*** Primary Characterization Data ***

Pedon ID: S1972CO041001

( El Paso, Colorado )

Print Date: Dec 4 2024 2:56AM

Sampled as on May 30, 1972:	PRING
Revised to SSL:	(unnamed) ; Coarse-loamy, mixed Aridic Haploboroll

				United States Department of Agriculture
SSL	-	Project	NL72CO004   EL PASO - PUEBLO	Natural Resources Conservation Service
	-	Site ID	S1972CO041001	National Soil Survey Center
	-	Pedon No.	72C0036	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
72C00206	A11	A11	0-12	72206			SL	COSL
72C00207	A12	A12	12-20	72207			SL	COSL
72C00208	A2	A3	20-35	72208			COSL	COSL
72C00209	AC	AC	35-55	72209			COSL	LCOS
72C00210	C1	C 1	55-68	72210			LS	LCOS
72C00211	C2	C 2	68-84	72211			LCOS	COS
72C00212	C3	C 3	84-119	72212			S	COS
72C00213	2C	2 C 4	119-122	72213			SL	COSL
72C00214	3C	3 C 5	122-200	72214			S	COS

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.68	(NA)
Clay, carbonate free, Weighted Average	5	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	86	% wt
Volume, >2mm, Weighted Average	18	% vol
Clay, total, Weighted Average	5	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: S1972CO041001

( El Paso, Colorado )

Print Date: Dec 4 2024 2:56AM

Sampled As	:	PRING
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0036

---

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
72C00206	0-12	A11	S	cosl	8.9	19.3	71.8			9.6	9.7	5.7	13.2	10.6	19.0	23.3	15	1	--	72	16
72C00207	12-20	A12	S	cosl	8.0	16.7	75.3			8.1	8.6	5.8	14.4	11.7	19.3	24.1	18	2	--	76	20
72C00208	20-35	A2	S	cosl	8.1	16.3	75.6			7.6	8.7	7.8	17.1	11.7	18.5	20.5	18	2	--	74	20
72C00209	35-55	AC	S	lcos	4.9	12.7	82.4			6.5	6.2	7.4	17.1	12.4	20.5	25.0	24	5	tr	82	29
72C00210	55-68	C1	S	lcos	4.4	9.0	86.6			4.7	4.3	6.3	18.1	13.6	22.2	26.4	17	3	--	84	20
72C00211	68-84	C2	S	cos	4.3	4.3	91.4			2.4	1.9	4.6	20.4	16.1	24.1	26.2	28	5	--	91	33
72C00212	84-119	C3	S	cos	3.9	3.9	92.2			1.9	2.0	3.0	11.1	11.7	25.5	40.9	31	7	--	93	38
72C00213	119-122	2C	S	cosl	14.4	5.1	80.5			2.7	2.4	3.8	15.6	13.3	23.1	24.7	19	3	--	82	22
72C00214	122-200	3C	S	cos	2.0	2.9	95.1			1.2	1.7	2.2	9.0	8.4	28.8	46.7	36	5	--	96	41

---

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
72C00206	0-12	A11	S	1.31	1.36	0.011		22.4	18.1	5.3		1.031		0.15		1.11	0.60
72C00207	12-20	A12	S	1.42	1.45	0.006		12.5	10.0	3.1		1.031		0.09		0.91	0.39
72C00208	20-35	A2	S	1.39	1.41	0.004		16.7	12.7	2.3		1.031		0.13		0.79	0.28
72C00209	35-55	AC	S	1.48	1.48	--		8.1	6.7	2.2		1.031		0.05		0.84	0.45
72C00210	55-68	C1	S	1.40	1.40	--		6.9	5.6	2.0		1.004		0.04		0.73	0.45
72C00211	68-84	C2	S	1.42	1.43	0.002		6.1	5.3	4.7		1.004		0.01		0.49	1.09
72C00212	84-119	C3	S	1.38	1.38	--		5.9	5.5	1.0		1.004		0.05		0.56	0.26
72C00213	119-122	2C	S	1.57	1.59	0.004		12.6	11.3	5.9		1.004		0.07		0.35	0.41
72C00214	122-200	3C	S	1.40	1.45	0.009		15.8	6.6	8.9		1.004		--		0.45	4.45

*** Primary Characterization Data ***

Pedon ID: S1972CO041001

( El Paso, Colorado )

Print Date: Dec 4 2024 2:56AM

Sampled As	:	PRING
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0036

---

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

72C00206

0-12

A11

S

0.164

1.95

12

72C00207

12-20

A12

S

0.090

0.98

11

72C00208

20-35

A2

S

0.072

0.75

10

72C00209

35-55

AC

S

0.35

72C00210

55-68

C1

S

0.18

72C00211

68-84

C2

S

0.11

---

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
72C00206	0-12	A11	S	7.6	1.1	0.5	0.6	9.8				9.8	9.9			100	99
72C00207	12-20	A12	S	5.7	0.8	0.3	0.4	7.2				7.2	7.3			100	99
72C00208	20-35	A2	S	5.2*	0.8	0.5	0.3	6.8				6.8	6.4			100	100
72C00209	35-55	AC	S	3.3*	0.6	0.5	0.2	4.6				4.6	4.1			100	100
72C00210	55-68	C1	S	2.4*	0.5	0.4	0.2	3.5				3.5	3.2			100	100
72C00211	68-84	C2	S	1.6*	0.4	0.4	0.1	2.5				2.5	2.1			100	100
72C00212	84-119	C3	S	1.7*	0.5	0.4	0.1	2.7				2.7	2.2			100	100
72C00213	119-122	2C	S	3.7*	1.2	0.5	0.2	5.6				5.6	5.1			100	100
72C00214	122-200	3C	S	0.9*	0.3	0.4	0.1	1.7				1.7	0.9			100	100

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

*** Primary Characterization Data ***

Pedon ID: S1972CO041001

( El Paso, Colorado )

Print Date: Dec 4 2024 2:56AM

Sampled As	:	PRING
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0036

---

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 - -)

%

72C00206

0-12

A11

S

5

72C00207

12-20

A12

S

4

72C00208

20-35

A2

S

8

72C00209

35-55

AC

S

12

72C00210

55-68

C1

S

13

72C00211

68-84

C2

S

19

72C00212

84-119

C3

S

18

72C00213

119-122

2C

S

10

72C00214

122-200

3C

S

44

---

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
72C00206	0-12	A11	S		6.0	6.3
72C00207	12-20	A12	S		6.1	6.6
72C00208	20-35	A2	S		6.2	6.8
72C00209	35-55	AC	S		6.3	7.1
72C00210	55-68	C1	S		6.2	7.0
72C00211	68-84	C2	S		6.5	7.4
72C00212	84-119	C3	S		6.5	7.4
72C00213	119-122	2C	S		6.7	7.5
72C00214	122-200	3C	S		6.3	7.4

*** Primary Characterization Data ***

Pedon ID: S1972CO041001

( El Paso, Colorado )

Print Date: Dec 4 2024 2:56AM

Sampled As	:	PRING
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  72C0036

---

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

72C00206

0.0-12.0

A11

tcly

KK 3

MI 2

72C00208

20.0-35.0

A2

tcly

KK 2

MT 1

MI 1

72C00211

68.0-84.0

C2

tcly

KK 4

MT 1

MI 1

72C00213

119.0-122.0

2C

tcly

KK 5

MT 1

MI 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks