*** Primary Characterization Data ***

Pedon ID: S1991-TX043-006-copy

( Brewster, Texas )

Print Date: Apr 18 2024 6:44PM

Sampled as on Feb 1, 1991:	Hodgins ; Fine-silty, mixed, thermic Ustollic Camborthid
Revised to correlated on Jan 29, 2019:	Stovall-carbonatic ustic ; Fine-silty, carbonatic, thermic Aridic Calciustepts

				United States Department of Agriculture
SSL	-	Project	RP91TX117   BREWSTER COUNTY	Natural Resources Conservation Service
	-	Site ID	S1991-TX043-006-copy   Lat: 30° 20' 20.26" north  Long: 103° 1' 5.66" west  MLRA: 42	National Soil Survey Center
	-	Pedon No.	91P0462	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
91P02642	A1	A1	0-8				L	CL
91P02643	A2	A2	8-20				SICL	C
91P02644	Bw1	Bw1	20-64				CL	C
91P02645	Bw2	Bw2	64-124				CL	C
91P02646	Bk1	Bk1	124-152				CL	SICL
91P02647	Bk2	Bk2	152-203				CL	CL

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Pedon Calculations
Calculation Name	Result	Units of Measure
Clay, carbonate free, Weighted Average	36	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	15	% wt
Volume, >2mm, Weighted Average	3	% vol
Clay, total, Weighted Average	45	% wt
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	3B1	3B1	3B1
91P02642	0-8	A1	S	cl	29.0	45.0	26.0		1.0	30.9	14.1	12.2	8.8	2.6	1.3	1.1	2	1	--	16	3
91P02643	8-20	A2	S	c	40.7	37.9	21.4		4.5	26.8	11.1	9.6	8.0	2.3	1.1	0.4	1	3	--	15	4
91P02644	20-64	Bw1	S	c	46.2	35.4	18.4		7.3	25.6	9.8	8.1	7.1	1.9	0.8	0.5	2	3	--	15	5
91P02645	64-124	Bw2	S	c	44.1	37.8	18.1		11.8	27.9	9.9	8.0	6.6	1.7	0.9	0.9	3	2	--	15	5
91P02646	124-152	Bk1	S	sicl	35.2	47.4	17.4		15.4	40.3	7.1	6.9	6.0	2.0	1.1	1.4	2	1	--	13	3
91P02647	152-203	Bk2	S	cl	28.4	46.8	24.8		8.3	36.3	10.5	11.6	9.4	2.3	0.9	0.6	8	3	--	23	11

*** Primary Characterization Data ***

Pedon ID: S1991-TX043-006-copy

( Brewster, Texas )

Print Date: Apr 18 2024 6:44PM

Sampled As	:	Hodgins		Fine-silty, mixed, thermic Ustollic Camborthid
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0462

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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	%
										3C2a1a		3D1					8D1
91P02642	0-8	A1	S							14.2		1.029					0.49
91P02643	8-20	A2	S							15.6		1.033					0.38
91P02644	20-64	Bw1	S							16.6		1.030					0.36
91P02645	64-124	Bw2	S							14.6		1.022					0.33
91P02646	124-152	Bk1	S							9.1		1.014					0.26
91P02647	152-203	Bk2	S							8.5		1.014					0.30

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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

91P02642

0-8

A1

S

2.35

91P02643

8-20

A2

S

1.72

91P02644

20-64

Bw1

S

1.17

91P02645

64-124

Bw2

S

0.39

91P02646

124-152

Bk1

S

0.18

91P02647

152-203

Bk2

S

0.11

---

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
91P02642	0-8	A1	S		7.5	7.9				10
91P02643	8-20	A2	S		7.5	7.8				18
91P02644	20-64	Bw1	S		7.6	8.0				32
91P02645	64-124	Bw2	S		7.6	8.0				61
91P02646	124-152	Bk1	S		7.7	8.2				41
91P02647	152-203	Bk2	S		7.6	8.1				42