*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled as on Dec 1, 1990:	Amarillo ; Fine-loamy, mixed, thermic Aridic Paleustalf
Revised to correlated:	Amarillo ; Fine-loamy, mixed, superactive, thermic Typic Paleustalfs

				United States Department of Agriculture
SSL	-	Project	CP91TX094   WERM BIG SPRINGS	Natural Resources Conservation Service
	-	Site ID	S1990TX227001   Lat: 32° 16' 23.00" north  Long: 101° 29' 10.01" west  MLRA: 77C	National Soil Survey Center
	-	Pedon No.	91P0361	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
91P02062	Ap1	Ap1	0-13				FSL	LFS
91P02063	Ap2	Ap2	13-36				FSL	FSL
91P02064	Bt1	Bt1	36-51				SCL	SCL
91P02065	Bt2	Bt2	51-71				SCL	SCL
91P02066	Bt3	Bt3	71-89				SCL	SCL
91P02067	Btk1	Btk1	89-119				SCL	CL
91P02068	Btk2	Btk2	119-155				SCL	CL
91P02069	Btk3	Btk3	155-203				SCL	L

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.58	(NA)
Clay, carbonate free, Weighted Average	24	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	36	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	26	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 36-86 cm

*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled As	:	Amarillo		Fine-loamy, mixed, thermic Aridic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0361

---

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
91P02062	0-13	Ap1	S	lfs	8.6	9.8	81.6	7.3		4.7	5.1	21.2	35.8	22.9	1.7	tr
91P02063	13-36	Ap2	S	fsl	12.3	10.6	77.1		0.6	2.4	8.2	22.2	29.4	23.5	2.0	tr	tr	--	--	55
91P02064	36-51	Bt1	S	scl	24.7	18.5	56.8		1.5	7.3	11.2	18.1	21.7	15.6	1.4	--	--	--	--	39
91P02065	51-71	Bt2	S	scl	26.3	18.9	54.8		1.5	7.7	11.2	19.7	20.5	13.4	1.2	--	tr	--	--	35
91P02066	71-89	Bt3	S	scl	25.4	18.2	56.4		2.2	7.9	10.3	22.3	18.9	13.8	1.4	tr	tr	--	--	34
91P02067	89-119	Btk1	S	cl	30.5	25.7	43.8		15.9	18.0	7.7	14.3	15.5	11.9	1.4	0.7	1	1	2	32	4
91P02068	119-155	Btk2	S	cl	30.8	27.6	41.6		6.7	19.2	8.4	12.0	15.3	11.4	1.9	1.0	2	15	--	42	17
91P02069	155-203	Btk3	S	l	26.5	33.4	40.1		10.4	24.7	8.7	11.5	15.6	11.0	1.4	0.6	3	8	--	36	11

---

Water Dispersible PSDA				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Dispersible - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)
				Clay	Silt	Sand	F	CO3	F	C	VF	F	M	C	VC
				<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1
	Depth			.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				3A1a6a	3A1a6a	3A1a6a			3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a
91P02062	0-13	Ap1	S	8.7	7.6	83.7			2.6	5.0	20.4	34.5	26.8	1.9	0.1

*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled As	:	Amarillo		Fine-loamy, mixed, thermic Aridic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0361

---

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	4B1c	3C2a1a		3D1		4C1		8D1	8D1
91P02062	0-13	Ap1	S	1.62	1.71	--		19.5	18.0	4.0		1.003		0.23		0.72	0.47
91P02063	13-36	Ap2	S	1.71	1.76	0.010		16.0	13.4	5.6		1.009		0.13		0.64	0.46
91P02064	36-51	Bt1	S	1.49	1.64	0.032		23.3	21.2	10.6		1.019		0.16		0.57	0.43
91P02065	51-71	Bt2	S	1.44	1.58	0.031		24.2	21.5	10.7		1.019		0.16		0.54	0.41
91P02066	71-89	Bt3	S	1.48	1.62	0.031		24.9	21.1	10.3		1.018		0.16		0.52	0.41
91P02067	89-119	Btk1	S	1.44	1.51	0.016		23.4	20.6	7.8		1.011		0.18		0.26	0.26
91P02068	119-155	Btk2	S	1.57	1.65	0.015		21.0	18.5	7.7		1.009		0.15		0.25	0.25
91P02069	155-203	Btk3	S							8.2		1.010				0.32	0.31

---

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 - - - - - - - - - - - - - - - - - - - - - -)
												3C1b1a			3C1e1a
91P02062	0-13	Ap1	S									14.2			5.0
91P02063	13-36	Ap2	S												7.0
91P02064	36-51	Bt1	S												14.0
91P02065	51-71	Bt2	S												14.4
91P02066	71-89	Bt3	S												13.5
91P02067	89-119	Btk1	S												14.2
91P02068	119-155	Btk2	S												13.3
91P02069	155-203	Btk3	S												13.6

*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled As	:	Amarillo		Fine-loamy, mixed, thermic Aridic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0361

---

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

91P02062

0-13

Ap1

S

0.022

0.21

91P02063

13-36

Ap2

S

0.027

0.23

91P02064

36-51

Bt1

S

0.047

0.38

91P02065

51-71

Bt2

S

0.28

91P02066

71-89

Bt3

S

0.19

91P02067

89-119

Btk1

S

0.13

91P02068

119-155

Btk2

S

0.13

91P02069

155-203

Btk3

S

0.08

---

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			5A3a	5A8b			5C3	5C1
91P02062	0-13	Ap1	S	9.9*	0.4	--	0.3	10.6	0.2			10.8	6.2			98	100
91P02063	13-36	Ap2	S	17.7*	0.6	--	0.6						7.9			100	100
91P02064	36-51	Bt1	S	43.8*	1.3	--	0.6						14.0			100	100
91P02065	51-71	Bt2	S	45.3*	1.6	--	0.5						14.3			100	100
91P02066	71-89	Bt3	S	46.8*	2.1	--	0.5						13.3			100	100
91P02067	89-119	Btk1	S	44.5*	1.8	tr	0.3						7.8			100	100
91P02068	119-155	Btk2	S	42.7*	2.3	--	0.3						7.6			100	100
91P02069	155-203	Btk3	S	45.0*	3.7	--	0.5						8.6			100	100

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

*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled As	:	Amarillo		Fine-loamy, mixed, thermic Aridic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0361

---

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 - -)		%
																					4F1a1a1
91P02062	0-13	Ap1	S																		0.19	--
91P02063	13-36	Ap2	S																		0.16	--
91P02064	36-51	Bt1	S																		0.18	--
91P02065	51-71	Bt2	S																		0.17	--
91P02066	71-89	Bt3	S																		0.18	--
91P02067	89-119	Btk1	S																		0.20	--
91P02068	119-155	Btk2	S																		0.22	--
91P02069	155-203	Btk3	S																		0.22	--

---

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				6E1g
91P02062	0-13	Ap1	S		7.4	8.0				--
91P02063	13-36	Ap2	S		7.6	8.1				--
91P02064	36-51	Bt1	S		7.6	8.1				1
91P02065	51-71	Bt2	S		7.6	8.1				1
91P02066	71-89	Bt3	S		7.7	8.2				3
91P02067	89-119	Btk1	S		7.7	8.2				32
91P02068	119-155	Btk2	S		7.7	8.2				33
91P02069	155-203	Btk3	S		7.7	8.2				33

*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled As	:	Amarillo		Fine-loamy, mixed, thermic Aridic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0361

---

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;

7C3

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

91P02062

0.0-13.0

Ap1

tcly

MI 3

KK 2

MT 1

VR 1

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

--

7.4

&nbsp;

&nbsp;

2.9

&nbsp;

&nbsp;

&nbsp;

HE 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

91P02064

36.0-51.0

Bt1

tcly

MI 3

MT 2

MM 2

KK 2

CA 2

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

18

7.3

&nbsp;

&nbsp;

2.2

&nbsp;

&nbsp;

&nbsp;

QZ 1

&nbsp;

&nbsp;

&nbsp;

&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	HE Hematite	KK Kaolinite	MI Mica	MM Montmorillonite-Mica
MT Montmorillonite	QZ Quartz	VR Vermiculite	 	 

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 90TX227001

( Howard, Texas )

Print Date: Apr 24 2024 9:00PM

Sampled As	:	Amarillo		Fine-loamy, mixed, thermic Aridic Paleustalf
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0361

---

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

91P02064

36.0-51.0

Bt1

fs

 

 

 

 

 

 

 

 

 

98

QZ 94

QC 4

FK 3

CD tr

OP tr

 

 

 

FRACTION INTERPRETATION:
fs - Fine Sand 0.1-0.25 mm	 	 	 	 

MINERAL INTERPRETATION:
CD Chert (Chalcedony	FK Potassium Feldspar	OP Opaques	QC Clay-Coated Quartz	QZ Quartz