*** Primary Characterization Data ***

Pedon ID: S1981PR007006

( Aguas BuenasMunicipio, Puerto Rico )

Print Date: Dec 4 2024 1:49PM

Sampled as on Aug 1, 1981:	Guanica ; Fine, montmorillonitic, isohyperthermic Udic Pellustert
Revised to correlated on Mar 1, 2001:	(unnamed) ; Very-fine, smectitic, isohyperthermic Sodic Haplustert

				United States Department of Agriculture
SSL	-	Project	CP81PR160   LAJAS VALLEY	Natural Resources Conservation Service
	-	Site ID	S1981PR007006	National Soil Survey Center
	-	Pedon No.	81P0320	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
81P01647	A1	A11	0-14					C
81P01648	A2	A12	14-54					C
81P01649	AC	AC	54-80					C
81P01650	C1	C1	80-120					C
81P01651	C2	C2	120-143					SIC
81P01652	C3	C3	143-174					C

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.85	(NA)
Clay, carbonate free, Weighted Average	70	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	7	% wt
Volume, >2mm, Weighted Average	2	% vol
Clay, total, Weighted Average	70	% wt
LE, Whole Soil, Summed to 1m	16	cm/m
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	3B1	3B1	3B1
81P01647	0-14	A1	S	c	71.4	25.5	3.1			21.6	3.9	1.1	0.6	0.4	0.5	0.5	tr	--	--	2	tr
81P01648	14-54	A2	S	c	69.0	26.5	4.5			22.6	3.9	1.2	1.3	0.3	0.8	0.9	12	tr	--	15	12
81P01649	54-80	AC	S	c	70.4	26.6	3.0			22.5	4.1	1.2	0.6	0.5	0.4	0.3	tr	tr	--	2	tr
81P01650	80-120	C1	S	c	69.1	28.8	2.1			26.4	2.4	1.2	0.4	0.2	0.2	0.1	--	--	--	1	--
81P01651	120-143	C2	S	sic	50.3	45.6	4.1			39.4	6.2	1.3	1.0	1.1	0.6	0.1	tr	tr	--	3	tr
81P01652	143-174	C3	S	c	58.5	39.1	2.4			33.5	5.6	0.9	0.6	0.3	0.3	0.3	--	--	--	2	--

*** Primary Characterization Data ***

Pedon ID: S1981PR007006

( Aguas BuenasMunicipio, Puerto Rico )

Print Date: Dec 4 2024 1:49PM

Sampled As	:	Guanica		Fine, montmorillonitic, isohyperthermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  81P0320

---

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	4E2a1a1a1	4C1		8D1	8D1
81P01647	0-14	A1	S	1.14	1.75	0.153		44.5	40.6	32.2		1.071		0.10		0.97	0.45
81P01648	14-54	A2	S	1.16	1.90	0.165		43.1	40.3	32.3		1.065		0.09		0.91	0.47
81P01649	54-80	AC	S	1.19	1.92	0.173		39.9	38.3	32.5		1.061		0.07		0.85	0.46
81P01650	80-120	C1	S	1.23	1.92	0.160		39.4	38.3	31.4		1.056		0.08		0.77	0.45
81P01651	120-143	C2	S	1.31	1.92	0.136		32.3	31.6	29.5			1.070	0.03		0.91	0.59
81P01652	143-174	C3	S	1.32	1.97	0.143		32.7	31.7	29.3			1.070	0.03		0.78	0.50

---

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 - - - - - - - - - - - - - - - - - - - - - -)
				4F1	4F
81P01647	0-14	A1	S	82	48
81P01649	54-80	AC	S	85	53

---

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

81P01647

0-14

A1

S

0.195

1.98

10

81P01648

14-54

A2

S

0.112

1.26

11

81P01649

54-80

AC

S

1.02

81P01650

80-120

C1

S

0.59

81P01651

120-143

C2

S

0.29

81P01652

143-174

C3

S

0.19

*** Primary Characterization Data ***

Pedon ID: S1981PR007006

( Aguas BuenasMunicipio, Puerto Rico )

Print Date: Dec 4 2024 1:49PM

Sampled As	:	Guanica		Fine, montmorillonitic, isohyperthermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  81P0320

---

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
81P01647	0-14	A1	S	68.6*	19.0	1.1	1.8		1.7				69.2			98	100
81P01648	14-54	A2	S	68.5*	23.9	7.3	1.2						63.0			100	100
81P01649	54-80	AC	S	57.9*	26.1	20.6	1.2						59.7			100	100
81P01650	80-120	C1	S	59.0*	27.1	27.2	1.3						53.4			100	100
81P01651	120-143	C2	S		26.5	23.2	1.1						45.8			100
81P01652	143-174	C3	S		28.8	24.6	1.3						45.6			100

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

---

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			5E
81P01647	0-14	A1	S	5.1	2.1	2.5	0.1	--	7.0	tr	0.5				1.5	tr	--	99.5	tr	0.86		1	1
81P01648	14-54	A2	S	1.2	0.8	9.7	tr	--	4.8	0.1	4.4				1.8	--	--	104.1	0.1	1.20		10	10
81P01649	54-80	AC	S	8.0	8.6	60.0	0.1	--	2.7	0.5	46.1				23.7	--	--	108.3	0.6	6.87		24	21
81P01650	80-120	C1	S	21.5	28.4	104.3	0.1	--	1.8	0.9	66.3				80.8	--	--	108.1	1.0	11.67		30	21
81P01651	120-143	C2	S	25.4	37.7	118.3	0.1	--	1.2	1.1	63.6				106.2	--	--	93.4	0.9	12.47		27	21
81P01652	143-174	C3	S	25.2	42.7	122.6	0.2	--	1.3	1.0	64.0				113.4	--	--	88.5	0.9	12.90		30	21

---

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
				4C1a2a3	4C1a2a	4C1a2a	8C1b			6E1g		4E2a1a1a1		8E1
81P01647	0-14	A1	S	6.7	7.9	8.0	7.4			tr		--
81P01648	14-54	A2	S	6.8	8.2	8.3	7.7			5		--
81P01649	54-80	AC	S	7.0	8.0	8.0	7.6			6		--
81P01650	80-120	C1	S	7.1	7.9	7.9	7.7			7		--		180
81P01651	120-143	C2	S	7.2	8.0	8.0	7.8			5		3
81P01652	143-174	C3	S	7.2	8.0	8.0	7.8			4		3

*** Primary Characterization Data ***

Pedon ID: S1981PR007006

( Aguas BuenasMunicipio, Puerto Rico )

Print Date: Dec 4 2024 1:49PM

Sampled As	:	Guanica		Fine, montmorillonitic, isohyperthermic Udic Pellustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  81P0320

---

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

81P01649

54.0-80.0

AC

tcly

MT 3

CL 2

KK 2

MI 1

KK 10

8.9

1.6

81P01650

80.0-120.0

C1

tcly

MT 3

CL 2

KK 2

MI 2

KK 13

8.9

1.8

81P01651

120.0-143.0

C2

tcly

MT 3

CL 2

KK 2

MI 2

KK 16

8.7

1.9

81P01652

143.0-174.0

C3

tcly

CL 3

MT 3

KK 2

MI 2

KK 18

8.7

2.0

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CL Chlorite	KK Kaolinite	MI Mica	MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks