*** Primary Characterization Data ***

Pedon ID: 95PR055002

( GuanicaMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:10PM

Sampled as on Feb 1, 1997:	Guanica-Low ; Fine, montmorillonitic, isohyperthermic Ustic Epiaquert
Revised to correlated on Feb 1, 1997:	Guanica ; Very-fine, smectitic, isohyperthermic Sodic Haplustert

				United States Department of Agriculture
SSL	-	Project	CP95PR204   LAJAS VALLEY PUERTO RICO	Natural Resources Conservation Service
	-	Site ID	95PR055002   Lat: 18° 3' 23.00" north  Long: 66° 57' 16.00" west  MLRA: 273	National Soil Survey Center
	-	Pedon No.	95P0599	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
95P04415	Ap	Ap	0-10				C	C
95P04416	BA	BA	10-20				C	C
95P04417	Bss1	Bss1	20-64				C	C
95P04418	Bss2	Bss2	64-90				C	C
95P04419	Bss3	Bss3	90-125				C	C
95P04420	Bssky1	Bssyk1	125-144				C	C
95P04421	Bssky2	Bssyk2	144-183				C	C

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.84	(NA)
Clay, carbonate free, Weighted Average	76	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	3	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	78	% wt
LE, Whole Soil, Summed to 1m	22	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	3A1a1a	3A1a1a	3B1	3B1	3B1
95P04415	0-10	Ap	S	c	80.6	17.4	2.0	42.8		17.2	0.2	1.2	0.6	0.2	--	--	--	--	--	1	--
95P04416	10-20	BA	S	c	82.1	15.3	2.6	34.6		15.3	--	1.3	0.6	0.3	0.3	0.1	--	--	--	1	--
95P04417	20-64	Bss1	S	c	79.5	16.2	4.3	20.4		16.2	--	1.4	0.9	0.7	1.0	0.3	--	--	--	3	--
95P04418	64-90	Bss2	S	c	76.8	18.3	4.9	17.1	3.5	18.3	--	1.8	1.1	0.8	0.8	0.4	--	tr	--	3	--
95P04419	90-125	Bss3	S	c	76.2	19.8	4.0	21.2	4.1	19.8	--	2.0	0.9	0.5	0.4	0.2	--	--	--	2	--
95P04420	125-144	Bssky1	S	c	69.5	27.0	3.5	10.1	6.0	24.9	2.1	1.8	0.8	0.4	0.2	0.3	--	tr	--	2	tr
95P04421	144-183	Bssky2	S	c	60.1	37.1	2.8		4.2	34.7	2.4	1.6	0.7	0.3	0.2	tr	--	--	--	1	--

*** Primary Characterization Data ***

Pedon ID: 95PR055002

( GuanicaMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:10PM

Sampled As	:	Guanica-Low		Fine, montmorillonitic, isohyperthermic Ustic Epiaquert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0599

---

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	4E2a1a1a1	4C1		8D1	8D1
95P04415	0-10	Ap	S	0.91	1.62	0.212			60.9	37.3		1.047		0.21		0.83	0.46
95P04416	10-20	BA	S	0.94	1.64	0.204			61.7	36.6		1.051		0.24		0.84	0.45
95P04417	20-64	Bss1	S	0.97	1.71	0.208			62.1	38.5		1.051		0.23		0.88	0.48
95P04418	64-90	Bss2	S	0.96	1.80	0.233			63.3	35.5		1.043		0.27		0.78	0.46
95P04419	90-125	Bss3	S	0.98	1.85	0.236			62.0	35.5		1.040		0.26		0.73	0.47
95P04420	125-144	Bssky1	S	1.06	1.82	0.197			53.1	31.7			1.048	0.23		0.69	0.46
95P04421	144-183	Bssky2	S	1.06	1.85	0.204			52.2	31.8			1.040	0.22		0.72	0.53

---

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 - - - - -)
					6B4a	6R3c		6A1c		6C2b	6G7a	6D2a							6A4a	6C8a	6G10
95P04415	0-10	Ap	S		0.356			3.54	10	1.6	0.2	0.1
95P04416	10-20	BA	S		0.244			2.20	9	1.7	0.2	0.1
95P04417	20-64	Bss1	S		0.155	--		1.50	10	1.9	0.2	0.2							--	--	--
95P04418	64-90	Bss2	S		0.098			1.05	11	1.7	0.2	0.1
95P04419	90-125	Bss3	S					0.86		1.5	0.1	0.1
95P04420	125-144	Bssky1	S					0.54		1.4	0.1	0.1
95P04421	144-183	Bssky2	S					0.16		1.4	0.1	0.1

