*** Taxonomy Characterization Data ***

Pedon ID: 72CO041009

( El Paso, Colorado )

Print Date: Dec 6 2025 6:09AM

Sampled as :	Stapleton
Revised to :

				United States Department of Agriculture
SSL	-	Project	NL72CO004   EL PASO - PUEBLO	Natural Resources Conservation Service
	-	Site ID	72CO041009	National Soil Survey Center
	-	Pedon No.	72C0038	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

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Taxonomy Tier 1

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

Fine

CaCO3

1500

.1-75

Bulk

Cole

Vol

Resist

Clay

Clay

Clay

kPa

Clay

mm

Den

Whole

% of

Min

Depth

<.002

<.0002

<.002

/Clay

Est

Frac

33 kPa

Soil

Whole

%

Layer

(cm)

Horz

Prep

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

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

g cm-3

cm cm-1

4A1d

72C00221

0-26

A1

variable

1.37

72C00222

26-46

AC

variable

1.54

72C00223

46-64

C1

variable

1.61

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Taxonomy Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

pH

pH

Org

Tot

Al+½ Fe

CO3 as

(--- Base Sat ---)

NZ

ECEC

CEC7

ECEC

Al

Depth

H2O

NaF

C

C

Oxal

ODOE

CaCO3

NH4

Bases

P Ret

cmol(+)

/Clay

/Clay

Sat

E C

ESP

Layer

(cm)

Horz

Prep

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

kg -1

%

dS m-1

%

4C1a2a

6A1c

72C00221

0-26

A1

S

6.4

1.28

72C00222

26-46

AC

S

6.9

1.33

72C00223

46-64

C1

S

6.9

0.12

72C00224

64-126

C2

S

7.0

0.04

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Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0	(NA)
Volume, >2mm, Weighted Average	26	% vol
Weighted averages based on control section: 25-100 cm