*** Primary Characterization Data ***

Pedon ID: 95PR079002

( LajasMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:14PM

Sampled as on Feb 1, 1998:	Aguirre-Low ; Fine, montmorillonitic, thermic Typic Haplustert
Revised to correlated on Feb 1, 1998:	Aguirre ; Very-fine, smectitic, isohyperthermic Sodic Haplustert

				United States Department of Agriculture
SSL	-	Project	CP95PR204   LAJAS VALLEY PUERTO RICO	Natural Resources Conservation Service
	-	Site ID	95PR079002   Lat: 18° 1' 2.00" north  Long: 67° 4' 59.00" west  MLRA: 273	National Soil Survey Center
	-	Pedon No.	95P0589	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
95P04333	Ap	Ap	0-18				C	C
95P04334	Bss1	Bss1	18-35				C	C
95P04335	Bss2	Bss2	35-55				C	C
95P04336	Bss3	Bss3	55-93				C	C
95P04337	Bss4	Bss4	93-121				C	C
95P04338	Bssy1	Bssy1	121-155				C	C
95P04339	Bssy2	Bssy2	155-179				C	C
95P04340	Bssy3	Bssy3	179-193				C	C
95P04341	Bssy4	Bssy4	193-210				C	C

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.88	(NA)
Clay, carbonate free, Weighted Average	60	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	3	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	60	% wt
LE, Whole Soil, Summed to 1m	15	cm/m
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: 95PR079002

( LajasMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:14PM

Sampled As	:	Aguirre-Low		Fine, montmorillonitic, thermic Typic Haplustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0589

---

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
95P04333	0-18	Ap	S	c	57.4	33.6	9.0	34.3		22.6	11.0	4.4	2.1	0.9	0.9	0.7	tr	tr	--	5	tr
95P04334	18-35	Bss1	S	c	59.9	32.6	7.5	32.2		21.7	10.9	4.5	1.6	0.7	0.5	0.2	--	--	--	3	--
95P04335	35-55	Bss2	S	c	59.0	34.4	6.6	27.9		23.0	11.4	4.3	1.5	0.5	0.2	0.1	--	--	--	2	--
95P04336	55-93	Bss3	S	c	61.4	31.7	6.9	20.2		24.4	7.3	4.3	1.4	0.4	0.2	0.6	tr	--	--	3	tr
95P04337	93-121	Bss4	S	c	56.0	33.4	10.6	22.9		23.8	9.6	6.3	2.1	0.7	0.6	0.9	1	tr	--	5	1
95P04338	121-155	Bssy1	S	c	50.4	39.1	10.5			25.0	14.1	5.8	2.3	0.9	1.0	0.5	1	tr	--	6	1
95P04339	155-179	Bssy2	S	c	51.7	39.3	9.0			29.0	10.3	4.7	1.9	1.2	0.9	0.3	1	--	--	5	1
95P04340	179-193	Bssy3	S	c	60.7	33.7	5.6			26.8	6.9	2.9	1.4	0.7	0.3	0.3	tr	tr	--	3	tr
95P04341	193-210	Bssy4	S	c	57.4	29.0	13.6			19.9	9.1	5.0	2.9	2.0	2.0	1.7	2	1	--	11	3

---

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
95P04333	0-18	Ap	S	1.26	1.88	0.142			36.2	24.4		1.037		0.15		0.93	0.43
95P04334	18-35	Bss1	S	1.24	1.85	0.143			37.1	24.6		1.036		0.16		0.91	0.41
95P04335	35-55	Bss2	S	1.23	1.87	0.150			37.7	25.1		1.034		0.15		0.93	0.43
95P04336	55-93	Bss3	S	1.22	1.94	0.167			39.4	28.4		1.035		0.13		0.88	0.46
95P04337	93-121	Bss4	S	1.31	1.93	0.137			35.4	23.6		1.029		0.15		0.75	0.42
95P04338	121-155	Bssy1	S	1.34	1.88	0.118			34.1	23.4			1.040	0.14		0.67	0.46
95P04339	155-179	Bssy2	S	1.27	1.93	0.149			37.1	24.0			1.031	0.17		0.77	0.46
95P04340	179-193	Bssy3	S	1.25	1.95	0.159			38.8	25.7		1.028		0.16		0.69	0.42
95P04341	193-210	Bssy4	S	1.26	1.86	0.136			38.6	23.1		1.026		0.19		0.60	0.40

*** Primary Characterization Data ***

Pedon ID: 95PR079002

( LajasMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:14PM

Sampled As	:	Aguirre-Low		Fine, montmorillonitic, thermic Typic Haplustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0589

---

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 - - - - -)
				6A2e	6B4a			6A1c		6C2b	6G7a	6D2a
95P04333	0-18	Ap	S	2.97	0.244			2.57	11	2.5	0.2	0.1
95P04334	18-35	Bss1	S	1.90	0.156			1.52	10	2.4	0.2	0.1
95P04335	35-55	Bss2	S	1.60	0.104			1.25	12	1.7	0.1	0.1
95P04336	55-93	Bss3	S	1.79	0.080			1.36	17	1.5	0.1	tr
95P04337	93-121	Bss4	S	1.07	0.054			0.68	13	2.6	0.2	0.1
95P04338	121-155	Bssy1	S	0.16				0.13		2.3	0.1	0.1
95P04339	155-179	Bssy2	S	0.10				0.05		3.0	0.2	0.1
95P04340	179-193	Bssy3	S	0.13				0.08		2.7	0.2	0.1
95P04341	193-210	Bssy4	S	0.54				0.06		3.8	0.2	0.1

---

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
95P04333	0-18	Ap	S	29.4	18.4	1.5	1.0	50.3	6.6			56.9	53.1			88	95
95P04334	18-35	Bss1	S	30.5*	20.1	3.4	0.6	54.6	6.2			60.8	54.5			90	100
95P04335	35-55	Bss2	S	28.6*	21.1	6.5	0.5	56.7	2.2			58.9	54.8			96	100
95P04336	55-93	Bss3	S	38.0*	24.2	10.9	0.5		0.8				53.8			99	100
95P04337	93-121	Bss4	S	45.8*	23.7	12.5	0.4		0.6				41.8			99	100
95P04338	121-155	Bssy1	S	126.3*	19.0	11.6	0.4		2.5				33.6			98	100
95P04339	155-179	Bssy2	S	44.4*	22.8	14.0	0.5	81.7	2.4			84.1	39.6			97	100
95P04340	179-193	Bssy3	S	31.1*	24.5	14.8	0.5	70.9	1.1			72.0	41.8			98	100
95P04341	193-210	Bssy4	S	60.2*	23.4	12.6	0.6		--				34.7			100	100

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

*** Primary Characterization Data ***

Pedon ID: 95PR079002

( LajasMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:14PM

Sampled As	:	Aguirre-Low		Fine, montmorillonitic, thermic Typic Haplustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0589

---

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
95P04333	0-18	Ap	S	2.8	2.4	3.7	0.2	--	3.1	0.4	3.5				1.6	--	--	74.9	tr	0.92	0.40	2	2
95P04334	18-35	Bss1	S	3.1	2.7	8.0	0.1	--	3.3	0.4	6.5				3.0	--	--	85.8	0.1	1.43	0.76	5	5
95P04335	35-55	Bss2	S	4.2	4.4	17.2	0.1	--	3.0	1.0	14.2				7.1	--	--	85.1	0.2	2.75	1.32	9	8
95P04336	55-93	Bss3	S	6.5	8.5	33.3	0.1	--	2.4	--	21.0				22.7	--	--	104.9	0.4	4.65	2.73	14	12
95P04337	93-121	Bss4	S	18.2	25.3	59.5	0.1	--	1.1	--	34.7				60.3	--	--	92.3	0.6	8.45	4.20	17	13
95P04338	121-155	Bssy1	S	23.7	36.0	70.3	0.2	--	1.0	--	39.2				88.9	--	--	79.8	0.7	10.60	5.15	18	13
95P04339	155-179	Bssy2	S	22.8	35.9	69.1	0.2	--	1.1	3.0	36.0				88.1	--	--	90.6	0.7	9.98	5.43	20	13
95P04340	179-193	Bssy3	S	22.0	36.3	69.5	0.2	--	1.0	2.5	36.5				86.1	--	--	101.6	0.8	9.93	4.93	19	13
95P04341	193-210	Bssy4	S	23.3	39.2	76.0	0.2	--	0.9	--	47.9				87.4	--	--	83.8	0.7	10.92	4.77	18	14

---

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
95P04333	0-18	Ap	S		6.4	6.7	6.5
95P04334	18-35	Bss1	S		7.2	7.5	7.1					--
95P04335	35-55	Bss2	S		7.7	7.9	7.5					--
95P04336	55-93	Bss3	S		7.9	7.9	7.7			2		--
95P04337	93-121	Bss4	S		7.9	8.0	7.8			2		--
95P04338	121-155	Bssy1	S		7.8	7.8	7.5			1		6
95P04339	155-179	Bssy2	S		7.7	7.7	7.6					1
95P04340	179-193	Bssy3	S		7.9	7.8	7.7					--
95P04341	193-210	Bssy4	S		8.0	8.0	7.8			5		tr

*** Primary Characterization Data ***

Pedon ID: 95PR079002

( LajasMunicipio, Puerto Rico )

Print Date: Dec 8 2025 5:14PM

Sampled As	:	Aguirre-Low		Fine, montmorillonitic, thermic Typic Haplustert
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  95P0589

---

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

95P04334

18.0-35.0

Bss1

tcly

MT 4

KK 2

QZ 1

FD 1

95P04336

55.0-93.0

Bss3

tcly

MT 4

KK 2

FD 1

QZ 1

95P04338

121.0-155.0

Bssy1

tcly

MT 3

KK 2

FD 2

HE 1

QZ 1

GE 1

95P04340

179.0-193.0

Bssy3

tcly

MT 3

KK 2

QZ 2

FD 2

VR 1

HE 1

95P04341

193.0-210.0

Bssy4

tcly

MT 3

KK 2

QZ 2

FD 2

HE 1

VR 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
FD Feldspar	GE Goethite	HE Hematite	KK Kaolinite	MT Montmorillonite
QZ Quartz	VR Vermiculite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks