*** Primary Characterization Data ***

Pedon ID: S1974AZ019001

( Pima, Arizona )

Print Date: Nov 22 2024 4:56AM

Sampled as on Dec 14, 1974:	Palos Verdes
Revised to correlated on Jul 1, 1996:	(unnamed) ; Loamy, mixed, active, thermic, shallow Abruptic Argidurid

				United States Department of Agriculture
SSL	-	Project	NL74AZ019   PIMA CO.,E. PART	Natural Resources Conservation Service
	-	Site ID	S1974AZ019001   Lat: 32° 20' 59.99" north  Long: 110° 59' 48.99" west	National Soil Survey Center
	-	Pedon No.	74C0172	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
74C01013	A	A1	0-3	741013				COSL
74C01014	B	B1	3-8	741014				COSL
74C01015	Bt1	B21t	8-20	741015				SCL
74C01016	Bt2	B22t	20-38	741016				SC
74C01017	Bkq1	B3sIca	38-48	741017				SCL
74C01018	Bkq2	C1sIca	48-97	741018				COSL
74C01019	Bkq3	C2sIca	97-163	741019				COSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.59	(NA)
Clay, carbonate free, Weighted Average	25	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	63	% wt
Volume, >2mm, Weighted Average	21	% vol
Clay, total, Weighted Average	27	% wt
Weighted averages based on control section: 3-48 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
74C01013	0-3	A	S	cosl	6.8	27.8	65.4			8.6	19.2	12.7	13.3	9.3	15.9	14.2	7	7	tr	59	14
74C01014	3-8	B	S	cosl	12.5	26.2	61.3			9.2	17.0	12.0	12.2	8.0	13.7	15.4	9	8	tr	58	17
74C01015	8-20	Bt1	S	scl	21.2	20.9	57.9			7.7	13.2	8.9	10.6	8.6	13.9	15.9	15	15	tr	64	30
74C01016	20-38	Bt2	S	sc	37.9	13.6	48.5		2.0	6.1	7.5	4.5	5.7	5.0	12.3	21.0	16	17	tr	62	33
74C01017	38-48	Bkq1	S	scl	23.3	26.6	50.1		7.0	18.6	8.0	4.9	6.9	6.0	11.4	20.9	21	15	1	65	37
74C01018	48-97	Bkq2	S	cosl	14.0	21.3	64.7		6.0	12.9	8.4	6.3	9.8	8.5	15.6	24.5	18	10	--	70	28
74C01019	97-163	Bkq3	S	cosl	9.9	12.1	78.0		2.0	6.8	5.3	5.1	13.6	16.0	24.5	18.8	17	13	1	81	31

*** Primary Characterization Data ***

Pedon ID: S1974AZ019001

( Pima, Arizona )

Print Date: Nov 22 2024 4:56AM

Sampled As	:	Palos Verdes
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0172

---

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
74C01013	0-3	A	S	1.69	1.71	0.004		15.2	11.4	3.1		1.023		0.13		0.99	0.46
74C01014	3-8	B	S							3.7		1.023				0.66	0.30
74C01015	8-20	Bt1	S	1.61	1.68	0.011		13.0	11.6	7.1		1.023		0.06		0.55	0.33
74C01016	20-38	Bt2	S	1.38	1.56	0.033		28.2	24.7	12.0		1.023		0.14		0.55	0.32
74C01017	38-48	Bkq1	S	1.53	1.59	0.010		20.5	17.8	7.8		1.023		0.11		0.44	0.33
74C01018	48-97	Bkq2	S	1.44	1.42	--		21.3	19.2	4.6		1.023		0.17		0.46	0.33
74C01019	97-163	Bkq3	S	1.67	1.64	--		11.2	9.9	3.7		1.023		0.08		0.66	0.37

---

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
74C01016	20-38	Bt2	S	29.34799	15
74C01019	97-163	Bkq3	S	.2268	0

---

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		6C2b	6G7a
74C01013	0-3	A	S		0.049			0.39	8	0.8	tr
74C01014	3-8	B	S		0.036			0.31	9	0.8	tr
74C01015	8-20	Bt1	S		0.037			0.22	6	0.9	0.1
74C01016	20-38	Bt2	S		0.036			0.25	7	0.9	0.1
74C01017	38-48	Bkq1	S							0.3	tr
74C01018	48-97	Bkq2	S							0.2	tr
74C01019	97-163	Bkq3	S							0.3	tr

*** Primary Characterization Data ***

Pedon ID: S1974AZ019001

( Pima, Arizona )

Print Date: Nov 22 2024 4:56AM

Sampled As	:	Palos Verdes
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0172

---

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					5A3a	5A8b			5C3	5C1
74C01013	0-3	A	S	7.7*	1.5	tr	0.7	9.9				9.9	6.7			100	100
74C01014	3-8	B	S	27.3*	6.0	tr	0.8	34.1				34.1	8.3			100	100
74C01015	8-20	Bt1	S	10.5*	2.9	0.1	0.8	14.3				14.3	11.7			100	100
74C01016	20-38	Bt2	S	19.1*	5.4	0.1	0.8						21.0			100	100
74C01017	38-48	Bkq1	S	42.6*	4.8	0.1	0.4						10.2			100	100
74C01018	48-97	Bkq2	S	27.3*	2.9	0.2	0.3						6.4			100	100
74C01019	97-163	Bkq3	S	25.6*	3.7	0.5	0.3						6.5			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

6K1c

8A

8D5

8A3a

5E

74C01013

0-3

A

S

--

74C01014

3-8

B

S

--

74C01015

8-20

Bt1

S

1

74C01016

20-38

Bt2

S

4.0

1.0

0.5

0.2

0.6

3.6

1.0

54.5

tr

0.66

tr

tr

74C01017

38-48

Bkq1

S

1

74C01018

48-97

Bkq2

S

3

74C01019

97-163

Bkq3

S

8

*** Primary Characterization Data ***

Pedon ID: S1974AZ019001

( Pima, Arizona )

Print Date: Nov 22 2024 4:56AM

Sampled As	:	Palos Verdes
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  74C0172

---

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	6E4
74C01013	0-3	A	S		7.0	7.9
74C01014	3-8	B	S		7.1	8.0
74C01015	8-20	Bt1	S		6.9	7.5
74C01016	20-38	Bt2	S		6.9	7.5	7.1			1
74C01017	38-48	Bkq1	S		7.6	8.3				28
74C01018	48-97	Bkq2	S		7.9	8.5				29	23
74C01019	97-163	Bkq3	S		8.0	8.5				10

---

Miscellaneous Data

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(- Sat Paste Ex. -)

(- Sand -)

( Water Content )

Bulk

(- - - - Extractable Bases - - - -)

(- - - CEC8 - - -)

CO3+

(- - - pH - - -)

M+C+VC

Moist Sieved

Density

Depth

Ca

Mg

Na

K

NaOAC

BaCl2

Ca+Mg

HCO3

CaCl2

H2O

.25-2

100 kPa

200 kPa

10 kPa

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)

mmol(+)L-1

mmol(-)L-1

1:10

1:10

(- - - - - % of <2mm - - - - -)

g cm-3

NK

74C01016

20-38

Bt2

S

9.0