*** Primary Characterization Data ***

Pedon ID: 95PR055002

( GuanicaMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:10PM

Sampled As	:	Guanica-Low		Fine, montmorillonitic, isohyperthermic Ustic Epiaquert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0599

---

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	6G9c		5A3a	5A8b			5C3	5C1
95P04415	0-10	Ap	S	49.3*	19.1	1.5	3.6		4.0				67.2			95	100
95P04416	10-20	BA	S	57.6*	25.3	2.8	2.5	88.2	2.7			90.9	68.8			97	100
95P04417	20-64	Bss1	S	50.9*	27.9	6.4	1.6		1.3	--			69.6			99	100
95P04418	64-90	Bss2	S	57.7*	31.2	19.9	1.3						59.9			100	100
95P04419	90-125	Bss3	S	58.1*	29.3	22.5	1.4						56.0			100	100
95P04420	125-144	Bssky1	S	98.2*	27.0	23.6	1.3						48.1			100	100
95P04421	144-183	Bssky2	S	122.7*	29.1	26.8	1.7						43.2			100	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	6U1b	6K1d				6L1d	6W1b	6M1d	8A	8D5	8A3a	4F1a1a1		5E
95P04415	0-10	Ap	S	7.2	3.5	3.5	0.6	--	10.0	0.1	2.4				2.1	--	0.1	120.3	0.1	1.33	14.60	2	2
95P04416	10-20	BA	S	3.3	1.9	4.0	0.2	--	6.2	0.1	1.6				1.4	--	--	111.2	tr	0.89	0.55	3	2
95P04417	20-64	Bss1	S	1.5	1.3	8.1	0.1	--	4.9	0.1	3.0				2.6	--	--		tr		0.83	9	7
95P04418	64-90	Bss2	S	9.8	12.3	55.0	0.1	--	2.0	--	56.5				25.5	--	--	135.9	0.8	7.67	0.98	21	17
95P04419	90-125	Bss3	S	13.5	16.0	62.2	0.2	--	1.6	1.7	47.9				41.2	--	--	140.8	0.9	8.54	6.40	25	16
95P04420	125-144	Bssky1	S																		8.24	49
95P04421	144-183	Bssky2	S	27.3	33.0	103.2	0.2	--	0.9	2.9	74.4				85.3	--	--	109.6	1.2	13.12	9.10	36	19

*** Primary Characterization Data ***

Pedon ID: 95PR055002

( GuanicaMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:10PM

Sampled As	:	Guanica-Low		Fine, montmorillonitic, isohyperthermic Ustic Epiaquert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0599

---

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
95P04415	0-10	Ap	S		7.3	7.4	7.2			5		--
95P04416	10-20	BA	S		7.6	7.7	7.3			tr		--
95P04417	20-64	Bss1	S		7.8	8.1				2		--
95P04418	64-90	Bss2	S		8.0	8.0	7.8			6		--
95P04419	90-125	Bss3	S		8.0	7.9	7.7			6		--
95P04420	125-144	Bssky1	S		7.9	7.9				8		2
95P04421	144-183	Bssky2	S		7.9	7.9	7.7			9		4

---

Phosphorous

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorous - - - - - - - - - - - - - - - - - - - - -)

KCl

Melanic

NZ

Acid

Anion Exch Resin

Bray

Bray

Olsen

H2O

Citric

Mehlich

Extr

Depth

Index

Oxal

Available

Capacity

1

2

Acid

III

NO3

Layer

(cm)

Horz

Prep

%

(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)

6S3b

95P04417

20-64

Bss1

S

--

*** Primary Characterization Data ***

Pedon ID: 95PR055002

( GuanicaMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:10PM

Sampled As	:	Guanica-Low		Fine, montmorillonitic, isohyperthermic Ustic Epiaquert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0599

---

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

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

95P04415

0.0-10.0

Ap

tcly

MT 3

KK 2

QZ 1

95P04417

20.0-64.0

Bss1

tcly

MT 3

KK 1

95P04419

90.0-125.0

Bss3

tcly

MT 3

FD 2

CA 2

KK 1

HE 1

QZ 1

95P04421

144.0-183.0

Bssky2

tcly

MT 2

FD 2

CA 2

HE 1

QZ 1

KK 1

KH 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA Calcite	FD Feldspar	HE Hematite	KH Halloysite	KK Kaolinite
MT Montmorillonite	QZ Quartz

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks