*** Primary Characterization Data ***

Pedon ID: 84TX145001

( Falls, Texas )

Print Date: Nov 24 2024 1:17AM

Sampled as on Jun 1, 1984:	Houston Black ; Fine, montmorillonitic, thermic Udic Pellustert
Revised to correlated:	HOUSTON BLACK ; Fine, montmorillonitic Udic Pellusterts

				United States Department of Agriculture
SSL	-	Project	CP85NL048   SOIL MUSEUM	Natural Resources Conservation Service
	-	Site ID	S1984TX145001   Lat: 31° 28' 34.00" north  Long: 96° 53' 9.99" west  MLRA: 86A	National Soil Survey Center
	-	Pedon No.	85P0188	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
85P00948	A1	A1	0-14					C
85P00949	A2	A2	14-38					C
85P00950	A3	A3	38-60					C
85P00951	Bw1	Bw1	60-86					C
85P00952	Bw2	Bw2	86-108					C
85P00953	Bw3	Bw3	108-130					C
85P00954	Bw4	Bw4	130-172					C
85P00955	Bk	Bk	172-193					SIC
85P00956	BC	BC	193-259					SIC
85P00957	BEk	BEk	193-280					SIC
85P00958	C	C	280-320					C

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.06	(NA)
Clay, carbonate free, Weighted Average	51	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	5	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	57	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: 84TX145001

( Falls, Texas )

Print Date: Nov 24 2024 1:17AM

Sampled As	:	Houston Black		Fine, montmorillonitic, thermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0188

---

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
85P00948	0-14	A1	S	c	53.1	35.4	11.5	11.8	--	20.2	15.2	5.3	3.6	2.1	0.5	--	tr	--	--	6	tr
85P00949	14-38	A2	S	c	56.4	35.3	8.3	6.4	3.4	21.9	13.4	3.6	2.5	1.5	0.5	0.2	tr	--	--	5	tr
85P00950	38-60	A3	S	c	56.2	35.8	8.0	6.4	4.6	23.5	12.3	3.5	2.5	1.5	0.5	--	tr	tr	--	5	--
85P00951	60-86	Bw1	S	c	57.5	34.4	8.1	8.3	7.7	23.2	11.2	3.4	2.4	1.5	0.5	0.3	tr	tr	--	5	tr
85P00952	86-108	Bw2	S	c	57.4	34.8	7.8	7.8	5.8	23.0	11.8	3.4	2.4	1.5	0.5	--	tr	tr	--	4	tr
85P00953	108-130	Bw3	S	c	58.3	33.8	7.9	8.0	8.6	23.6	10.2	3.2	2.4	1.6	0.5	0.2	tr	--	--	5	tr
85P00954	130-172	Bw4	S	c	58.0	34.0	8.0	8.3	7.7	23.3	10.7	3.0	2.7	1.8	0.5	--	tr	tr	--	5	tr
85P00955	172-193	Bk	S	sic	51.4	43.1	5.5	12.6	10.7	34.7	8.4	2.6	1.7	0.7	0.4	0.1	--	--	--	3	--
85P00956	193-259	BC	S	sic	53.5	41.8	4.7	12.9	15.5	35.1	6.7	2.5	1.8	0.4	--	--	tr	--	--	2	--
85P00957	193-280	BEk	S	sic	51.3	41.2	7.5	12.1	19.1	34.4	6.8	3.8	3.0	0.5	0.1	0.1	--	--	--	4	--
85P00958	280-320	C	S	c	53.7	38.7	7.6	11.2	22.2	32.0	6.7	3.9	3.1	0.5	0.1	--	--	--	--	4	--

---

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
85P00948	0-14	A1	S	1.16	1.68	0.131			34.9	26.4		1.074		0.10		0.98	0.50
85P00949	14-38	A2	S	1.15	1.74	0.148			40.3	25.6		1.079		0.17		0.97	0.45
85P00950	38-60	A3	S	1.18	1.77	0.145			40.7	25.7		1.080		0.18		0.97	0.46
85P00951	60-86	Bw1	S	1.16	1.76	0.149			40.7	26.3		1.078		0.17		0.95	0.46
85P00952	86-108	Bw2	S	1.14	1.72	0.147			42.5	25.5		1.078		0.19		0.93	0.44
85P00953	108-130	Bw3	S	1.17	1.73	0.139			40.2	25.8		1.076		0.17		0.90	0.44
85P00954	130-172	Bw4	S	1.19	1.75	0.137			41.3	25.2		1.077		0.19		0.90	0.43
85P00955	172-193	Bk	S	1.27	1.74	0.111			36.0	19.6		1.057		0.21		0.77	0.38
85P00956	193-259	BC	S							19.6		1.047				0.53	0.37
85P00957	193-280	BEk	S							17.9		1.033				0.40	0.35
85P00958	280-320	C	S							18.3		1.030				0.35	0.34

*** Primary Characterization Data ***

Pedon ID: 84TX145001

( Falls, Texas )

Print Date: Nov 24 2024 1:17AM

Sampled As	:	Houston Black		Fine, montmorillonitic, thermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0188

---

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
85P00948	0-14	A1	S		0.217			2.68	12	0.3	0.1
85P00949	14-38	A2	S		0.108			1.51	14	0.3	0.1
85P00950	38-60	A3	S		0.094			1.36	14	0.3	0.1
85P00951	60-86	Bw1	S					1.26		0.3	0.1
85P00952	86-108	Bw2	S					1.10		0.2	0.1
85P00953	108-130	Bw3	S					1.01		0.2	0.1
85P00954	130-172	Bw4	S					0.96		0.2	0.1
85P00955	172-193	Bk	S					0.33		0.4	0.1
85P00956	193-259	BC	S					0.17		0.5	tr
85P00957	193-280	BEk	S					0.12		0.7	tr
85P00958	280-320	C	S					0.15		0.4	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						5A8b			5C3	5C1
85P00948	0-14	A1	S	80.4*	1.4	0.1	1.5						52.1			100	100
85P00949	14-38	A2	S	86.0*	1.1	0.2	1.0						54.9			100	100
85P00950	38-60	A3	S	90.3*	1.1	0.2	1.1						54.6			100	100
85P00951	60-86	Bw1	S	86.4*	1.0	0.2	1.1						54.5			100	100
85P00952	86-108	Bw2	S	84.9*	1.1	0.3	1.0						53.5			100	100
85P00953	108-130	Bw3	S	85.1*	1.1	0.3	1.0						52.7			100	100
85P00954	130-172	Bw4	S	86.4*	1.3	0.4	1.0						52.4			100	100
85P00955	172-193	Bk	S	74.2*	1.2	0.3	0.6						39.7			100	100
85P00956	193-259	BC	S	66.7*	1.1	0.3	0.4						28.6			100	100
85P00957	193-280	BEk	S	52.2*	0.9	0.2	0.4						20.5			100	100
85P00958	280-320	C	S	54.6*	1.0	0.2	0.3						19.0			100	100

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

*** Primary Characterization Data ***

Pedon ID: 84TX145001

( Falls, Texas )

Print Date: Nov 24 2024 1:17AM

Sampled As	:	Houston Black		Fine, montmorillonitic, thermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0188

---

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
85P00948	0-14	A1	S	11.3	0.4	0.3	0.3	--	10.3	0.7	1.1				1.9	--	--	91.8	0.1	1.15	0.56	tr	tr
85P00949	14-38	A2	S	7.8	0.2	0.3	0.1	--	5.5	0.6	0.3				0.6	tr	--	82.9	tr	0.64	0.30	tr	tr
85P00950	38-60	A3	S	6.7	0.2	0.3	0.1	--	5.4	0.4	0.3				0.6	tr	0.2	83.1	tr	0.63	0.29	tr	tr
85P00951	60-86	Bw1	S	6.4	0.1	0.4	0.1	--	5.4	0.5	0.2				0.5	tr	--	86.0	tr	0.59	0.29	tr	tr
85P00952	86-108	Bw2	S	5.9	0.1	0.5	0.1	--	4.6	0.5	0.3				0.5	tr	--	83.3	tr	0.58	0.26	1	tr
85P00953	108-130	Bw3	S	5.0	0.1	0.6	0.1	--	4.0	0.4	0.2				0.6	tr	--	86.5	tr	0.50	0.26	1	tr
85P00954	130-172	Bw4	S	5.5	0.2	0.8	0.1	--	4.5	0.5	0.2				0.9	tr	--	84.9	tr	0.57	0.28	1	tr
85P00955	172-193	Bk	S																		0.22	1
85P00956	193-259	BC	S	4.3	0.2	1.1	0.1	--	3.0	0.3	0.5				1.7	tr	--	76.4	tr	0.56	0.26	1	1
85P00957	193-280	BEk	S																		0.21	1
85P00958	280-320	C	S																		0.22	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
					4C1a2a	4C1a2a	8C1b			6E1g				8E1
85P00948	0-14	A1	S		7.4	7.5	6.9			13
85P00949	14-38	A2	S		7.6	7.8	7.2			15
85P00950	38-60	A3	S		7.6	7.8	7.1			17
85P00951	60-86	Bw1	S		7.6	7.9	7.1			18
85P00952	86-108	Bw2	S		7.6	7.9	7.2			18				1100
85P00953	108-130	Bw3	S		7.6	8.0	7.2			19
85P00954	130-172	Bw4	S		7.7	7.9	7.2			18
85P00955	172-193	Bk	S		7.7	7.8				43
85P00956	193-259	BC	S		7.7	8.0	7.5			55
85P00957	193-280	BEk	S		7.6	7.9				64
85P00958	280-320	C	S		7.6	7.7				64

*** Primary Characterization Data ***

Pedon ID: 84TX145001

( Falls, Texas )

Print Date: Nov 24 2024 1:17AM

Sampled As	:	Houston Black		Fine, montmorillonitic, thermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0188

---

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

85P00950

38.0-60.0

A3

tcly

MT 3

CA 2

MI 2

KK 2

KK 22

6.0

0.9

85P00952

86.0-108.0

Bw2

tcly

MT 4

CA 3

MI 2

KK 2

QZ 1

KK 26

6.0

0.9

85P00955

172.0-193.0

Bk

tcly

MT 4

CA 4

MI 2

KK 2

QZ 1

KK 12

5.3

0.8

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