36.1			100	100
94P01038	111-136	Bss4	S	59.4*	7.9	1.1	1.1						37.2			100	100
94P01039	136-164	Bss5	S	61.2*	8.0	1.5	0.8						38.7			100	100
94P01040	164-186	Bss6	S	64.3*	8.7	2.0	1.0						41.3			100	100
94P01041	186-200	Assb	S	56.1*	11.2	2.8	1.1		1.4				57.4			98	100

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

*** Primary Characterization Data ***

Pedon ID: 93TX089002

( Colorado, Texas )

Print Date: Dec 6 2025 1:29AM

Sampled As	:	Brazoria		Very-fine, mixed, thermic Chromic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  94P0173

---

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
94P01032	0-15	A1	S	7.0	1.1	0.5	0.4	--	7.0	tr	0.5				0.7	--	0.1	86.7	tr	0.80	0.45	1	tr
94P01033	15-38	A2	S	3.6	0.6	0.5	0.1	--	4.0	0.1	0.3				0.4	--	0.1	77.6	tr	0.46	0.32	1	tr
94P01034	38-57	A3	S	3.4	0.7	0.5	0.1	--	3.4	0.1	0.2				0.5	--	0.1	83.0	tr	0.46	0.32	1	tr
94P01035	57-74	Bss1	S	2.8	0.7	0.8	0.1	--	3.0	0.1	0.3				0.5	--	0.1	91.4	tr	0.43	0.33	1	1
94P01036	74-94	Bss2	S	2.3	0.6	1.0	0.1	--	2.4	0.1	0.4				0.7	--	0.1	79.9	tr	0.39	0.27	2	1
94P01037	94-111	Bss3	S	2.2	0.7	1.5	0.1	--	2.0	0.2	1.0				0.8	--	0.1	86.8	tr	0.45	0.30	2	1
94P01038	111-136	Bss4	S	2.2	0.7	1.8	tr	--	1.7	0.1	0.9				1.3	--	0.1	89.1	tr	0.46	0.33	3	1
94P01039	136-164	Bss5	S	2.4	0.7	2.6	tr	--	1.7	0.1	1.4				1.9	--	0.1	93.5	tr	0.60	0.41	3	2
94P01040	164-186	Bss6	S	3.4	1.2	4.2	0.2	--	2.2	0.1	4.0				2.3	tr	0.2	96.4	tr	0.93	0.58	4	3
94P01041	186-200	Assb	S	5.6	1.6	6.4	0.1	--	1.4	0.1	7.1				4.6	--	--	107.2	0.1	1.38	0.82	4	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
					4C1a2a	4C1a2a	8C1b			6E1g		4E2a1a1a1
94P01032	0-15	A1	S		7.7	8.0	6.9			18
94P01033	15-38	A2	S		7.8	7.8	7.4			13
94P01034	38-57	A3	S		7.9	7.9	7.5			18
94P01035	57-74	Bss1	S		7.9	7.8	7.5			12
94P01036	74-94	Bss2	S		7.8	8.1	7.6			20
94P01037	94-111	Bss3	S		7.8	8.1	7.7			20
94P01038	111-136	Bss4	S		7.9	8.1	7.7			22
94P01039	136-164	Bss5	S		8.0	8.1	7.7			20
94P01040	164-186	Bss6	S		8.0	8.0	7.7			17		--
94P01041	186-200	Assb	S		7.9	7.9	7.6			2		--

*** Primary Characterization Data ***

Pedon ID: 93TX089002

( Colorado, Texas )

Print Date: Dec 6 2025 1:29AM

Sampled As	:	Brazoria		Very-fine, mixed, thermic Chromic Hapluderts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  94P0173

---

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

7C3

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

94P01032

0.0-15.0

A1

tcly

MT 3

CA 3

KK 2

MI 2

VM 1

17

7.6

2.1

QZ 1

94P01035

57.0-74.0

Bss1

tcly

MT 3

CA 3

KK 3

MI 2

QZ 1

17

8.4

2.1

94P01038

111.0-136.0

Bss4

tcly

MT 3

CA 3

KK 2

MI 2

QZ 1

18

7.9

2.0

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA Calcite	KK Kaolinite	MI Mica	MT Montmorillonite	QZ Quartz
VM Vermiculite-Mica

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks